diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-stats-controller.php
similarity index 94%
rename from plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-controller.php
rename to plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-stats-controller.php
index d6c28ed095a..acaacf392be 100644
--- a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-controller.php
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-orders-stats-controller.php
@@ -15,7 +15,7 @@ defined( 'ABSPATH' ) || exit;
  * @package WooCommerce Admin/API
  * @extends WC_REST_Orders_Controller
  */
-class WC_Admin_REST_Orders_Controller extends WC_REST_Orders_Controller {
+class WC_Admin_REST_Orders_Stats_Controller extends WC_REST_Orders_Controller {
 	/**
 	 * Get the query params for collections.
 	 *
diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-categories-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-categories-controller.php
index 3aa23d33d49..273e436b451 100644
--- a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-categories-controller.php
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-categories-controller.php
@@ -13,9 +13,9 @@ defined( 'ABSPATH' ) || exit;
  * REST API Reports categories controller class.
  *
  * @package WooCommerce/API
- * @extends WC_REST_Reports_Controller
+ * @extends WC_Admin_REST_Reports_Controller
  */
-class WC_Admin_REST_Reports_Categories_Controller extends WC_REST_Reports_Controller {
+class WC_Admin_REST_Reports_Categories_Controller extends WC_Admin_REST_Reports_Controller {
 
 	/**
 	 * Endpoint namespace.
@@ -317,18 +317,4 @@ class WC_Admin_REST_Reports_Categories_Controller extends WC_REST_Reports_Contro
 		return $params;
 	}
 
-	/**
-	 * Get order statuses without prefixes.
-	 *
-	 * @return array
-	 */
-	protected function get_order_statuses() {
-		$order_statuses = array();
-
-		foreach ( array_keys( wc_get_order_statuses() ) as $status ) {
-			$order_statuses[] = str_replace( 'wc-', '', $status );
-		}
-
-		return $order_statuses;
-	}
 }
diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-controller.php
index 83c9628168f..764e51d2d9b 100644
--- a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-controller.php
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-controller.php
@@ -224,4 +224,19 @@ class WC_Admin_REST_Reports_Controller extends WC_REST_Reports_Controller {
 			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
 		);
 	}
+
+	/**
+	 * Get order statuses without prefixes.
+	 *
+	 * @return array
+	 */
+	public function get_order_statuses() {
+		$order_statuses = array();
+
+		foreach ( array_keys( wc_get_order_statuses() ) as $status ) {
+			$order_statuses[] = str_replace( 'wc-', '', $status );
+		}
+
+		return $order_statuses;
+	}
 }
diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-controller.php
new file mode 100644
index 00000000000..b0ca69ecceb
--- /dev/null
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-controller.php
@@ -0,0 +1,356 @@
+<?php
+/**
+ * REST API Reports orders controller
+ *
+ * Handles requests to the /reports/orders endpoint.
+ *
+ * @package WooCommerce Admin/API
+ */
+
+defined( 'ABSPATH' ) || exit;
+
+/**
+ * REST API Reports orders controller class.
+ *
+ * @package WooCommerce/API
+ * @extends WC_Admin_REST_Reports_Controller
+ */
+class WC_Admin_REST_Reports_Orders_Controller extends WC_Admin_REST_Reports_Controller {
+
+	/**
+	 * Endpoint namespace.
+	 *
+	 * @var string
+	 */
+	protected $namespace = 'wc/v4';
+
+	/**
+	 * Route base.
+	 *
+	 * @var string
+	 */
+	protected $rest_base = 'reports/orders';
+
+	/**
+	 * Maps query arguments from the REST request.
+	 *
+	 * @param array $request Request array.
+	 * @return array
+	 */
+	protected function prepare_reports_query( $request ) {
+		$args                     = array();
+		$args['before']           = $request['before'];
+		$args['after']            = $request['after'];
+		$args['page']             = $request['page'];
+		$args['per_page']         = $request['per_page'];
+		$args['orderby']          = $request['orderby'];
+		$args['order']            = $request['order'];
+		$args['product_includes'] = (array) $request['product_includes'];
+		$args['product_excludes'] = (array) $request['product_excludes'];
+		$args['coupon_includes']  = (array) $request['coupon_includes'];
+		$args['coupon_excludes']  = (array) $request['coupon_excludes'];
+		$args['status_is']        = (array) $request['status_is'];
+		$args['status_is_not']    = (array) $request['status_is_not'];
+		$args['customer_type']    = $request['customer_type'];
+		$args['extended_info']    = $request['extended_info'];
+		return $args;
+	}
+
+	/**
+	 * Get all reports.
+	 *
+	 * @param WP_REST_Request $request Request data.
+	 * @return array|WP_Error
+	 */
+	public function get_items( $request ) {
+		$query_args   = $this->prepare_reports_query( $request );
+		$orders_query = new WC_Admin_Reports_Orders_Query( $query_args );
+		$report_data  = $orders_query->get_data();
+
+		$data = array();
+
+		foreach ( $report_data->data as $orders_data ) {
+			$item   = $this->prepare_item_for_response( $orders_data, $request );
+			$data[] = $this->prepare_response_for_collection( $item );
+		}
+
+		$response = rest_ensure_response( $data );
+		$response->header( 'X-WP-Total', (int) $report_data->total );
+		$response->header( 'X-WP-TotalPages', (int) $report_data->pages );
+
+		$page      = $report_data->page_no;
+		$max_pages = $report_data->pages;
+		$base      = add_query_arg( $request->get_query_params(), rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ) );
+		if ( $page > 1 ) {
+			$prev_page = $page - 1;
+			if ( $prev_page > $max_pages ) {
+				$prev_page = $max_pages;
+			}
+			$prev_link = add_query_arg( 'page', $prev_page, $base );
+			$response->link_header( 'prev', $prev_link );
+		}
+		if ( $max_pages > $page ) {
+			$next_page = $page + 1;
+			$next_link = add_query_arg( 'page', $next_page, $base );
+			$response->link_header( 'next', $next_link );
+		}
+
+		return $response;
+	}
+
+	/**
+	 * Prepare a report object for serialization.
+	 *
+	 * @param stdClass        $report  Report data.
+	 * @param WP_REST_Request $request Request object.
+	 * @return WP_REST_Response
+	 */
+	public function prepare_item_for_response( $report, $request ) {
+		$data = $report;
+
+		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+		$data    = $this->add_additional_fields_to_object( $data, $request );
+		$data    = $this->filter_response_by_context( $data, $context );
+
+		// Wrap the data in a response object.
+		$response = rest_ensure_response( $data );
+		$response->add_links( $this->prepare_links( $report ) );
+
+		/**
+		 * Filter a report returned from the API.
+		 *
+		 * Allows modification of the report data right before it is returned.
+		 *
+		 * @param WP_REST_Response $response The response object.
+		 * @param object           $report   The original report object.
+		 * @param WP_REST_Request  $request  Request used to generate the response.
+		 */
+		return apply_filters( 'woocommerce_rest_prepare_report_orders', $response, $report, $request );
+	}
+
+	/**
+	 * Prepare links for the request.
+	 *
+	 * @param WC_Reports_Query $object Object data.
+	 * @return array
+	 */
+	protected function prepare_links( $object ) {
+		$links = array(
+			'order' => array(
+				'href' => rest_url( sprintf( '/%s/orders/%d', $this->namespace, $object['order_id'] ) ),
+			),
+		);
+
+		return $links;
+	}
+
+	/**
+	 * Get the Report's schema, conforming to JSON Schema.
+	 *
+	 * @return array
+	 */
+	public function get_item_schema() {
+		$schema = array(
+			'$schema'    => 'http://json-schema.org/draft-04/schema#',
+			'title'      => 'report_orders',
+			'type'       => 'object',
+			'properties' => array(
+				'order_id'           => array(
+					'description' => __( 'Order ID.', 'wc-admin' ),
+					'type'        => 'integer',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'date_created'       => array(
+					'description' => __( 'Date the order was created.', 'wc-admin' ),
+					'type'        => 'string',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'status'             => array(
+					'description' => __( 'Order status.', 'wc-admin' ),
+					'type'        => 'string',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'customer_id'        => array(
+					'description' => __( 'Customer ID.', 'wc-admin' ),
+					'type'        => 'integer',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'num_items_sold'     => array(
+					'description' => __( 'Number of items sold.', 'wc-admin' ),
+					'type'        => 'integer',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'net_total'          => array(
+					'description' => __( 'Net total revenue.', 'wc-admin' ),
+					'type'        => 'float',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'customer_type' => array(
+					'description' => __( 'Returning or new customer.', 'wc-admin' ),
+					'type'        => 'string',
+					'context'     => array( 'view', 'edit' ),
+					'readonly'    => true,
+				),
+				'extended_info'      => array(
+					'products'   => array(
+						'type'        => 'array',
+						'readonly'    => true,
+						'context'     => array( 'view', 'edit' ),
+						'description' => __( 'List of product IDs and names.', 'wc-admin' ),
+					),
+					'categories' => array(
+						'type'        => 'array',
+						'readonly'    => true,
+						'context'     => array( 'view', 'edit' ),
+						'description' => __( 'Category IDs.', 'wc-admin' ),
+					),
+				),
+			),
+		);
+
+		return $this->add_additional_fields_schema( $schema );
+	}
+
+	/**
+	 * Get the query params for collections.
+	 *
+	 * @return array
+	 */
+	public function get_collection_params() {
+		$params                     = array();
+		$params['context']          = $this->get_context_param( array( 'default' => 'view' ) );
+		$params['page']             = array(
+			'description'       => __( 'Current page of the collection.', 'wc-admin' ),
+			'type'              => 'integer',
+			'default'           => 1,
+			'sanitize_callback' => 'absint',
+			'validate_callback' => 'rest_validate_request_arg',
+			'minimum'           => 1,
+		);
+		$params['per_page']         = array(
+			'description'       => __( 'Maximum number of items to be returned in result set.', 'wc-admin' ),
+			'type'              => 'integer',
+			'default'           => 10,
+			'minimum'           => 1,
+			'maximum'           => 100,
+			'sanitize_callback' => 'absint',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['after']            = array(
+			'description'       => __( 'Limit response to resources published after a given ISO8601 compliant date.', 'wc-admin' ),
+			'type'              => 'string',
+			'format'            => 'date-time',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['before']           = array(
+			'description'       => __( 'Limit response to resources published before a given ISO8601 compliant date.', 'wc-admin' ),
+			'type'              => 'string',
+			'format'            => 'date-time',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['order']            = array(
+			'description'       => __( 'Order sort attribute ascending or descending.', 'wc-admin' ),
+			'type'              => 'string',
+			'default'           => 'desc',
+			'enum'              => array( 'asc', 'desc' ),
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['orderby']          = array(
+			'description'       => __( 'Sort collection by object attribute.', 'wc-admin' ),
+			'type'              => 'string',
+			'default'           => 'date',
+			'enum'              => array(
+				'date',
+				'num_items_sold',
+				'net_total',
+			),
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['product_includes'] = array(
+			'description'       => __( 'Limit result set to items that have the specified product(s) assigned.', 'wc-admin' ),
+			'type'              => 'array',
+			'items'             => array(
+				'type' => 'integer',
+			),
+			'default'           => array(),
+			'sanitize_callback' => 'wp_parse_id_list',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['product_excludes'] = array(
+			'description'       => __( 'Limit result set to items that don\'t have the specified product(s) assigned.', 'wc-admin' ),
+			'type'              => 'array',
+			'items'             => array(
+				'type' => 'integer',
+			),
+			'default'           => array(),
+			'validate_callback' => 'rest_validate_request_arg',
+			'sanitize_callback' => 'wp_parse_id_list',
+		);
+		$params['coupon_includes']  = array(
+			'description'       => __( 'Limit result set to items that have the specified coupon(s) assigned.', 'wc-admin' ),
+			'type'              => 'array',
+			'items'             => array(
+				'type' => 'integer',
+			),
+			'default'           => array(),
+			'sanitize_callback' => 'wp_parse_id_list',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['coupon_excludes']  = array(
+			'description'       => __( 'Limit result set to items that don\'t have the specified coupon(s) assigned.', 'wc-admin' ),
+			'type'              => 'array',
+			'items'             => array(
+				'type' => 'integer',
+			),
+			'default'           => array(),
+			'validate_callback' => 'rest_validate_request_arg',
+			'sanitize_callback' => 'wp_parse_id_list',
+		);
+		$params['status_is']        = array(
+			'description'       => __( 'Limit result set to items that have the specified order status.', 'wc-admin' ),
+			'type'              => 'array',
+			'sanitize_callback' => 'wp_parse_slug_list',
+			'validate_callback' => 'rest_validate_request_arg',
+			'items'             => array(
+				'enum' => $this->get_order_statuses(),
+				'type' => 'string',
+			),
+		);
+		$params['status_is_not']    = array(
+			'description'       => __( 'Limit result set to items that don\'t have the specified order status.', 'wc-admin' ),
+			'type'              => 'array',
+			'sanitize_callback' => 'wp_parse_slug_list',
+			'validate_callback' => 'rest_validate_request_arg',
+			'items'             => array(
+				'enum' => $this->get_order_statuses(),
+				'type' => 'string',
+			),
+		);
+		$params['customer_type']    = array(
+			'description'       => __( 'Limit result set to returning or new customers.', 'wc-admin' ),
+			'type'              => 'string',
+			'default'           => '',
+			'enum'              => array(
+				'',
+				'returning',
+				'new',
+			),
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+		$params['extended_info']    = array(
+			'description'       => __( 'Add additional piece of info about each coupon to the report.', 'wc-admin' ),
+			'type'              => 'boolean',
+			'default'           => false,
+			'sanitize_callback' => 'wc_string_to_bool',
+			'validate_callback' => 'rest_validate_request_arg',
+		);
+
+		return $params;
+	}
+}
diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-stats-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-stats-controller.php
index 592f4ec1290..f73c0aeed38 100644
--- a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-stats-controller.php
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-reports-orders-stats-controller.php
@@ -13,9 +13,9 @@ defined( 'ABSPATH' ) || exit;
  * REST API Reports orders stats controller class.
  *
  * @package WooCommerce/API
- * @extends WC_REST_Reports_Controller
+ * @extends WC_Admin_REST_Reports_Controller
  */
-class WC_Admin_REST_Reports_Orders_Stats_Controller extends WC_REST_Reports_Controller {
+class WC_Admin_REST_Reports_Orders_Stats_Controller extends WC_Admin_REST_Reports_Controller {
 
 	/**
 	 * Endpoint namespace.
@@ -384,18 +384,4 @@ class WC_Admin_REST_Reports_Orders_Stats_Controller extends WC_REST_Reports_Cont
 		return $params;
 	}
 
-	/**
-	 * Get order statuses without prefixes.
-	 *
-	 * @return array
-	 */
-	protected function get_order_statuses() {
-		$order_statuses = array();
-
-		foreach ( array_keys( wc_get_order_statuses() ) as $status ) {
-			$order_statuses[] = str_replace( 'wc-', '', $status );
-		}
-
-		return $order_statuses;
-	}
 }
diff --git a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-system-status-tools-controller.php b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-system-status-tools-controller.php
index e99274c2e88..1cc3cceeaa8 100644
--- a/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-system-status-tools-controller.php
+++ b/plugins/woocommerce-admin/includes/api/class-wc-admin-rest-system-status-tools-controller.php
@@ -55,7 +55,7 @@ class WC_Admin_REST_System_Status_Tools_Controller extends WC_REST_System_Status
 
 		switch ( $tool ) {
 			case 'rebuild_stats':
-				WC_Admin_Reports_Orders_Data_Store::queue_order_stats_repopulate_database();
+				WC_Admin_Reports_Orders_Stats_Data_Store::queue_order_stats_repopulate_database();
 				$message = __( 'Rebuilding reports data in the background . . .', 'wc-admin' );
 				break;
 			default:
diff --git a/plugins/woocommerce-admin/includes/class-wc-admin-api-init.php b/plugins/woocommerce-admin/includes/class-wc-admin-api-init.php
index 3f4fd07624b..b995d195428 100644
--- a/plugins/woocommerce-admin/includes/class-wc-admin-api-init.php
+++ b/plugins/woocommerce-admin/includes/class-wc-admin-api-init.php
@@ -48,6 +48,7 @@ class WC_Admin_Api_Init {
 
 		// Query classes for reports.
 		require_once dirname( __FILE__ ) . '/class-wc-admin-reports-revenue-query.php';
+		require_once dirname( __FILE__ ) . '/class-wc-admin-reports-orders-query.php';
 		require_once dirname( __FILE__ ) . '/class-wc-admin-reports-orders-stats-query.php';
 		require_once dirname( __FILE__ ) . '/class-wc-admin-reports-products-query.php';
 		require_once dirname( __FILE__ ) . '/class-wc-admin-reports-variations-query.php';
@@ -64,6 +65,7 @@ class WC_Admin_Api_Init {
 		// Data stores.
 		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-data-store.php';
 		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-orders-data-store.php';
+		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-orders-stats-data-store.php';
 		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-products-data-store.php';
 		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-variations-data-store.php';
 		require_once dirname( __FILE__ ) . '/data-stores/class-wc-admin-reports-products-stats-data-store.php';
@@ -92,7 +94,7 @@ class WC_Admin_Api_Init {
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-customers-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-data-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-data-download-ips-controller.php';
-		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-orders-controller.php';
+		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-orders-stats-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-products-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-product-reviews-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-controller.php';
@@ -104,6 +106,7 @@ class WC_Admin_Api_Init {
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-downloads-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-downloads-files-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-downloads-stats-controller.php';
+		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-orders-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-orders-stats-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-products-controller.php';
 		require_once dirname( __FILE__ ) . '/api/class-wc-admin-rest-reports-variations-controller.php';
@@ -121,7 +124,7 @@ class WC_Admin_Api_Init {
 				'WC_Admin_REST_Customers_Controller',
 				'WC_Admin_REST_Data_Controller',
 				'WC_Admin_REST_Data_Download_Ips_Controller',
-				'WC_Admin_REST_Orders_Controller',
+				'WC_Admin_REST_Orders_Stats_Controller',
 				'WC_Admin_REST_Products_Controller',
 				'WC_Admin_REST_Product_Reviews_Controller',
 				'WC_Admin_REST_Reports_Controller',
@@ -130,6 +133,7 @@ class WC_Admin_Api_Init {
 				'WC_Admin_REST_Reports_Variations_Controller',
 				'WC_Admin_REST_Reports_Products_Stats_Controller',
 				'WC_Admin_REST_Reports_Revenue_Stats_Controller',
+				'WC_Admin_REST_Reports_Orders_Controller',
 				'WC_Admin_REST_Reports_Orders_Stats_Controller',
 				'WC_Admin_REST_Reports_Categories_Controller',
 				'WC_Admin_REST_Reports_Taxes_Controller',
@@ -203,9 +207,9 @@ class WC_Admin_Api_Init {
 			&& isset( $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][5] )
 			&& isset( $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][4] )
 			&& isset( $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][3] )
-			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][3]['callback'][0] instanceof WC_Admin_REST_Orders_Controller
-			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][4]['callback'][0] instanceof WC_Admin_REST_Orders_Controller
-			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][5]['callback'][0] instanceof WC_Admin_REST_Orders_Controller
+			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][3]['callback'][0] instanceof WC_Admin_REST_Orders_Stats_Controller
+			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][4]['callback'][0] instanceof WC_Admin_REST_Orders_Stats_Controller
+			&& $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][5]['callback'][0] instanceof WC_Admin_REST_Orders_Stats_Controller
 		) {
 			$endpoints['/wc/v3/orders/(?P<id>[\d]+)'][0] = $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][3];
 			$endpoints['/wc/v3/orders/(?P<id>[\d]+)'][1] = $endpoints['/wc/v3/orders/(?P<id>[\d]+)'][4];
@@ -216,8 +220,8 @@ class WC_Admin_Api_Init {
 		if ( isset( $endpoints['/wc/v3/orders'] )
 			&& isset( $endpoints['/wc/v3/orders'][3] )
 			&& isset( $endpoints['/wc/v3/orders'][2] )
-			&& $endpoints['/wc/v3/orders'][2]['callback'][0] instanceof WC_Admin_REST_Orders_Controller
-			&& $endpoints['/wc/v3/orders'][3]['callback'][0] instanceof WC_Admin_REST_Orders_Controller
+			&& $endpoints['/wc/v3/orders'][2]['callback'][0] instanceof WC_Admin_REST_Orders_Stats_Controller
+			&& $endpoints['/wc/v3/orders'][3]['callback'][0] instanceof WC_Admin_REST_Orders_Stats_Controller
 		) {
 			$endpoints['/wc/v3/orders'][0] = $endpoints['/wc/v3/orders'][2];
 			$endpoints['/wc/v3/orders'][1] = $endpoints['/wc/v3/orders'][3];
@@ -277,7 +281,7 @@ class WC_Admin_Api_Init {
 		// Add registered customers to the lookup table before updating order stats
 		// so that the orders can be associated with the `customer_id` column.
 		self::customer_lookup_store_init();
-		WC_Admin_Reports_Orders_Data_Store::queue_order_stats_repopulate_database();
+		WC_Admin_Reports_Orders_Stats_Data_Store::queue_order_stats_repopulate_database();
 		self::order_product_lookup_store_init();
 	}
 
@@ -305,7 +309,7 @@ class WC_Admin_Api_Init {
 	 * Init orders data store.
 	 */
 	public static function orders_data_store_init() {
-		WC_Admin_Reports_Orders_Data_Store::init();
+		WC_Admin_Reports_Orders_Stats_Data_Store::init();
 		WC_Admin_Reports_Products_Data_Store::init();
 		WC_Admin_Reports_Taxes_Data_Store::init();
 		WC_Admin_Reports_Coupons_Data_Store::init();
@@ -410,17 +414,18 @@ class WC_Admin_Api_Init {
 		return array_merge(
 			$data_stores,
 			array(
-				'report-revenue-stats'   => 'WC_Admin_Reports_Orders_Data_Store',
-				'report-orders-stats'    => 'WC_Admin_Reports_Orders_Data_Store',
-				'report-products'        => 'WC_Admin_Reports_Products_Data_Store',
-				'report-variations'      => 'WC_Admin_Reports_Variations_Data_Store',
-				'report-products-stats'  => 'WC_Admin_Reports_Products_Stats_Data_Store',
-				'report-categories'      => 'WC_Admin_Reports_Categories_Data_Store',
-				'report-taxes'           => 'WC_Admin_Reports_Taxes_Data_Store',
-				'report-taxes-stats'     => 'WC_Admin_Reports_Taxes_Stats_Data_Store',
-				'report-coupons'         => 'WC_Admin_Reports_Coupons_Data_Store',
-				'report-coupons-stats'   => 'WC_Admin_Reports_Coupons_Stats_Data_Store',
-				'report-downloads'       => 'WC_Admin_Reports_Downloads_Data_Store',
+				'report-revenue-stats'  => 'WC_Admin_Reports_Orders_Stats_Data_Store',
+				'report-orders'         => 'WC_Admin_Reports_Orders_Data_Store',
+				'report-orders-stats'   => 'WC_Admin_Reports_Orders_Stats_Data_Store',
+				'report-products'       => 'WC_Admin_Reports_Products_Data_Store',
+				'report-variations'     => 'WC_Admin_Reports_Variations_Data_Store',
+				'report-products-stats' => 'WC_Admin_Reports_Products_Stats_Data_Store',
+				'report-categories'     => 'WC_Admin_Reports_Categories_Data_Store',
+				'report-taxes'          => 'WC_Admin_Reports_Taxes_Data_Store',
+				'report-taxes-stats'    => 'WC_Admin_Reports_Taxes_Stats_Data_Store',
+				'report-coupons'        => 'WC_Admin_Reports_Coupons_Data_Store',
+				'report-coupons-stats'  => 'WC_Admin_Reports_Coupons_Stats_Data_Store',
+				'report-downloads'      => 'WC_Admin_Reports_Downloads_Data_Store',
 				'report-downloads-stats' => 'WC_Admin_Reports_Downloads_Stats_Data_Store',
 				'admin-note'             => 'WC_Admin_Notes_Data_Store',
 				'report-customers'       => 'WC_Admin_Reports_Customers_Data_Store',
diff --git a/plugins/woocommerce-admin/includes/class-wc-admin-order-stats-background-process.php b/plugins/woocommerce-admin/includes/class-wc-admin-order-stats-background-process.php
index c7daf2e8e4a..46f76aef209 100644
--- a/plugins/woocommerce-admin/includes/class-wc-admin-order-stats-background-process.php
+++ b/plugins/woocommerce-admin/includes/class-wc-admin-order-stats-background-process.php
@@ -71,7 +71,7 @@ class WC_Admin_Order_Stats_Background_Process extends WC_Background_Process {
 			return false;
 		}
 
-		WC_Admin_Reports_Orders_Data_Store::update( $order );
+		WC_Admin_Reports_Orders_Stats_Data_Store::update( $order );
 		return false;
 	}
 }
diff --git a/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-query.php b/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-query.php
new file mode 100644
index 00000000000..3da3be880ab
--- /dev/null
+++ b/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-query.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Class for parameter-based Orders Reports querying
+ *
+ * Example usage:
+ * $args = array(
+ *          'before'        => '2018-07-19 00:00:00',
+ *          'after'         => '2018-07-05 00:00:00',
+ *          'interval'      => 'week',
+ *          'products'      => array(15, 18),
+ *          'coupons'       => array(138),
+ *          'status_is'     => array('completed'),
+ *          'status_is_not' => array('failed'),
+ *          'new_customers' => false,
+ *         );
+ * $report = new WC_Admin_Reports_Orders_Query( $args );
+ * $mydata = $report->get_data();
+ *
+ * @package  WooCommerce Admin/Classes
+ */
+
+defined( 'ABSPATH' ) || exit;
+
+/**
+ * WC_Admin_Reports_Orders_Query
+ */
+class WC_Admin_Reports_Orders_Query extends WC_Admin_Reports_Query {
+
+	/**
+	 * Get order data based on the current query vars.
+	 *
+	 * @return array
+	 */
+	public function get_data() {
+		$args = apply_filters( 'woocommerce_reports_orders_query_args', $this->get_query_vars() );
+
+		$data_store = WC_Data_Store::load( 'report-orders' );
+		$results    = $data_store->get_data( $args );
+		return apply_filters( 'woocommerce_reports_orders_select_query', $results, $args );
+	}
+
+}
diff --git a/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-stats-query.php b/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-stats-query.php
index 6d800a66dbf..6d3c8ff838d 100644
--- a/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-stats-query.php
+++ b/plugins/woocommerce-admin/includes/class-wc-admin-reports-orders-stats-query.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Class for parameter-based Orders Reports querying
+ * Class for parameter-based Order Stats Reports querying
  *
  * Example usage:
  * $args = array(
diff --git a/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-coupons-data-store.php b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-coupons-data-store.php
index ca6a036b4c2..f72b04d0627 100644
--- a/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-coupons-data-store.php
+++ b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-coupons-data-store.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * WC_Admin_Reports_Copons_Data_Store class file.
+ * WC_Admin_Reports_Coupons_Data_Store class file.
  *
  * @package WooCommerce Admin/Classes
  */
diff --git a/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-data-store.php b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-data-store.php
index 7a353c3f991..0888fef33ee 100644
--- a/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-data-store.php
+++ b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-data-store.php
@@ -7,14 +7,8 @@
 
 defined( 'ABSPATH' ) || exit;
 
-if ( ! class_exists( 'WC_Admin_Order_Stats_Background_Process', false ) ) {
-	include_once WC_ADMIN_ABSPATH . '/includes/class-wc-admin-order-stats-background-process.php';
-}
-
 /**
  * WC_Admin_Reports_Orders_Data_Store.
- *
- * @version  3.5.0
  */
 class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store implements WC_Admin_Reports_Data_Store_Interface {
 
@@ -26,175 +20,103 @@ class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store imp
 	const TABLE_NAME = 'wc_order_stats';
 
 	/**
-	 * Cron event name.
-	 */
-	const CRON_EVENT = 'wc_order_stats_update';
-
-	/**
-	 * Type for each column to cast values correctly later.
+	 * Mapping columns to data type to return correct response types.
 	 *
 	 * @var array
 	 */
 	protected $column_types = array(
-		'orders_count'            => 'intval',
-		'num_items_sold'          => 'intval',
-		'gross_revenue'           => 'floatval',
-		'coupons'                 => 'floatval',
-		'refunds'                 => 'floatval',
-		'taxes'                   => 'floatval',
-		'shipping'                => 'floatval',
-		'net_revenue'             => 'floatval',
-		'avg_items_per_order'     => 'floatval',
-		'avg_order_value'         => 'floatval',
-		'num_returning_customers' => 'intval',
-		'num_new_customers'       => 'intval',
-		'products'                => 'intval',
+		'order_id'       => 'intval',
+		'date_created'   => 'strval',
+		'status'         => 'strval',
+		'customer_id'    => 'intval',
+		'net_total'      => 'floatval',
+		'num_items_sold' => 'intval',
+		'customer_type'  => 'strval',
 	);
 
 	/**
-	 * SQL definition for each column.
+	 * SQL columns to select in the db query and their mapping to SQL code.
 	 *
 	 * @var array
 	 */
 	protected $report_columns = array(
-		'orders_count'            => 'COUNT(*) as orders_count',
-		'num_items_sold'          => 'SUM(num_items_sold) as num_items_sold',
-		'gross_revenue'           => 'SUM(gross_total) AS gross_revenue',
-		'coupons'                 => 'SUM(coupon_total) AS coupons',
-		'refunds'                 => 'SUM(refund_total) AS refunds',
-		'taxes'                   => 'SUM(tax_total) AS taxes',
-		'shipping'                => 'SUM(shipping_total) AS shipping',
-		'net_revenue'             => '( SUM(net_total) - SUM(refund_total) ) AS net_revenue',
-		'avg_items_per_order'     => 'AVG(num_items_sold) AS avg_items_per_order',
-		'avg_order_value'         => '( SUM(net_total) - SUM(refund_total) ) / COUNT(*) AS avg_order_value',
-		'num_returning_customers' => 'SUM(returning_customer = 1) AS num_returning_customers',
-		'num_new_customers'       => 'SUM(returning_customer = 0) AS num_new_customers',
+		'order_id'       => 'order_id',
+		'date_created'   => 'date_created',
+		'status'         => 'status',
+		'customer_id'    => 'customer_id',
+		'net_total'      => 'net_total',
+		'num_items_sold' => 'num_items_sold',
+		'customer_type'  => '(CASE WHEN returning_customer <> 0 THEN "returning" ELSE "new" END) as customer_type',
 	);
 
 	/**
-	 * Background process to populate order stats.
-	 *
-	 * @var WC_Admin_Order_Stats_Background_Process
-	 */
-	protected static $background_process;
-
-	/**
-	 * Constructor.
+	 * Constructor
 	 */
 	public function __construct() {
-		if ( ! self::$background_process ) {
-			self::$background_process = new WC_Admin_Order_Stats_Background_Process();
-		}
-	}
-
-	/**
-	 * Set up all the hooks for maintaining and populating table data.
-	 */
-	public static function init() {
-		add_action( 'save_post', array( __CLASS__, 'sync_order' ) );
-		// TODO: this is required as order update skips save_post.
-		add_action( 'clean_post_cache', array( __CLASS__, 'sync_order' ) );
-		add_action( 'woocommerce_order_refunded', array( __CLASS__, 'sync_order' ) );
-		add_action( 'woocommerce_refund_deleted', array( __CLASS__, 'sync_on_refund_delete' ), 10, 2 );
-
-		if ( ! self::$background_process ) {
-			self::$background_process = new WC_Admin_Order_Stats_Background_Process();
-		}
-	}
-
-	/**
-	 * Updates the totals and intervals database queries with parameters used for Orders report: categories, coupons and order status.
-	 *
-	 * @param array $query_args      Query arguments supplied by the user.
-	 * @param array $totals_query    Array of options for totals db query.
-	 * @param array $intervals_query Array of options for intervals db query.
-	 */
-	protected function orders_stats_sql_filter( $query_args, &$totals_query, &$intervals_query ) {
-		// TODO: performance of all of this?
 		global $wpdb;
+		$table_name = $wpdb->prefix . self::TABLE_NAME;
+		// Avoid ambigious columns in SQL query.
+		$this->report_columns['order_id']     = $table_name . '.' . $this->report_columns['order_id'];
+		$this->report_columns['date_created'] = $table_name . '.' . $this->report_columns['date_created'];
+		$this->report_columns['customer_id']  = $table_name . '.' . $this->report_columns['customer_id'];
+	}
 
-		$from_clause        = '';
-		$orders_stats_table = $wpdb->prefix . self::TABLE_NAME;
-		$operator           = $this->get_match_operator( $query_args );
+	/**
+	 * Updates the database query with parameters used for orders report: coupons and products filters.
+	 *
+	 * @param array $query_args Query arguments supplied by the user.
+	 * @return array            Array of parameters used for SQL query.
+	 */
+	protected function get_sql_query_params( $query_args ) {
+		global $wpdb;
+		$order_stats_lookup_table = $wpdb->prefix . self::TABLE_NAME;
 
-		$where_filters = array();
+		$sql_query_params = $this->get_time_period_sql_params( $query_args, $order_stats_lookup_table );
+		$sql_query_params = array_merge( $sql_query_params, $this->get_limit_sql_params( $query_args ) );
+		$sql_query_params = array_merge( $sql_query_params, $this->get_order_by_sql_params( $query_args ) );
 
-		// TODO: maybe move the sql inside the get_included/excluded functions?
-		// Products filters.
-		$included_products = $this->get_included_products( $query_args );
-		$excluded_products = $this->get_excluded_products( $query_args );
-		if ( $included_products ) {
-			$where_filters[] = " {$orders_stats_table}.order_id IN (
-			SELECT
-				DISTINCT {$wpdb->prefix}wc_order_product_lookup.order_id
-			FROM
-				{$wpdb->prefix}wc_order_product_lookup
-			WHERE
-				{$wpdb->prefix}wc_order_product_lookup.product_id IN ({$included_products})
-			)";
+		$status_subquery = $this->get_status_subquery( $query_args );
+		if ( $status_subquery ) {
+			$sql_query_params['where_clause'] .= " AND {$status_subquery}";
 		}
 
-		if ( $excluded_products ) {
-			$where_filters[] = " {$orders_stats_table}.order_id NOT IN (
-			SELECT
-				DISTINCT {$wpdb->prefix}wc_order_product_lookup.order_id
-			FROM
-				{$wpdb->prefix}wc_order_product_lookup
-			WHERE
-				{$wpdb->prefix}wc_order_product_lookup.product_id IN ({$excluded_products})
-			)";
+		if ( $query_args['customer_type'] ) {
+			$returning_customer                = 'returning' === $query_args['customer_type'] ? 1 : 0;
+			$sql_query_params['where_clause'] .= " AND returning_customer = ${returning_customer}";
 		}
 
-		// Coupons filters.
-		$included_coupons = $this->get_included_coupons( $query_args );
-		$excluded_coupons = $this->get_excluded_coupons( $query_args );
+		$included_coupons          = $this->get_included_coupons( $query_args );
+		$excluded_coupons          = $this->get_excluded_coupons( $query_args );
+		$order_coupon_lookup_table = $wpdb->prefix . 'wc_order_coupon_lookup';
+		if ( $included_coupons || $excluded_coupons ) {
+			$sql_query_params['from_clause'] .= " JOIN {$order_coupon_lookup_table} ON {$order_stats_lookup_table}.order_id = {$order_coupon_lookup_table}.order_id";
+		}
 		if ( $included_coupons ) {
-			$where_filters[] = " {$orders_stats_table}.order_id IN (
-				SELECT
-					DISTINCT {$wpdb->prefix}wc_order_coupon_lookup.order_id
-				FROM
-					{$wpdb->prefix}wc_order_coupon_lookup
-				WHERE
-					{$wpdb->prefix}wc_order_coupon_lookup.coupon_id IN ({$included_coupons})
-				)";
+			$sql_query_params['where_clause'] .= " AND {$order_coupon_lookup_table}.coupon_id IN ({$included_coupons})";
 		}
-
 		if ( $excluded_coupons ) {
-			$where_filters[] = " {$orders_stats_table}.order_id NOT IN (
-				SELECT
-					DISTINCT {$wpdb->prefix}wc_order_coupon_lookup.order_id
-				FROM
-					{$wpdb->prefix}wc_order_coupon_lookup
-				WHERE
-					{$wpdb->prefix}wc_order_coupon_lookup.coupon_id IN ({$excluded_coupons})
-				)";
+			$sql_query_params['where_clause'] .= " AND {$order_coupon_lookup_table}.coupon_id NOT IN ({$excluded_coupons})";
 		}
 
-		$order_status_filter = $this->get_status_subquery( $query_args, $operator );
-		if ( $order_status_filter ) {
-			$where_filters[] = $order_status_filter;
+		$included_products          = $this->get_included_products( $query_args );
+		$excluded_products          = $this->get_excluded_products( $query_args );
+		$order_product_lookup_table = $wpdb->prefix . 'wc_order_product_lookup';
+		if ( $included_products || $excluded_products ) {
+			$sql_query_params['from_clause'] .= " JOIN {$order_product_lookup_table} ON {$order_stats_lookup_table}.order_id = {$order_product_lookup_table}.order_id";
+		}
+		if ( $included_products ) {
+			$sql_query_params['where_clause'] .= " AND {$order_product_lookup_table}.product_id IN ({$included_products})";
+		}
+		if ( $excluded_products ) {
+			$sql_query_params['where_clause'] .= " AND {$order_product_lookup_table}.product_id NOT IN ({$excluded_products})";
 		}
 
-		$customer_filter = $this->get_customer_subquery( $query_args );
-		if ( $customer_filter ) {
-			$where_filters[] = $customer_filter;
-		}
-
-		$where_subclause = implode( " $operator ", $where_filters );
-
-		// To avoid requesting the subqueries twice, the result is applied to all queries passed to the method.
-		if ( $where_subclause ) {
-			$totals_query['where_clause']    .= " AND ( $where_subclause )";
-			$totals_query['from_clause']     .= $from_clause;
-			$intervals_query['where_clause'] .= " AND ( $where_subclause )";
-			$intervals_query['from_clause']  .= $from_clause;
-		}
+		return $sql_query_params;
 	}
 
 	/**
 	 * Returns the report data based on parameters supplied by the user.
 	 *
-	 * @since 3.5.0
 	 * @param array $query_args  Query parameters.
 	 * @return stdClass|WP_Error Data.
 	 */
@@ -205,26 +127,22 @@ class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store imp
 		$now        = time();
 		$week_back  = $now - WEEK_IN_SECONDS;
 
-		// These defaults are only applied when not using REST API, as the API has its own defaults that overwrite these for most values (except before, after, etc).
+		// These defaults are only partially applied when used via REST API, as that has its own defaults.
 		$defaults   = array(
 			'per_page'         => get_option( 'posts_per_page' ),
 			'page'             => 1,
 			'order'            => 'DESC',
-			'orderby'          => 'date',
+			'orderby'          => 'date_created',
 			'before'           => date( WC_Admin_Reports_Interval::$iso_datetime_format, $now ),
 			'after'            => date( WC_Admin_Reports_Interval::$iso_datetime_format, $week_back ),
-			'interval'         => 'week',
 			'fields'           => '*',
-
-			'match'            => 'all',
-			'status_is'        => array(),
-			'status_is_not'    => array(),
 			'product_includes' => array(),
 			'product_excludes' => array(),
 			'coupon_includes'  => array(),
 			'coupon_excludes'  => array(),
-			'customer'         => '',
-			'categories'       => array(),
+			'customer_type'    => null,
+			'status_is'        => parent::get_report_order_statuses(),
+			'extended_info'    => false,
 		);
 		$query_args = wp_parse_args( $query_args, $defaults );
 
@@ -233,110 +151,67 @@ class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store imp
 
 		if ( false === $data ) {
 			$data = (object) array(
-				'totals'    => (object) array(),
-				'intervals' => (object) array(),
-				'total'     => 0,
-				'pages'     => 0,
-				'page_no'   => 0,
+				'data'    => array(),
+				'total'   => 0,
+				'pages'   => 0,
+				'page_no' => 0,
 			);
 
-			$selections      = $this->selected_columns( $query_args );
-			$totals_query    = $this->get_time_period_sql_params( $query_args, $table_name );
-			$intervals_query = $this->get_intervals_sql_params( $query_args, $table_name );
+			$selections       = $this->selected_columns( $query_args );
+			$sql_query_params = $this->get_sql_query_params( $query_args );
 
-			// Additional filtering for Orders report.
-			$this->orders_stats_sql_filter( $query_args, $totals_query, $intervals_query );
-
-			$totals = $wpdb->get_results(
-				"SELECT
-						{$selections}
-					FROM
-						{$table_name}
-						{$totals_query['from_clause']}
-					WHERE
-						1=1
-						{$totals_query['where_time_clause']}
-						{$totals_query['where_clause']}",
-				ARRAY_A
+			$db_records_count = (int) $wpdb->get_var(
+				"SELECT COUNT(*) FROM (
+							SELECT
+								{$table_name}.order_id
+							FROM
+								{$table_name}
+								{$sql_query_params['from_clause']}
+							WHERE
+								1=1
+								{$sql_query_params['where_time_clause']}
+								{$sql_query_params['where_clause']}
+					  		) AS tt"
 			); // WPCS: cache ok, DB call ok, unprepared SQL ok.
-			if ( null === $totals ) {
-				return new WP_Error( 'woocommerce_reports_revenue_result_failed', __( 'Sorry, fetching revenue data failed.', 'wc-admin' ) );
-			}
-
-			$unique_products       = $this->get_unique_product_count( $totals_query['from_clause'], $totals_query['where_time_clause'], $totals_query['where_clause'] );
-			$totals[0]['products'] = $unique_products;
-
-			$totals = (object) $this->cast_numbers( $totals[0] );
-
-			$db_intervals = $wpdb->get_col(
-				"SELECT
-							{$intervals_query['select_clause']} AS time_interval
-						FROM
-							{$table_name}
-							{$intervals_query['from_clause']}
-						WHERE
-							1=1
-							{$intervals_query['where_time_clause']}
-							{$intervals_query['where_clause']}
-						GROUP BY
-							time_interval"
-			); // WPCS: cache ok, DB call ok, , unprepared SQL ok.
-
-			$db_interval_count       = count( $db_intervals );
-			$expected_interval_count = WC_Admin_Reports_Interval::intervals_between( $query_args['after'], $query_args['before'], $query_args['interval'] );
-			$total_pages             = (int) ceil( $expected_interval_count / $intervals_query['per_page'] );
 
+			$total_pages = (int) ceil( $db_records_count / $sql_query_params['per_page'] );
 			if ( $query_args['page'] < 1 || $query_args['page'] > $total_pages ) {
 				return $data;
 			}
 
-			$this->update_intervals_sql_params( $intervals_query, $query_args, $db_interval_count, $expected_interval_count );
-
-			if ( '' !== $selections ) {
-				$selections = ', ' . $selections;
-			}
-
-			$intervals = $wpdb->get_results(
+			$orders_data = $wpdb->get_results(
 				"SELECT
-							MAX(date_created) AS datetime_anchor,
-							{$intervals_query['select_clause']} AS time_interval
-							{$selections}
-						FROM
-							{$table_name}
-							{$intervals_query['from_clause']}
-						WHERE
-							1=1
-							{$intervals_query['where_time_clause']}
-							{$intervals_query['where_clause']}
-						GROUP BY
-							time_interval
-						ORDER BY
-							{$intervals_query['order_by_clause']}
-						{$intervals_query['limit']}",
+						{$selections}
+					FROM
+						{$table_name}
+						{$sql_query_params['from_clause']}
+					WHERE
+						1=1
+						{$sql_query_params['where_time_clause']}
+						{$sql_query_params['where_clause']}
+					ORDER BY
+						{$sql_query_params['order_by_clause']}
+					{$sql_query_params['limit']}
+					",
 				ARRAY_A
 			); // WPCS: cache ok, DB call ok, unprepared SQL ok.
 
-			if ( null === $intervals ) {
-				return new WP_Error( 'woocommerce_reports_revenue_result_failed', __( 'Sorry, fetching revenue data failed.', 'wc-admin' ) );
+			if ( null === $orders_data ) {
+				return $data;
 			}
 
-			$data = (object) array(
-				'totals'    => $totals,
-				'intervals' => $intervals,
-				'total'     => $expected_interval_count,
-				'pages'     => $total_pages,
-				'page_no'   => (int) $query_args['page'],
+			if ( $query_args['extended_info'] ) {
+				$this->include_extended_info( $orders_data, $query_args );
+			}
+
+			$orders_data = array_map( array( $this, 'cast_numbers' ), $orders_data );
+			$data        = (object) array(
+				'data'    => $orders_data,
+				'total'   => $db_records_count,
+				'pages'   => $total_pages,
+				'page_no' => (int) $query_args['page'],
 			);
 
-			if ( WC_Admin_Reports_Interval::intervals_missing( $expected_interval_count, $db_interval_count, $intervals_query['per_page'], $query_args['page'], $query_args['order'], $query_args['orderby'], count( $intervals ) ) ) {
-				$this->fill_in_missing_intervals( $db_intervals, $query_args['adj_after'], $query_args['adj_before'], $query_args['interval'], $data );
-				$this->sort_intervals( $data, $query_args['orderby'], $query_args['order'] );
-				$this->remove_extra_records( $data, $query_args['page'], $intervals_query['per_page'], $db_interval_count, $expected_interval_count, $query_args['orderby'] );
-			} else {
-				$this->update_interval_boundary_dates( $query_args['after'], $query_args['before'], $query_args['interval'], $data->intervals );
-			}
-			$this->create_interval_subtotals( $data->intervals );
-
 			wp_cache_set( $cache_key, $data, $this->cache_group );
 		}
 
@@ -344,211 +219,151 @@ class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store imp
 	}
 
 	/**
-	 * Get unique products based on user time query
+	 * Normalizes order_by clause to match to SQL query.
 	 *
-	 * @param string $from_clause       From clause with date query.
-	 * @param string $where_time_clause Where clause with date query.
-	 * @param string $where_clause      Where clause with date query.
-	 * @return integer Unique product count.
+	 * @param string $order_by Order by option requeste by user.
+	 * @return string
 	 */
-	public function get_unique_product_count( $from_clause, $where_time_clause, $where_clause ) {
-		global $wpdb;
+	protected function normalize_order_by( $order_by ) {
+		if ( 'date' === $order_by ) {
+			return 'date_created';
+		}
 
-		$table_name = $wpdb->prefix . self::TABLE_NAME;
-
-		return $wpdb->get_var(
-			"SELECT
-					COUNT( DISTINCT {$wpdb->prefix}wc_order_product_lookup.product_id )
-				FROM
-				    {$wpdb->prefix}wc_order_product_lookup JOIN {$table_name} ON {$wpdb->prefix}wc_order_product_lookup.order_id = {$table_name}.order_id
-					{$from_clause}
-				WHERE
-					1=1
-					{$where_time_clause}
-					{$where_clause}"
-		); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+		return $order_by;
 	}
 
 	/**
-	 * Queue a background process that will repopulate the entire orders stats database.
+	 * Returns order status subquery to be used in WHERE SQL query, based on query arguments from the user.
 	 *
-	 * @todo Make this work on large DBs.
+	 * @param array  $query_args Parameters supplied by the user.
+	 * @param string $operator   AND or OR, based on match query argument.
+	 * @return string
 	 */
-	public static function queue_order_stats_repopulate_database() {
-
-		// This needs to be updated to work in batches instead of getting all orders, as
-		// that will not work well on DBs with more than a few hundred orders.
-		$order_ids = wc_get_orders(
-			array(
-				'limit'  => -1,
-				'status' => parent::get_report_order_statuses(),
-				'type'   => 'shop_order',
-				'return' => 'ids',
-			)
-		);
-
-		foreach ( $order_ids as $id ) {
-			self::$background_process->push_to_queue( $id );
+	protected function get_status_subquery( $query_args, $operator = 'AND' ) {
+		$subqueries = array();
+		if ( isset( $query_args['status_is'] ) && is_array( $query_args['status_is'] ) && count( $query_args['status_is'] ) > 0 ) {
+			$allowed_statuses = array_map( array( $this, 'normalize_order_status' ), $query_args['status_is'] );
+			if ( $allowed_statuses ) {
+				$subqueries[] = "status IN ( '" . implode( "','", $allowed_statuses ) . "' )";
+			}
 		}
 
-		self::$background_process->save();
-		self::$background_process->dispatch();
+		if ( isset( $query_args['status_is_not'] ) && is_array( $query_args['status_is_not'] ) && count( $query_args['status_is_not'] ) > 0 ) {
+			$forbidden_statuses = array_map( array( $this, 'normalize_order_status' ), $query_args['status_is_not'] );
+			if ( $forbidden_statuses ) {
+				$subqueries[] = "status NOT IN ( '" . implode( "','", $forbidden_statuses ) . "' )";
+			}
+		}
+
+		return implode( " $operator ", $subqueries );
 	}
 
 	/**
-	 * Add order information to the lookup table when orders are created or modified.
+	 * Enriches the order data.
 	 *
-	 * @param int $post_id Post ID.
+	 * @param array $orders_data Orders data.
+	 * @param array $query_args  Query parameters.
 	 */
-	public static function sync_order( $post_id ) {
-		if ( 'shop_order' !== get_post_type( $post_id ) ) {
-			return;
-		}
+	protected function include_extended_info( &$orders_data, $query_args ) {
+		$mapped_orders      = $this->map_array_by_key( $orders_data, 'order_id' );
+		$products           = $this->get_products_by_order_ids( array_keys( $mapped_orders ) );
+		$mapped_products    = $this->map_array_by_key( $products, 'product_id' );
+		$product_categories = $this->get_product_categories_by_product_ids( array_keys( $mapped_products ) );
 
-		$order = wc_get_order( $post_id );
-		if ( ! $order ) {
-			return;
-		}
+		$mapped_data = array();
+		foreach ( $products as $product ) {
+			if ( ! isset( $mapped_data[ $product['order_id'] ] ) ) {
+				$mapped_data[ $product['order_id'] ]['products']   = array();
+				$mapped_data[ $product['order_id'] ]['categories'] = array();
+			}
 
-		self::update( $order );
-	}
-
-	/**
-	 * Syncs order information when a refund is deleted.
-	 *
-	 * @param int $refund_id Refund ID.
-	 * @param int $order_id Order ID.
-	 */
-	public static function sync_on_refund_delete( $refund_id, $order_id ) {
-		self::sync_order( $order_id );
-	}
-
-	/**
-	 * Update the database with stats data.
-	 *
-	 * @param WC_Order $order Order to update row for.
-	 * @return int|bool|null Number or rows modified or false on failure.
-	 */
-	public static function update( $order ) {
-		global $wpdb;
-		$table_name = $wpdb->prefix . self::TABLE_NAME;
-
-		if ( ! $order->get_id() || ! $order->get_date_created() ) {
-			return false;
-		}
-
-		if ( ! in_array( $order->get_status(), parent::get_report_order_statuses(), true ) ) {
-			$wpdb->delete(
-				$table_name,
-				array(
-					'order_id' => $order->get_id(),
+			$mapped_data[ $product['order_id'] ]['products'][] = array(
+				'id'   => $product['product_id'],
+				'name' => $product['product_name'],
+			);
+			$mapped_data[ $product['order_id'] ]['categories'] = array_unique(
+				array_merge(
+					$mapped_data[ $product['order_id'] ]['categories'],
+					$product_categories[ $product['product_id'] ]
 				)
 			);
-			return;
 		}
 
-		$data   = array(
-			'order_id'           => $order->get_id(),
-			'date_created'       => $order->get_date_created()->date( 'Y-m-d H:i:s' ),
-			'num_items_sold'     => self::get_num_items_sold( $order ),
-			'gross_total'        => $order->get_total(),
-			'coupon_total'       => $order->get_total_discount(),
-			'refund_total'       => $order->get_total_refunded(),
-			'tax_total'          => $order->get_total_tax(),
-			'shipping_total'     => $order->get_shipping_total(),
-			'net_total'          => (float) $order->get_total() - (float) $order->get_total_tax() - (float) $order->get_shipping_total(),
-			'returning_customer' => self::is_returning_customer( $order ),
-			'status'             => self::normalize_order_status( $order->get_status() ),
-		);
-		$format = array(
-			'%d',
-			'%s',
-			'%d',
-			'%f',
-			'%f',
-			'%f',
-			'%f',
-			'%f',
-			'%f',
-			'%d',
-			'%s',
-		);
-
-		// Ensure we're associating this order with a Customer in the lookup table.
-		$order_user_id        = $order->get_customer_id();
-		$customers_data_store = new WC_Admin_Reports_Customers_Data_Store();
-
-		if ( 0 === $order_user_id ) {
-			$email = $order->get_billing_email( 'edit' );
-
-			if ( $email ) {
-				$customer_id = $customers_data_store->get_or_create_guest_customer_from_order( $order );
-
-				if ( $customer_id ) {
-					$data['customer_id'] = $customer_id;
-					$format[] = '%d';
-				}
-			}
-		} else {
-			$customer = $customers_data_store->get_customer_by_user_id( $order_user_id );
-
-			if ( $customer && $customer['customer_id'] ) {
-				$data['customer_id'] = $customer['customer_id'];
-				$format[] = '%d';
-			}
+		foreach ( $orders_data as $key => $order_data ) {
+			$orders_data[ $key ]['extended_info'] = $mapped_data[ $order_data['order_id'] ];
 		}
-
-		// Update or add the information to the DB.
-		return $wpdb->replace( $table_name, $data, $format );
 	}
 
 	/**
-	 * Calculation methods.
-	 */
-
-	/**
-	 * Get number of items sold among all orders.
+	 * Returns the same array index by a given key
 	 *
-	 * @param array $order WC_Order object.
-	 * @return int
+	 * @param array  $array Array to be looped over.
+	 * @param string $key Key of values used for new array.
+	 * @return array
 	 */
-	protected static function get_num_items_sold( $order ) {
-		$num_items = 0;
-
-		$line_items = $order->get_items( 'line_item' );
-		foreach ( $line_items as $line_item ) {
-			$num_items += $line_item->get_quantity();
+	protected function map_array_by_key( $array, $key ) {
+		$mapped = array();
+		foreach ( $array as $item ) {
+			$mapped[ $item[ $key ] ] = $item;
 		}
-
-		return $num_items;
+		return $mapped;
 	}
 
 	/**
-	 * Check to see if an order's customer has made previous orders or not
+	 * Get product Ids, names, and categories from order IDs.
 	 *
-	 * @param array $order WC_Order object.
-	 * @return bool
+	 * @param array $order_ids Array of order IDs.
+	 * @return array
 	 */
-	protected static function is_returning_customer( $order ) {
-		$customer_id = $order->get_user_id();
+	protected function get_products_by_order_ids( $order_ids ) {
+		global $wpdb;
+		$order_product_lookup_table = $wpdb->prefix . 'wc_order_product_lookup';
+		$included_order_ids         = implode( ',', $order_ids );
 
-		if ( 0 === $customer_id ) {
-			return false;
+		$products = $wpdb->get_results(
+			"SELECT order_id, ID as product_id, post_title as product_name
+				FROM {$wpdb->prefix}posts
+				JOIN {$order_product_lookup_table} ON {$order_product_lookup_table}.product_id = {$wpdb->prefix}posts.ID
+				WHERE 
+					order_id IN ({$included_order_ids})
+				",
+			ARRAY_A
+		); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+
+		return $products;
+	}
+
+	/**
+	 * Get product categories by array of product IDs
+	 *
+	 * @param array $product_ids Product IDs.
+	 * @return array
+	 */
+	protected function get_product_categories_by_product_ids( $product_ids ) {
+		global $wpdb;
+		$order_product_lookup_table = $wpdb->prefix . 'wc_order_product_lookup';
+		$included_product_ids       = implode( ',', $product_ids );
+
+		$product_categories = $wpdb->get_results(
+			"SELECT term_id AS category_id, object_id AS product_id
+				FROM {$wpdb->prefix}term_relationships
+				JOIN {$wpdb->prefix}term_taxonomy ON {$wpdb->prefix}term_relationships.term_taxonomy_id = {$wpdb->prefix}term_taxonomy.term_taxonomy_id
+				WHERE
+					object_id IN (${included_product_ids})
+					AND taxonomy = 'product_cat'
+				",
+			ARRAY_A
+		); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+
+		$mapped_product_categories = array();
+		foreach ( $product_categories as $category ) {
+			$mapped_product_categories[ $category['product_id'] ][] = $category['category_id'];
 		}
 
-		$customer_orders = get_posts(
-			array(
-				'meta_key'    => '_customer_user', // WPCS: slow query ok.
-				'meta_value'  => $customer_id, // WPCS: slow query ok.
-				'post_type'   => 'shop_order',
-				'post_status' => array( 'wc-on-hold', 'wc-processing', 'wc-completed' ),
-				'numberposts' => 2,
-			)
-		);
-
-		return count( $customer_orders ) > 1;
+		return $mapped_product_categories;
 	}
 
+
 	/**
 	 * Returns string to be used as cache key for the data.
 	 *
@@ -558,4 +373,5 @@ class WC_Admin_Reports_Orders_Data_Store extends WC_Admin_Reports_Data_Store imp
 	protected function get_cache_key( $params ) {
 		return 'woocommerce_' . self::TABLE_NAME . '_' . md5( wp_json_encode( $params ) );
 	}
+
 }
diff --git a/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-stats-data-store.php b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-stats-data-store.php
new file mode 100644
index 00000000000..be25ee82596
--- /dev/null
+++ b/plugins/woocommerce-admin/includes/data-stores/class-wc-admin-reports-orders-stats-data-store.php
@@ -0,0 +1,561 @@
+<?php
+/**
+ * WC_Admin_Reports_Orders_Stats_Data_Store class file.
+ *
+ * @package WooCommerce Admin/Classes
+ */
+
+defined( 'ABSPATH' ) || exit;
+
+if ( ! class_exists( 'WC_Admin_Order_Stats_Background_Process', false ) ) {
+	include_once WC_ADMIN_ABSPATH . '/includes/class-wc-admin-order-stats-background-process.php';
+}
+
+/**
+ * WC_Admin_Reports_Orders_Stats_Data_Store.
+ *
+ * @version  3.5.0
+ */
+class WC_Admin_Reports_Orders_Stats_Data_Store extends WC_Admin_Reports_Data_Store implements WC_Admin_Reports_Data_Store_Interface {
+
+	/**
+	 * Table used to get the data.
+	 *
+	 * @var string
+	 */
+	const TABLE_NAME = 'wc_order_stats';
+
+	/**
+	 * Cron event name.
+	 */
+	const CRON_EVENT = 'wc_order_stats_update';
+
+	/**
+	 * Type for each column to cast values correctly later.
+	 *
+	 * @var array
+	 */
+	protected $column_types = array(
+		'orders_count'            => 'intval',
+		'num_items_sold'          => 'intval',
+		'gross_revenue'           => 'floatval',
+		'coupons'                 => 'floatval',
+		'refunds'                 => 'floatval',
+		'taxes'                   => 'floatval',
+		'shipping'                => 'floatval',
+		'net_revenue'             => 'floatval',
+		'avg_items_per_order'     => 'floatval',
+		'avg_order_value'         => 'floatval',
+		'num_returning_customers' => 'intval',
+		'num_new_customers'       => 'intval',
+		'products'                => 'intval',
+	);
+
+	/**
+	 * SQL definition for each column.
+	 *
+	 * @var array
+	 */
+	protected $report_columns = array(
+		'orders_count'            => 'COUNT(*) as orders_count',
+		'num_items_sold'          => 'SUM(num_items_sold) as num_items_sold',
+		'gross_revenue'           => 'SUM(gross_total) AS gross_revenue',
+		'coupons'                 => 'SUM(coupon_total) AS coupons',
+		'refunds'                 => 'SUM(refund_total) AS refunds',
+		'taxes'                   => 'SUM(tax_total) AS taxes',
+		'shipping'                => 'SUM(shipping_total) AS shipping',
+		'net_revenue'             => '( SUM(net_total) - SUM(refund_total) ) AS net_revenue',
+		'avg_items_per_order'     => 'AVG(num_items_sold) AS avg_items_per_order',
+		'avg_order_value'         => '( SUM(net_total) - SUM(refund_total) ) / COUNT(*) AS avg_order_value',
+		'num_returning_customers' => 'SUM(returning_customer = 1) AS num_returning_customers',
+		'num_new_customers'       => 'SUM(returning_customer = 0) AS num_new_customers',
+	);
+
+	/**
+	 * Background process to populate order stats.
+	 *
+	 * @var WC_Admin_Order_Stats_Background_Process
+	 */
+	protected static $background_process;
+
+	/**
+	 * Constructor.
+	 */
+	public function __construct() {
+		if ( ! self::$background_process ) {
+			self::$background_process = new WC_Admin_Order_Stats_Background_Process();
+		}
+	}
+
+	/**
+	 * Set up all the hooks for maintaining and populating table data.
+	 */
+	public static function init() {
+		add_action( 'save_post', array( __CLASS__, 'sync_order' ) );
+		// TODO: this is required as order update skips save_post.
+		add_action( 'clean_post_cache', array( __CLASS__, 'sync_order' ) );
+		add_action( 'woocommerce_order_refunded', array( __CLASS__, 'sync_order' ) );
+		add_action( 'woocommerce_refund_deleted', array( __CLASS__, 'sync_on_refund_delete' ), 10, 2 );
+
+		if ( ! self::$background_process ) {
+			self::$background_process = new WC_Admin_Order_Stats_Background_Process();
+		}
+	}
+
+	/**
+	 * Updates the totals and intervals database queries with parameters used for Orders report: categories, coupons and order status.
+	 *
+	 * @param array $query_args      Query arguments supplied by the user.
+	 * @param array $totals_query    Array of options for totals db query.
+	 * @param array $intervals_query Array of options for intervals db query.
+	 */
+	protected function orders_stats_sql_filter( $query_args, &$totals_query, &$intervals_query ) {
+		// TODO: performance of all of this?
+		global $wpdb;
+
+		$from_clause        = '';
+		$orders_stats_table = $wpdb->prefix . self::TABLE_NAME;
+		$operator           = $this->get_match_operator( $query_args );
+
+		$where_filters = array();
+
+		// TODO: maybe move the sql inside the get_included/excluded functions?
+		// Products filters.
+		$included_products = $this->get_included_products( $query_args );
+		$excluded_products = $this->get_excluded_products( $query_args );
+		if ( $included_products ) {
+			$where_filters[] = " {$orders_stats_table}.order_id IN (
+			SELECT
+				DISTINCT {$wpdb->prefix}wc_order_product_lookup.order_id
+			FROM
+				{$wpdb->prefix}wc_order_product_lookup
+			WHERE
+				{$wpdb->prefix}wc_order_product_lookup.product_id IN ({$included_products})
+			)";
+		}
+
+		if ( $excluded_products ) {
+			$where_filters[] = " {$orders_stats_table}.order_id NOT IN (
+			SELECT
+				DISTINCT {$wpdb->prefix}wc_order_product_lookup.order_id
+			FROM
+				{$wpdb->prefix}wc_order_product_lookup
+			WHERE
+				{$wpdb->prefix}wc_order_product_lookup.product_id IN ({$excluded_products})
+			)";
+		}
+
+		// Coupons filters.
+		$included_coupons = $this->get_included_coupons( $query_args );
+		$excluded_coupons = $this->get_excluded_coupons( $query_args );
+		if ( $included_coupons ) {
+			$where_filters[] = " {$orders_stats_table}.order_id IN (
+				SELECT
+					DISTINCT {$wpdb->prefix}wc_order_coupon_lookup.order_id
+				FROM
+					{$wpdb->prefix}wc_order_coupon_lookup
+				WHERE
+					{$wpdb->prefix}wc_order_coupon_lookup.coupon_id IN ({$included_coupons})
+				)";
+		}
+
+		if ( $excluded_coupons ) {
+			$where_filters[] = " {$orders_stats_table}.order_id NOT IN (
+				SELECT
+					DISTINCT {$wpdb->prefix}wc_order_coupon_lookup.order_id
+				FROM
+					{$wpdb->prefix}wc_order_coupon_lookup
+				WHERE
+					{$wpdb->prefix}wc_order_coupon_lookup.coupon_id IN ({$excluded_coupons})
+				)";
+		}
+
+		$order_status_filter = $this->get_status_subquery( $query_args, $operator );
+		if ( $order_status_filter ) {
+			$where_filters[] = $order_status_filter;
+		}
+
+		$customer_filter = $this->get_customer_subquery( $query_args );
+		if ( $customer_filter ) {
+			$where_filters[] = $customer_filter;
+		}
+
+		$where_subclause = implode( " $operator ", $where_filters );
+
+		// To avoid requesting the subqueries twice, the result is applied to all queries passed to the method.
+		if ( $where_subclause ) {
+			$totals_query['where_clause']    .= " AND ( $where_subclause )";
+			$totals_query['from_clause']     .= $from_clause;
+			$intervals_query['where_clause'] .= " AND ( $where_subclause )";
+			$intervals_query['from_clause']  .= $from_clause;
+		}
+	}
+
+	/**
+	 * Returns the report data based on parameters supplied by the user.
+	 *
+	 * @since 3.5.0
+	 * @param array $query_args  Query parameters.
+	 * @return stdClass|WP_Error Data.
+	 */
+	public function get_data( $query_args ) {
+		global $wpdb;
+
+		$table_name = $wpdb->prefix . self::TABLE_NAME;
+		$now        = time();
+		$week_back  = $now - WEEK_IN_SECONDS;
+
+		// These defaults are only applied when not using REST API, as the API has its own defaults that overwrite these for most values (except before, after, etc).
+		$defaults   = array(
+			'per_page'         => get_option( 'posts_per_page' ),
+			'page'             => 1,
+			'order'            => 'DESC',
+			'orderby'          => 'date',
+			'before'           => date( WC_Admin_Reports_Interval::$iso_datetime_format, $now ),
+			'after'            => date( WC_Admin_Reports_Interval::$iso_datetime_format, $week_back ),
+			'interval'         => 'week',
+			'fields'           => '*',
+
+			'match'            => 'all',
+			'status_is'        => array(),
+			'status_is_not'    => array(),
+			'product_includes' => array(),
+			'product_excludes' => array(),
+			'coupon_includes'  => array(),
+			'coupon_excludes'  => array(),
+			'customer'         => '',
+			'categories'       => array(),
+		);
+		$query_args = wp_parse_args( $query_args, $defaults );
+
+		$cache_key = $this->get_cache_key( $query_args );
+		$data      = wp_cache_get( $cache_key, $this->cache_group );
+
+		if ( false === $data ) {
+			$data = (object) array(
+				'totals'    => (object) array(),
+				'intervals' => (object) array(),
+				'total'     => 0,
+				'pages'     => 0,
+				'page_no'   => 0,
+			);
+
+			$selections      = $this->selected_columns( $query_args );
+			$totals_query    = $this->get_time_period_sql_params( $query_args, $table_name );
+			$intervals_query = $this->get_intervals_sql_params( $query_args, $table_name );
+
+			// Additional filtering for Orders report.
+			$this->orders_stats_sql_filter( $query_args, $totals_query, $intervals_query );
+
+			$totals = $wpdb->get_results(
+				"SELECT
+						{$selections}
+					FROM
+						{$table_name}
+						{$totals_query['from_clause']}
+					WHERE
+						1=1
+						{$totals_query['where_time_clause']}
+						{$totals_query['where_clause']}",
+				ARRAY_A
+			); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+			if ( null === $totals ) {
+				return new WP_Error( 'woocommerce_reports_revenue_result_failed', __( 'Sorry, fetching revenue data failed.', 'wc-admin' ) );
+			}
+
+			$unique_products       = $this->get_unique_product_count( $totals_query['from_clause'], $totals_query['where_time_clause'], $totals_query['where_clause'] );
+			$totals[0]['products'] = $unique_products;
+
+			$totals = (object) $this->cast_numbers( $totals[0] );
+
+			$db_intervals = $wpdb->get_col(
+				"SELECT
+							{$intervals_query['select_clause']} AS time_interval
+						FROM
+							{$table_name}
+							{$intervals_query['from_clause']}
+						WHERE
+							1=1
+							{$intervals_query['where_time_clause']}
+							{$intervals_query['where_clause']}
+						GROUP BY
+							time_interval"
+			); // WPCS: cache ok, DB call ok, , unprepared SQL ok.
+
+			$db_interval_count       = count( $db_intervals );
+			$expected_interval_count = WC_Admin_Reports_Interval::intervals_between( $query_args['after'], $query_args['before'], $query_args['interval'] );
+			$total_pages             = (int) ceil( $expected_interval_count / $intervals_query['per_page'] );
+
+			if ( $query_args['page'] < 1 || $query_args['page'] > $total_pages ) {
+				return $data;
+			}
+
+			$this->update_intervals_sql_params( $intervals_query, $query_args, $db_interval_count, $expected_interval_count );
+
+			if ( '' !== $selections ) {
+				$selections = ', ' . $selections;
+			}
+
+			$intervals = $wpdb->get_results(
+				"SELECT
+							MAX(date_created) AS datetime_anchor,
+							{$intervals_query['select_clause']} AS time_interval
+							{$selections}
+						FROM
+							{$table_name}
+							{$intervals_query['from_clause']}
+						WHERE
+							1=1
+							{$intervals_query['where_time_clause']}
+							{$intervals_query['where_clause']}
+						GROUP BY
+							time_interval
+						ORDER BY
+							{$intervals_query['order_by_clause']}
+						{$intervals_query['limit']}",
+				ARRAY_A
+			); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+
+			if ( null === $intervals ) {
+				return new WP_Error( 'woocommerce_reports_revenue_result_failed', __( 'Sorry, fetching revenue data failed.', 'wc-admin' ) );
+			}
+
+			$data = (object) array(
+				'totals'    => $totals,
+				'intervals' => $intervals,
+				'total'     => $expected_interval_count,
+				'pages'     => $total_pages,
+				'page_no'   => (int) $query_args['page'],
+			);
+
+			if ( WC_Admin_Reports_Interval::intervals_missing( $expected_interval_count, $db_interval_count, $intervals_query['per_page'], $query_args['page'], $query_args['order'], $query_args['orderby'], count( $intervals ) ) ) {
+				$this->fill_in_missing_intervals( $db_intervals, $query_args['adj_after'], $query_args['adj_before'], $query_args['interval'], $data );
+				$this->sort_intervals( $data, $query_args['orderby'], $query_args['order'] );
+				$this->remove_extra_records( $data, $query_args['page'], $intervals_query['per_page'], $db_interval_count, $expected_interval_count, $query_args['orderby'] );
+			} else {
+				$this->update_interval_boundary_dates( $query_args['after'], $query_args['before'], $query_args['interval'], $data->intervals );
+			}
+			$this->create_interval_subtotals( $data->intervals );
+
+			wp_cache_set( $cache_key, $data, $this->cache_group );
+		}
+
+		return $data;
+	}
+
+	/**
+	 * Get unique products based on user time query
+	 *
+	 * @param string $from_clause       From clause with date query.
+	 * @param string $where_time_clause Where clause with date query.
+	 * @param string $where_clause      Where clause with date query.
+	 * @return integer Unique product count.
+	 */
+	public function get_unique_product_count( $from_clause, $where_time_clause, $where_clause ) {
+		global $wpdb;
+
+		$table_name = $wpdb->prefix . self::TABLE_NAME;
+
+		return $wpdb->get_var(
+			"SELECT
+					COUNT( DISTINCT {$wpdb->prefix}wc_order_product_lookup.product_id )
+				FROM
+				    {$wpdb->prefix}wc_order_product_lookup JOIN {$table_name} ON {$wpdb->prefix}wc_order_product_lookup.order_id = {$table_name}.order_id
+					{$from_clause}
+				WHERE
+					1=1
+					{$where_time_clause}
+					{$where_clause}"
+		); // WPCS: cache ok, DB call ok, unprepared SQL ok.
+	}
+
+	/**
+	 * Queue a background process that will repopulate the entire orders stats database.
+	 *
+	 * @todo Make this work on large DBs.
+	 */
+	public static function queue_order_stats_repopulate_database() {
+
+		// This needs to be updated to work in batches instead of getting all orders, as
+		// that will not work well on DBs with more than a few hundred orders.
+		$order_ids = wc_get_orders(
+			array(
+				'limit'  => -1,
+				'status' => parent::get_report_order_statuses(),
+				'type'   => 'shop_order',
+				'return' => 'ids',
+			)
+		);
+
+		foreach ( $order_ids as $id ) {
+			self::$background_process->push_to_queue( $id );
+		}
+
+		self::$background_process->save();
+		self::$background_process->dispatch();
+	}
+
+	/**
+	 * Add order information to the lookup table when orders are created or modified.
+	 *
+	 * @param int $post_id Post ID.
+	 */
+	public static function sync_order( $post_id ) {
+		if ( 'shop_order' !== get_post_type( $post_id ) ) {
+			return;
+		}
+
+		$order = wc_get_order( $post_id );
+		if ( ! $order ) {
+			return;
+		}
+
+		self::update( $order );
+	}
+
+	/**
+	 * Syncs order information when a refund is deleted.
+	 *
+	 * @param int $refund_id Refund ID.
+	 * @param int $order_id Order ID.
+	 */
+	public static function sync_on_refund_delete( $refund_id, $order_id ) {
+		self::sync_order( $order_id );
+	}
+
+	/**
+	 * Update the database with stats data.
+	 *
+	 * @param WC_Order $order Order to update row for.
+	 * @return int|bool|null Number or rows modified or false on failure.
+	 */
+	public static function update( $order ) {
+		global $wpdb;
+		$table_name = $wpdb->prefix . self::TABLE_NAME;
+
+		if ( ! $order->get_id() || ! $order->get_date_created() ) {
+			return false;
+		}
+
+		if ( ! in_array( $order->get_status(), parent::get_report_order_statuses(), true ) ) {
+			$wpdb->delete(
+				$table_name,
+				array(
+					'order_id' => $order->get_id(),
+				)
+			);
+			return;
+		}
+
+		$data   = array(
+			'order_id'           => $order->get_id(),
+			'date_created'       => $order->get_date_created()->date( 'Y-m-d H:i:s' ),
+			'num_items_sold'     => self::get_num_items_sold( $order ),
+			'gross_total'        => $order->get_total(),
+			'coupon_total'       => $order->get_total_discount(),
+			'refund_total'       => $order->get_total_refunded(),
+			'tax_total'          => $order->get_total_tax(),
+			'shipping_total'     => $order->get_shipping_total(),
+			'net_total'          => (float) $order->get_total() - (float) $order->get_total_tax() - (float) $order->get_shipping_total(),
+			'returning_customer' => self::is_returning_customer( $order ),
+			'status'             => self::normalize_order_status( $order->get_status() ),
+		);
+		$format = array(
+			'%d',
+			'%s',
+			'%d',
+			'%f',
+			'%f',
+			'%f',
+			'%f',
+			'%f',
+			'%f',
+			'%d',
+			'%s',
+		);
+
+		// Ensure we're associating this order with a Customer in the lookup table.
+		$order_user_id        = $order->get_customer_id();
+		$customers_data_store = new WC_Admin_Reports_Customers_Data_Store();
+
+		if ( 0 === $order_user_id ) {
+			$email = $order->get_billing_email( 'edit' );
+
+			if ( $email ) {
+				$customer_id = $customers_data_store->get_or_create_guest_customer_from_order( $order );
+
+				if ( $customer_id ) {
+					$data['customer_id'] = $customer_id;
+					$format[] = '%d';
+				}
+			}
+		} else {
+			$customer = $customers_data_store->get_customer_by_user_id( $order_user_id );
+
+			if ( $customer && $customer['customer_id'] ) {
+				$data['customer_id'] = $customer['customer_id'];
+				$format[] = '%d';
+			}
+		}
+
+		// Update or add the information to the DB.
+		return $wpdb->replace( $table_name, $data, $format );
+	}
+
+	/**
+	 * Calculation methods.
+	 */
+
+	/**
+	 * Get number of items sold among all orders.
+	 *
+	 * @param array $order WC_Order object.
+	 * @return int
+	 */
+	protected static function get_num_items_sold( $order ) {
+		$num_items = 0;
+
+		$line_items = $order->get_items( 'line_item' );
+		foreach ( $line_items as $line_item ) {
+			$num_items += $line_item->get_quantity();
+		}
+
+		return $num_items;
+	}
+
+	/**
+	 * Check to see if an order's customer has made previous orders or not
+	 *
+	 * @param array $order WC_Order object.
+	 * @return bool
+	 */
+	protected static function is_returning_customer( $order ) {
+		$customer_id = $order->get_user_id();
+
+		if ( 0 === $customer_id ) {
+			return false;
+		}
+
+		$customer_orders = get_posts(
+			array(
+				'meta_key'    => '_customer_user', // WPCS: slow query ok.
+				'meta_value'  => $customer_id, // WPCS: slow query ok.
+				'post_type'   => 'shop_order',
+				'post_status' => array( 'wc-on-hold', 'wc-processing', 'wc-completed' ),
+				'numberposts' => 2,
+			)
+		);
+
+		return count( $customer_orders ) > 1;
+	}
+
+	/**
+	 * Returns string to be used as cache key for the data.
+	 *
+	 * @param array $params Query parameters.
+	 * @return string
+	 */
+	protected function get_cache_key( $params ) {
+		return 'woocommerce_' . self::TABLE_NAME . '_stats_' . md5( wp_json_encode( $params ) );
+	}
+}
diff --git a/plugins/woocommerce-admin/tests/api/reports-orders.php b/plugins/woocommerce-admin/tests/api/reports-orders.php
new file mode 100644
index 00000000000..6e1e798b174
--- /dev/null
+++ b/plugins/woocommerce-admin/tests/api/reports-orders.php
@@ -0,0 +1,122 @@
+<?php
+/**
+ * Reports Orders REST API Test
+ *
+ * @package WooCommerce\Tests\API
+ * @since 3.5.0
+ */
+
+/**
+ * Reports Orders REST API Test Class
+ *
+ * @package WooCommerce\Tests\API
+ * @since 3.5.0
+ */
+class WC_Tests_API_Reports_Orders extends WC_REST_Unit_Test_Case {
+
+	/**
+	 * Endpoints.
+	 *
+	 * @var string
+	 */
+	protected $endpoint = '/wc/v4/reports/orders';
+
+	/**
+	 * Setup test reports orders data.
+	 *
+	 * @since 3.5.0
+	 */
+	public function setUp() {
+		parent::setUp();
+
+		$this->user = $this->factory->user->create(
+			array(
+				'role' => 'administrator',
+			)
+		);
+	}
+
+	/**
+	 * Test route registration.
+	 *
+	 * @since 3.5.0
+	 */
+	public function test_register_routes() {
+		$routes = $this->server->get_routes();
+
+		$this->assertArrayHasKey( $this->endpoint, $routes );
+	}
+
+	/**
+	 * Test getting reports.
+	 *
+	 * @since 3.5.0
+	 */
+	public function test_get_reports() {
+		wp_set_current_user( $this->user );
+		WC_Helper_Reports::reset_stats_dbs();
+
+		// Populate all of the data.
+		$product = new WC_Product_Simple();
+		$product->set_name( 'Test Product' );
+		$product->set_regular_price( 25 );
+		$product->save();
+
+		$order = WC_Helper_Order::create_order( 1, $product );
+		$order->set_status( 'completed' );
+		$order->set_total( 100 ); // $25 x 4.
+		$order->save();
+
+		$response = $this->server->dispatch( new WP_REST_Request( 'GET', $this->endpoint ) );
+		$reports  = $response->get_data();
+
+		$this->assertEquals( 200, $response->get_status() );
+		$this->assertEquals( 1, count( $reports ) );
+
+		$order_report = reset( $reports );
+
+		$this->assertEquals( $order->get_id(), $order_report['order_id'] );
+		$this->assertEquals( date( 'Y-m-d H:i:s', $order->get_date_created()->getTimestamp() ), $order_report['date_created'] );
+		$this->assertEquals( 0, $order_report['customer_id'] ); // @TODO: This should be 1, but customer_id is returning 0 in lookup table.
+		$this->assertEquals( 4, $order_report['num_items_sold'] );
+		$this->assertEquals( 90.0, $order_report['net_total'] ); // 25 x 4 - 10 (shipping)
+		$this->assertEquals( 'new', $order_report['customer_type'] );
+		$this->assertArrayHasKey( '_links', $order_report );
+		$this->assertArrayHasKey( 'order', $order_report['_links'] );
+	}
+
+	/**
+	 * Test getting reports without valid permissions.
+	 *
+	 * @since 3.5.0
+	 */
+	public function test_get_reports_without_permission() {
+		wp_set_current_user( 0 );
+		$response = $this->server->dispatch( new WP_REST_Request( 'GET', $this->endpoint ) );
+		$this->assertEquals( 401, $response->get_status() );
+	}
+
+	/**
+	 * Test reports schema.
+	 *
+	 * @since 3.5.0
+	 */
+	public function test_reports_schema() {
+		wp_set_current_user( $this->user );
+
+		$request    = new WP_REST_Request( 'OPTIONS', $this->endpoint );
+		$response   = $this->server->dispatch( $request );
+		$data       = $response->get_data();
+		$properties = $data['schema']['properties'];
+
+		$this->assertEquals( 8, count( $properties ) );
+		$this->assertArrayHasKey( 'order_id', $properties );
+		$this->assertArrayHasKey( 'date_created', $properties );
+		$this->assertArrayHasKey( 'status', $properties );
+		$this->assertArrayHasKey( 'customer_id', $properties );
+		$this->assertArrayHasKey( 'net_total', $properties );
+		$this->assertArrayHasKey( 'num_items_sold', $properties );
+		$this->assertArrayHasKey( 'customer_type', $properties );
+		$this->assertArrayHasKey( 'extended_info', $properties );
+	}
+}
diff --git a/plugins/woocommerce-admin/tests/framework/helpers/class-wc-helper-reports.php b/plugins/woocommerce-admin/tests/framework/helpers/class-wc-helper-reports.php
index 86d93727db1..9bc4bcb43c7 100644
--- a/plugins/woocommerce-admin/tests/framework/helpers/class-wc-helper-reports.php
+++ b/plugins/woocommerce-admin/tests/framework/helpers/class-wc-helper-reports.php
@@ -17,7 +17,7 @@ class WC_Helper_Reports {
 	 */
 	public static function reset_stats_dbs() {
 		global $wpdb;
-		$wpdb->query( "DELETE FROM $wpdb->prefix" . WC_Admin_Reports_Orders_Data_Store::TABLE_NAME ); // @codingStandardsIgnoreLine.
+		$wpdb->query( "DELETE FROM $wpdb->prefix" . WC_Admin_Reports_Orders_Stats_Data_Store::TABLE_NAME ); // @codingStandardsIgnoreLine.
 		$wpdb->query( "DELETE FROM $wpdb->prefix" . WC_Admin_Reports_Products_Data_Store::TABLE_NAME ); // @codingStandardsIgnoreLine.
 		$wpdb->query( "DELETE FROM $wpdb->prefix" . WC_Admin_Reports_Coupons_Data_Store::TABLE_NAME ); // @codingStandardsIgnoreLine.
 		$wpdb->query( "DELETE FROM $wpdb->prefix" . WC_Admin_Reports_Customers_Data_Store::TABLE_NAME ); // @codingStandardsIgnoreLine.
diff --git a/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders.php b/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders-stats.php
similarity index 99%
rename from plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders.php
rename to plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders-stats.php
index 4709fd6284b..09a01eff2bd 100644
--- a/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders.php
+++ b/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-orders-stats.php
@@ -6,9 +6,9 @@
  */
 
 /**
- * Class WC_Tests_Reports_Orders
+ * Class WC_Tests_Reports_Orders_Stats
  */
-class WC_Tests_Reports_Orders extends WC_Unit_Test_Case {
+class WC_Tests_Reports_Orders_Stats extends WC_Unit_Test_Case {
 
 	/**
 	 * Test the calculations and querying works correctly for the base case of 1 order.
@@ -41,7 +41,7 @@ class WC_Tests_Reports_Orders extends WC_Unit_Test_Case {
 			)
 		);
 
-		$data_store = new WC_Admin_Reports_Orders_Data_Store();
+		$data_store = new WC_Admin_Reports_Orders_Stats_Data_Store();
 
 		$start_time = date( 'Y-m-d H:00:00', $order->get_date_created()->getOffsetTimestamp() );
 		$end_time   = date( 'Y-m-d H:59:59', $order->get_date_created()->getOffsetTimestamp() );
@@ -321,7 +321,7 @@ class WC_Tests_Reports_Orders extends WC_Unit_Test_Case {
 			}
 		}
 
-		$data_store = new WC_Admin_Reports_Orders_Data_Store();
+		$data_store = new WC_Admin_Reports_Orders_Stats_Data_Store();
 
 		// Tests for before & after set to current hour.
 		$current_hour = new DateTime();
diff --git a/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-revenue-stats.php b/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-revenue-stats.php
index f417d1bda92..359dd0243df 100644
--- a/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-revenue-stats.php
+++ b/plugins/woocommerce-admin/tests/reports/class-wc-tests-reports-revenue-stats.php
@@ -38,7 +38,7 @@ class WC_Admin_Tests_Reports_Revenue_Stats extends WC_Unit_Test_Case {
 		$order->save();
 
 		// /reports/revenue/stats is mapped to Orders_Data_Store.
-		$data_store = new WC_Admin_Reports_Orders_Data_Store();
+		$data_store = new WC_Admin_Reports_Orders_Stats_Data_Store();
 
 		$start_time = date( 'Y-m-d H:00:00', $order->get_date_created()->getOffsetTimestamp() );
 		$end_time   = date( 'Y-m-d H:59:59', $order->get_date_created()->getOffsetTimestamp() );