diff --git a/src/wp-admin/includes/class-wp-debug-data.php b/src/wp-admin/includes/class-wp-debug-data.php
index 496a6da34a891..1eac01148d436 100644
--- a/src/wp-admin/includes/class-wp-debug-data.php
+++ b/src/wp-admin/includes/class-wp-debug-data.php
@@ -93,7 +93,10 @@ public static function debug_data() {
 
 		// Remove debug data which is only relevant on single-site installs.
 		if ( is_multisite() ) {
+			// Remove accordion for Directories and Sizes if in Multisite.
 			unset( $info['wp-paths-sizes'] );
+		} else {
+			$info['wp-paths-sizes'] = self::get_wp_paths_sizes();
 		}
 
 		$info['wp-core'] = array(
@@ -164,14 +167,6 @@ public static function debug_data() {
 			),
 		);
 
-		if ( ! $is_multisite ) {
-			$info['wp-paths-sizes'] = array(
-				/* translators: Filesystem directory paths and storage sizes. */
-				'label'  => __( 'Directories and Sizes' ),
-				'fields' => array(),
-			);
-		}
-
 		$info['wp-active-theme'] = array(
 			'label'  => __( 'Active Theme' ),
 			'fields' => array(),
@@ -262,69 +257,6 @@ public static function debug_data() {
 			);
 		}
 
-		// Remove accordion for Directories and Sizes if in Multisite.
-		if ( ! $is_multisite ) {
-			$loading = __( 'Loading…' );
-
-			$info['wp-paths-sizes']['fields'] = array(
-				'wordpress_path' => array(
-					'label' => __( 'WordPress directory location' ),
-					'value' => untrailingslashit( ABSPATH ),
-				),
-				'wordpress_size' => array(
-					'label' => __( 'WordPress directory size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'uploads_path'   => array(
-					'label' => __( 'Uploads directory location' ),
-					'value' => $upload_dir['basedir'],
-				),
-				'uploads_size'   => array(
-					'label' => __( 'Uploads directory size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'themes_path'    => array(
-					'label' => __( 'Themes directory location' ),
-					'value' => get_theme_root(),
-				),
-				'themes_size'    => array(
-					'label' => __( 'Themes directory size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'plugins_path'   => array(
-					'label' => __( 'Plugins directory location' ),
-					'value' => WP_PLUGIN_DIR,
-				),
-				'plugins_size'   => array(
-					'label' => __( 'Plugins directory size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'fonts_path'     => array(
-					'label' => __( 'Fonts directory location' ),
-					'value' => wp_get_font_dir()['basedir'],
-				),
-				'fonts_size'     => array(
-					'label' => __( 'Fonts directory size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'database_size'  => array(
-					'label' => __( 'Database size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-				'total_size'     => array(
-					'label' => __( 'Total installation size' ),
-					'value' => $loading,
-					'debug' => 'loading...',
-				),
-			);
-		}
-
 		// List all available plugins.
 		$plugins        = get_plugins();
 		$plugin_updates = get_plugin_updates();
@@ -1238,7 +1170,7 @@ public static function get_wp_media(): array {
 
 
 	/**
-	 * Gets the WordPress plugins section of the debug data.
+	 * Gets the WordPress MU plugins section of the debug data.
 	 *
 	 * @since 6.7.0
 	 *
@@ -1288,6 +1220,81 @@ public static function get_wp_mu_plugins(): array {
 		);
 	}
 
+	/**
+	 * Gets the WordPress paths and sizes section of the debug data.
+	 *
+	 * @since 6.7.0
+	 *
+	 * @return array
+	 */
+	public static function get_wp_paths_sizes(): array {
+		$loading    = __( 'Loading…' );
+
+		$fields = array(
+			'wordpress_path' => array(
+				'label' => __( 'WordPress directory location' ),
+				'value' => untrailingslashit( ABSPATH ),
+			),
+			'wordpress_size' => array(
+				'label' => __( 'WordPress directory size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'uploads_path'   => array(
+				'label' => __( 'Uploads directory location' ),
+				'value' => wp_upload_dir()['basedir'],
+			),
+			'uploads_size'   => array(
+				'label' => __( 'Uploads directory size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'themes_path'    => array(
+				'label' => __( 'Themes directory location' ),
+				'value' => get_theme_root(),
+			),
+			'themes_size'    => array(
+				'label' => __( 'Themes directory size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'plugins_path'   => array(
+				'label' => __( 'Plugins directory location' ),
+				'value' => WP_PLUGIN_DIR,
+			),
+			'plugins_size'   => array(
+				'label' => __( 'Plugins directory size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'fonts_path'     => array(
+				'label' => __( 'Fonts directory location' ),
+				'value' => wp_get_font_dir()['basedir'],
+			),
+			'fonts_size'     => array(
+				'label' => __( 'Fonts directory size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'database_size'  => array(
+				'label' => __( 'Database size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+			'total_size'     => array(
+				'label' => __( 'Total installation size' ),
+				'value' => $loading,
+				'debug' => 'loading...',
+			),
+		);
+
+		return array(
+			/* translators: Filesystem directory paths and storage sizes. */
+			'label'  => __( 'Directories and Sizes' ),
+			'fields' => $fields,
+		);
+	}
+
 	/**
 	 * Gets the WordPress constants section of the debug data.
 	 *