diff --git a/src/integrations/supabase/types.ts b/src/integrations/supabase/types.ts
index c7ececa0..2c60255b 100644
--- a/src/integrations/supabase/types.ts
+++ b/src/integrations/supabase/types.ts
@@ -6632,6 +6632,7 @@ export type Database = {
         Args: { target_user_id: string }
         Returns: undefined
       }
+      backfill_park_locations: { Args: never; Returns: Json }
       backfill_sort_orders: { Args: never; Returns: undefined }
       block_aal1_with_mfa: { Args: never; Returns: boolean }
       can_approve_submission_item: {
diff --git a/supabase/migrations/20251111153852_5a97a905-0e6d-42a5-b2b4-d97e0cd73050.sql b/supabase/migrations/20251111153852_5a97a905-0e6d-42a5-b2b4-d97e0cd73050.sql
new file mode 100644
index 00000000..95a7ee74
--- /dev/null
+++ b/supabase/migrations/20251111153852_5a97a905-0e6d-42a5-b2b4-d97e0cd73050.sql
@@ -0,0 +1,77 @@
+-- Function to backfill missing park locations from submission data
+CREATE OR REPLACE FUNCTION backfill_park_locations()
+RETURNS jsonb
+LANGUAGE plpgsql
+SECURITY DEFINER
+AS $$
+DECLARE
+  v_parks_updated INTEGER := 0;
+  v_locations_created INTEGER := 0;
+  v_park RECORD;
+  v_submission RECORD;
+  v_location_id UUID;
+BEGIN
+  -- Find parks without locations that have approved submissions with location data
+  FOR v_park IN 
+    SELECT DISTINCT p.id, p.name, p.slug
+    FROM parks p
+    WHERE p.location_id IS NULL
+  LOOP
+    -- Find the most recent approved submission for this park with location data
+    SELECT 
+      psl.country,
+      psl.state_province,
+      psl.city,
+      psl.street_address,
+      psl.postal_code,
+      psl.latitude,
+      psl.longitude
+    INTO v_submission
+    FROM park_submissions ps
+    JOIN park_submission_locations psl ON ps.id = psl.park_submission_id
+    WHERE ps.park_id = v_park.id
+      AND ps.status = 'approved'
+      AND psl.country IS NOT NULL
+    ORDER BY ps.created_at DESC
+    LIMIT 1;
+
+    -- If we found location data, create a location record
+    IF FOUND THEN
+      INSERT INTO locations (
+        country,
+        state_province,
+        city,
+        street_address,
+        postal_code,
+        latitude,
+        longitude
+      ) VALUES (
+        v_submission.country,
+        v_submission.state_province,
+        v_submission.city,
+        v_submission.street_address,
+        v_submission.postal_code,
+        v_submission.latitude,
+        v_submission.longitude
+      )
+      RETURNING id INTO v_location_id;
+
+      -- Update the park with the new location
+      UPDATE parks
+      SET location_id = v_location_id
+      WHERE id = v_park.id;
+
+      v_parks_updated := v_parks_updated + 1;
+      v_locations_created := v_locations_created + 1;
+
+      RAISE NOTICE 'Backfilled location for park: % (id: %)', v_park.name, v_park.id;
+    END IF;
+  END LOOP;
+
+  RETURN jsonb_build_object(
+    'success', true,
+    'parks_updated', v_parks_updated,
+    'locations_created', v_locations_created
+  );
+END;
+$$;
\ No newline at end of file