Ellwood City is in Lawrence County. There are three cemeteries , Locust Grove 758-4472, St. Agatha Church 2900 Brighton Rd. Ellwood City 758-2245,Slippery Rock Presbyterian Church Cemetery Raymond Dicks - Caretaker R.D. 3, Ellwood City, Pa. 16117 752-9992. Locust Grove is on New Brighton Rd., Ellwood City, Pa. 16117