One Family House for Sale in Gravesend, Brooklyn NY 11223 This is a large detached 1 Family House, comprised of 4 floors, that can be converted to a 2 Family House. Full finished basement with full bath and separate entrance. Detached garage for 2 cars, and private parking for 4 cars. New boiler, water heater, roof. Beautiful and quiet block. Close to shopping area and transportation. Excellent location of Gravesend Brooklyn NY 11223.