Dyker Heights is a predominantly residential neighborhood in the southwest corner of the borough of Brooklyn in New York City. It is on a hill between Bay Ridge, Bensonhurst, Borough Park, and Gravesend Bay. The neighborhood is bounded by 7th and 14th Avenues, 65th Street, and the Belt Parkway on the west, east, north, and south, respectively.

Bay Ridge is a neighborhood in the southwest corner of the New York City borough of Brooklyn. It is bounded by Sunset Park to the north, Dyker Heights to the east, the Narrows and the Belt Parkway to the west, and Fort Hamilton Army Base and the Verrazzano-Narrows Bridge to the south. The section of Bay Ridge south of 86th Street is sometimes considered part of a sub-neighborhood called Fort Hamilton.