Marcy Houses. Marcy Houses, or Marcy Projects, is a public housing complex built and operated by the New York City Housing Authority and located in the Bedford-Stuyvesant neighborhood of Brooklyn in New York City, at 40°41′49″N 73°57′04″W / 40.697°N 73.951°W / 40.697; -73.951Coordinates: 40°41′49″N 73°57′04″W / 40.697°N 73.951°W / 40.697; -73.951.