Co-op City is a cooperative housing development located in the northeast section of the borough of the Bronx in New York City. It is bounded by Interstate 95 to the southwest, west, and north and the Hutchinson River Parkway to the east and southeast, and is partially in the Baychester and Eastchester neighborhoods. With 43,752 residents as of the 2010 United States Census, it is the largest housing cooperative in the world. It is in New York City Council District 12.