Prospect is a town in the Naugatuck Valley Planning Region, Connecticut, United States. It is a suburb of the nearby city of Waterbury to its north, and is on the north-eastern fringes of the New York metropolitan area. The population was estimated to be 9,401 in 2020. Prospect is part of the Waterbury NECTA and of the historical New Haven County. Prospect is also a member of the regional health district Chesprocott, along with Cheshire and Wolcott.