Killingworth is a city in Connecticut. So far we have accumulated 0 streets in Killingworth and on these streets we have added 0 real estate properties.
- Federal District
Killingworth is a town in Middlesex County, Connecticut, United States. The town's name can easily be confused with another Connecticut town, Killingly; or a Vermont ski area, Killington. The population was 6,018 at the 2000 census.