what county is killingly ct in
Killingly, Connecticut. (Redirected from Killingly, CT) Killingly is a town in Windham County, Connecticut, United States. The population was 17,370 at the 2010 census. It consists of the borough of Danielson and the villages of Attawaugan, Ballouville, Dayville, East Killingly, Rogers, and South Killingly.