Back كيلينغلاي (كونيتيكت) Arabic كيلينجلاى ARZ Киллингли (Коннектикут) CE Killingly, Connecticut Welsh Killingly German Killingly (Connecticut) Spanish Killingly (Connecticut) Basque Killingly French Killingly, Connecticut HT Killingly Italian
Killingly, Connecticut | |
|---|---|
| Town of Killingly | |
 Killingly Town Hall | |
 Seal | |
  | |
   | |
| Coordinates: 41°49′53″N 71°51′01″W / 41.83139°N 71.85028°W | |
| Country |  United States |
| U.S. state |  Connecticut |
| County | Windham |
| Region | Northeastern CT |
| Incorporated | 1708 |
| Government | |
| • Type | Council-manager |
| • Town manager | Mary Calorio |
| • Council chairman | Jason W. Anderson |
| Area | |
| • Total | 50.0 sq mi (129.5 km2) |
| • Land | 48.5 sq mi (125.7 km2) |
| • Water | 1.5 sq mi (3.8 km2) |
| Elevation | 449 ft (137 m) |
| Population (2020)[1] | |
| • Total | 17,752 |
| • Density | 366/sq mi (141.2/km2) |
| Time zone | UTC-5 (Eastern) |
| • Summer (DST) | UTC-4 (Eastern) |
| ZIP code | 06239, 06241, 06243 |
| Area code(s) | 860/959 |
| FIPS code | 09-40500 |
| GNIS feature ID | 0213447 |
| Website | www |
| Census | Pop. | Note | %± |
|---|---|---|---|
| 1820 | 2,803 | — | |
| 1840 | 3,685 | — | |
| 1850 | 4,543 | 23.3% | |
| 1860 | 4,926 | 8.4% | |
| 1870 | 5,712 | 16.0% | |
| 1880 | 6,921 | 21.2% | |
| 1890 | 7,027 | 1.5% | |
| 1900 | 6,835 | −2.7% | |
| 1910 | 6,564 | −4.0% | |
| 1920 | 8,178 | 24.6% | |
| 1930 | 8,852 | 8.2% | |
| 1940 | 9,547 | 7.9% | |
| 1950 | 10,015 | 4.9% | |
| 1960 | 11,298 | 12.8% | |
| 1970 | 13,573 | 20.1% | |
| 1980 | 14,519 | 7.0% | |
| 1990 | 15,889 | 9.4% | |
| 2000 | 16,472 | 3.7% | |
| 2010 | 17,370 | 5.5% | |
| 2020 | 17,752 | 2.2% | |
| US Decennial Census[2] | |||
Killingly is a town in Windham County, Connecticut, United States. Killingly is the largest town by population in the Northeastern Connecticut Planning Region. The population was 17,752 at the 2020 census.[3] It consists of the borough of Danielson and the villages of Attawaugan, Ballouville, Dayville, East Killingly, Rogers, and South Killingly.
- ^ "US Census Bureau Population Estimates". Retrieved April 15, 2020.
- ^ "Census of Population and Housing". Census.gov. Retrieved June 4, 2015.
- ^ "Census - Geography Profile: Killingly town, Windham County, Connecticut". Retrieved December 17, 2021.