Back كيلينغورث (كونيتيكت) Arabic كيلينجورث ARZ Киллингворт (Коннектикут) CE Killingworth, Connecticut Welsh Killingworth (Connecticut) German Killingworth (Connecticut) Spanish Killingworth (Connecticut) Basque Killingworth (Connecticut) French Killingworth, Connecticut HT Killingworth (Connecticut) Italian
Killingworth, Connecticut | |
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| Town of Killingworth | |
_Public_Library.jpg) Killingworth Library Association | |
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| Coordinates: 41°22′50″N 72°34′35″W / 41.38056°N 72.57639°W | |
| Country |  United States |
| U.S. state |  Connecticut |
| County | Middlesex |
| Region | Lower CT River Valley |
| Named | 1667 |
| Government | |
| • Type | Selectman-town meeting |
| • First Selectman | Eric Couture (D) |
| • Selectman | Joel D'Angelo (D) |
| • Selectman | Eric Nunes (R) |
| Area | |
| • Total | 35.8 sq mi (92.7 km2) |
| • Land | 35.3 sq mi (91.5 km2) |
| • Water | 0.5 sq mi (1.2 km2) |
| Elevation | 354 ft (108 m) |
| Population (2020) | |
| • Total | 6,174 |
| • Density | 175/sq mi (67.5/km2) |
| Time zone | UTC-5 (Eastern) |
| • Summer (DST) | UTC-4 (Eastern In) |
| ZIP code | 06419 |
| Area code(s) | 860/959 |
| FIPS code | 09-40710 |
| GNIS feature ID | 0213448[1] |
| Website | www |
Killingworth is a town in Middlesex County, Connecticut, United States. The town is part of the Lower Connecticut River Valley Planning Region. The population was 6,174 at the 2020 United States Census.[2]