Killingworth, Connecticut

Killingworth, Connecticut
Town of Killingworth
Killingworth Library Association
Interactive map of Killingworth, Connecticut
Coordinates: 41°22′50″N 72°34′35″W / 41.38056°N 72.57639°W / 41.38056; -72.57639
Country United States
U.S. state Connecticut
CountyMiddlesex
RegionLower CT River Valley
Named1667
Government
 • TypeSelectman-town meeting
 • First SelectmanEric Couture (D)
 • SelectmanJoel D'Angelo (D)
 • SelectmanEric Nunes (R)
Area
 • Total
35.8 sq mi (92.7 km2)
 • Land35.3 sq mi (91.5 km2)
 • Water0.46 sq mi (1.2 km2)
Elevation
354 ft (108 m)
Population
 (2020)
 • Total
6,174
 • Density175/sq mi (67.5/km2)
Time zoneUTC-5 (Eastern)
 • Summer (DST)UTC-4 (Eastern In)
ZIP code
06419
Area codes860/959
FIPS code09-40710
GNIS feature ID0213448
Websitetownofkillingworth.com

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.