Colchester is a town located in New London County, in the state of Connecticut (CT), United States. Nestled in the New England division of the North-east region, it covers an area of 49.1 square miles (127.0 km²) and sits at an elevation of 475 ft. With a population of approximately 14,551 residents, Colchester offers a vibrant community life.
The town's population is composed of about 48.57% males and 51.43% females, and it has a population density of 296.35 people per square mile (114.42/km²). Colchester lies at a latitude of 41.56 and a longitude of -72.34, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (14.5%), German (12.7%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 06415.