Colchester is located in New London County, CT. The population is , making Colchester the 6th largest city in New London County.
There are 5 public schools in Colchester with an average Homefacts rating of B. The total crime rate for Colchester is very low , and there are 8 registered sex offenders residing in the city. Unemployment in Colchester is moderate and the median home sales price is $0. Detailed and up-to-date Colchester property reports are available for any property address.
Cities near Colchester include East Haddam, Salem and Moodus.