Collinsville is located in Hartford County, CT. The population is 3,753.
There are 5 public schools in Collinsville with an average Homefacts rating of NA. The total crime rate for Collinsville is very low , and there are 6 registered sex offenders residing in the city. Unemployment in Collinsville is moderate and the median home sales price is $0. Detailed and up-to-date Collinsville property reports are available for any property address.