Thornton is located in Adams County, CO. The population is 124,131, making Thornton the largest city in Adams County and the 6th largest city in the state of Colorado.
There are 34 public schools in Thornton with an average Homefacts rating of C+. The total crime rate for Thornton is moderate , and there are 203 registered sex offenders residing in the city. Unemployment in Thornton is moderate and the median home sales price is $0. Detailed and up-to-date Thornton property reports are available for any property address.
Cities near Thornton include Northglenn, Henderson and Federal Heights.