what county is mansfield texas
Homefacts City Report. Mansfield is located in Tarrant County, TX. The population is 57,690, making Mansfield the 5th largest city in Tarrant County. There are 23 public schools in Mansfield with an average Homefacts rating of A-. The total crime rate for Mansfield is very low, and there are 35 registered sex offenders residing in the city.