what county is dorchester ma in
Dorchester is located in Suffolk County, MA. The population is NR. There are 31 public schools in Dorchester with an average Homefacts rating of C-.The total crime rate for Dorchester is moderate, and there are 141 registered sex offenders residing in the city.orchester is located in Suffolk County, MA. The population is NR. There are 31 public schools in Dorchester with an average Homefacts rating of C-.