St. Clair is located in St. Clair County, MI. The population is 5,508, making St. Clair the 3rd largest city in St. Clair County.
There are 4 public schools in St. Clair with an average Homefacts rating of A-. The total crime rate for St. Clair is low , and there are 8 registered sex offenders residing in the city. Unemployment in St. Clair is moderate and the median home sales price is $0. Detailed and up-to-date St. Clair property reports are available for any property address.
Cities near St. Clair include St. Clair Township, East China Township and China Township.