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St. Clair County
Encyclopedia
St. Clair County is the name of four counties in the United States:
- St. Clair County, AlabamaSt. Clair County, AlabamaSt. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...
- St. Clair County, IllinoisSt. Clair County, IllinoisSt. Clair County is a county located in the U.S. state of Illinois. In 1970, the U.S. Census Bureau placed the mean center of U.S. population in St. Clair County. According to the 2010 census, it has a population of 270,056, which is an increase of 5.5% from 256,082 in 2000. Its county seat is...
- St. Clair County, MichiganSt. Clair County, Michigan-Interstates:* I-69 enters the county from the west, coming from Lansing and Flint, terminating at the approach to the Blue Water Bridge in Port Huron....
- St. Clair County, Missouri