Satellite map of St. Clair County, Illinois
Map of St. Clair County, Illinois
St. Clair County is the oldest county in the U.S. state of Illinois. According to the 2010 census, it had a population of 270,056, making it the eighth most populous county in Illinois and the most populous in the southern portion of the state. Its county seat is Belleville.
Latitude: 38° 28' 12.00" N
Longitude: -89° 55' 48.00" W
Nearest city to this article: Freeburg, Illinois
Read about St. Clair County, Illinois in the Wikipedia Satellite map of St. Clair County, Illinois in Google Maps