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St. Clair County is the ninth most populous county in Illinois. Located directly east of St. Louis, the county is part of the Metro East region of the Greater St. Louis metropolitan area in southern Illinois.
1 day ago · These are the people who service the homeowners and residents of St. Clair County and the County has multiple resources to help. Maps, assessment information, codes & regulations, and more can be found here.
Located in the heart of the Midwest, St. Clair County boasts a rich history and a diverse community. Our county is home to a variety of thriving industries, including healthcare, manufacturing, and transportation.
St. Clair County is the oldest county in the U.S. state of Illinois. According to the 2020 census, it had a population of 257,400, [1] making it the ninth-most populous county in Illinois. Its county seat is Belleville. [2] . The county was founded in 1790, before the establishment of Illinois as a state. References.
Jun 3, 2024 · Discover St. Clair County, IL’s population & how it has changed over time. USAFacts uses Census data to break down the population of St. Clair County by race, age,and more. View today.
St. Clair County is the oldest county in the state of Illinois. According to the 2010 census, it had a population of 270,056, making it the eighth most populous county in Illinois. St Clair County was created on April 27, 1790. The county seat is Belleville.
Located in the southwestern part of Illinois, St. Clair County is known for its rich history, scenic beauty, and diverse cultural offerings. Home to vibrant cities such as Belleville and East St. Louis, the county boasts a variety of attractions including the Cahokia Mounds State Historic Site, which preserves the remains of a pre-Columbian ...
