St. Clair County, Illinois

St. Clair County is the largest county in the Illinois portion of the St. Louis metropolitan area. The county seat is Belleville, a major suburb of St. Louis.

County Information

County seat
Belleville

Legal Services in St. Clair County

Black, Ballard, McDonald, P.C. represents St. Clair County clients in the following practice areas:

Contact the Firm

The office is located in Mt. Vernon, Illinois. Contact an attorney to discuss your St. Clair County matter.