Jersey County, Illinois
Jersey County is located in southwestern Illinois near the confluence of the Illinois and Mississippi rivers. The county seat is Jerseyville.
County Information
- County seat
- Jerseyville
Courts serving Jersey County
- Judicial circuit
- 7th Circuit
- County seat
- Jerseyville
- Courthouse
- Jersey County Courthouse
- Courthouse address
- 201 West Pearl Street, Jerseyville, IL 62052
- Court telephone
- (618) 498-5571
- Chief judge
- Suzann Maxheimer
Divisions and services listed for this court: Circuit Clerk, Court Forms, Disability Information (ADA), Online Records, Copier, Court Disability Coordinator, Digital Recording, E-filing Kiosk, Free Parking, Internet, Law Library, Lockers, Printer, Public Transportation, Self-Help Center, Waiting Room.
Work and industry in Jersey County
412 business establishments, led by retail trade (58), accommodation and food services (54), other services (50), construction (49), health care and social assistance (41). 2022 County Business Patterns.
Getting to and around Jersey County
U.S. Route 67 · Illinois Route 3 · Illinois Route 16 · Illinois Route 100 · Illinois Route 109 · Illinois Route 111 · Illinois Route 267
County Clerk & Recorder · Circuit Clerk · Emergency Management Agency · Health Department · Sheriff’s Department
About Jersey County
- Pere Marquette State Park
- Mississippi River State Fish and Wildlife Area
- Two Rivers National Wildlife Refuge
Community information compiled from api.census.gov, en.wikipedia.org, illinoiscourts.gov, jerseycounty-il.gov and reviewed 2026-09-10.
Legal Services in Jersey County
Black, Ballard, McDonald, P.C. represents Jersey County clients in the following practice areas:
Jersey County sits in Illinois's 7th Circuit, and county matters are filed at the Jersey County Courthouse.
Contact the Firm
The office is located in Mt. Vernon, Illinois. Contact an attorney to discuss your Jersey County matter.