Warren County, Missouri

Warren County is located in east-central Missouri. The county seat is Warrenton. The firm serves Missouri clients from the Mt. Vernon, Illinois office.

County Information

County seat
Warrenton

Courts serving Warren County

Judicial circuit
9th
County seat
Warrenton
Courthouse
Warren County Circuit Court
Courthouse address
100 West Broadway, Monmouth, IL 61462
Court telephone
(309) 837-9278
Chief judge
Sandra Redington

Divisions and services listed for this court: Copier, Court Disability Coordinator, Digital Recording, E-filing Kiosk, Electronic Device Policy, Free Parking, Internet, Lactation Rooms, Language Access, Local Rules / Orders, Printer, Remote Proceedings, Waiting Room.

Work and industry in Warren County

  • Warren County R-III School District — Largest employer in Warren County
  • SAF Holland — Notable company in Warrenton

640 business establishments, led by construction (127), retail trade (79), other services (64), health care and social assistance (62), accommodation and food services (52). 2022 County Business Patterns.

Getting to and around Warren County

Interstate 70 · U.S. Route 40 · Route 47 · Route 94

About Warren County

  • Binkley Woods Park
  • Spectator Lake
  • Dyer Park
  • Khoury Park
  • Morgan Park
  • Belle Starr Theatre
  • Warrenton Fall Festival

Community information compiled from api.census.gov, en.wikipedia.org, illinoiscourts.gov, warrencountyil.gov and reviewed 2026-09-10.

Legal Services in Warren County

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

Warren County sits in Illinois's 9th, and county matters are filed at the Warren County Circuit Court.

Contact the Firm

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