About Peoria County
Peoria County is a county in Illinois (IL) with a population of approximately 177,513 residents. The county seat is .
Peoria County is one of the counties that make up Illinois, providing local government services including law enforcement, property records, courts, and public infrastructure to its residents.
County Details
- County
- Peoria County
- State
- Illinois (IL)
- Population
- 177,513
- County Seat
Local Government
Peoria County residents are served by county-level government that typically includes:
- County commission or board of supervisors — Elected officials responsible for county governance, budgets, and policy
- Sheriff's office — Provides law enforcement services throughout Peoria County
- County clerk — Manages vital records, elections, and property records
- County courts — The judicial branch serving Peoria County residents
- Tax assessor — Handles property tax assessments and collections
Getting Involved
Residents of Peoria County can participate in local government by attending county commission meetings, voting in local elections, and contacting their county and state representatives. Find your elected officials by browsing the Illinois representatives page.
Frequently Asked Questions
What is the population of Peoria County?
Peoria County has an approximate population of 177,513 residents.
What is the county seat of Peoria County?
The county seat of Peoria County is .
What state is Peoria County in?
Peoria County is located in Illinois (IL).