About Johnson County
Johnson County is a county in Illinois (IL) with a population of approximately 13,326 residents. The county seat is .
Johnson 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
- Johnson County
- State
- Illinois (IL)
- Population
- 13,326
- County Seat
Local Government
Johnson 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 Johnson County
- County clerk — Manages vital records, elections, and property records
- County courts — The judicial branch serving Johnson County residents
- Tax assessor — Handles property tax assessments and collections
Getting Involved
Residents of Johnson 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 Johnson County?
Johnson County has an approximate population of 13,326 residents.
What is the county seat of Johnson County?
The county seat of Johnson County is .
What state is Johnson County in?
Johnson County is located in Illinois (IL).