Tazewell County, Illinois
Tazewell County is a county in Illinois. Its county FIPS code is 17179. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 17179
- Representative coordinates
- 40.508074, -89.516260
- County type
- County
- County seat or government
- Pekin
- Resident population, July 2025
- 130,049
- Land area
- 1,674.391 km²
- Water area
- 29.668 km²
- State
- Illinois
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Tazewell County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
61530 · 61534 · 61535 · 61546 · 61550 · 61554 · 61564 · 61568 · 61571 · 61610 · 61611 · 61721 · 61732 · 61733 · 61734 · 61742 · 61747 · 61755 · 61759 · 62635 · 62682
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Tazewell County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Armington village, IL
- Creve Coeur village, IL
- Deer Creek village, IL
- Delavan city, IL
- East Peoria city, IL
- Goodfield village, IL
- Green Valley village, IL
- Heritage Lake CDP, IL
- Hopedale village, IL
- Mackinaw village, IL
- Marquette Heights city, IL
- Minier village, IL
- Morton village, IL
- North Pekin village, IL
- Pekin city, IL
- Peoria Heights village, IL
- South Pekin village, IL
- Tremont village, IL
- Washington city, IL
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.