Henry County, Illinois
Henry County is a county in Illinois. Its county FIPS code is 17073. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 17073
- Representative coordinates
- 41.350021, -90.130838
- County type
- County
- County seat or government
- Cambridge
- Resident population, July 2025
- 48,095
- Land area
- 2,132.043 km²
- Water area
- 6.481 km²
- State
- Illinois
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Henry 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
61233 · 61234 · 61235 · 61238 · 61240 · 61241 · 61250 · 61254 · 61258 · 61262 · 61273 · 61274 · 61277 · 61283 · 61344 · 61361 · 61413 · 61414 · 61419 · 61434 · 61443 · 61465 · 61468 · 61490
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. 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.
- Alpha village, IL
- Andover village, IL
- Annawan town, IL
- Atkinson town, IL
- Bishop Hill village, IL
- Cambridge village, IL
- Cleveland village, IL
- Coal Valley village, IL
- Colona city, IL
- Galva city, IL
- Geneseo city, IL
- Hooppole village, IL
- Kewanee city, IL
- Lynn Center CDP, IL
- Nekoma CDP, IL
- Ophiem CDP, IL
- Orion village, IL
- Osco CDP, IL
- Woodhull village, 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.