Clinton County, Iowa
Clinton County is a county in Iowa. Its county FIPS code is 19045. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 19045
- Representative coordinates
- 41.898073, -90.534243
- County type
- County
- County seat or government
- Clinton
- Resident population, July 2025
- 46,002
- Land area
- 1,799.935 km²
- Water area
- 39.411 km²
- State
- Iowa
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Clinton 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
52037 · 52060 · 52064 · 52069 · 52070 · 52207 · 52254 · 52323 · 52701 · 52727 · 52729 · 52730 · 52731 · 52732 · 52742 · 52750 · 52751 · 52757 · 52771 · 52774 · 52777
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Clinton 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.
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.