Grundy County, Iowa
Grundy County is a county in Iowa. Its county FIPS code is 19075. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 19075
- Representative coordinates
- 42.403339, -92.790244
- County type
- County
- County seat or government
- Grundy Center
- Resident population, July 2025
- 12,361
- Land area
- 1,299.8 km²
- Water area
- 0.093 km²
- State
- Iowa
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Grundy 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
50601 · 50604 · 50609 · 50613 · 50621 · 50624 · 50627 · 50638 · 50642 · 50643 · 50657 · 50660 · 50665 · 50669 · 50672 · 50673 · 50680
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Grundy 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.
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