Grundy County, Iowa
9 ZIP codes · 501.86 sq mi of land · FIPS 19075
| Population | 12,384 |
|---|---|
| State | Iowa |
| FIPS code | 19075 |
| Time zone | Central |
| Land area | 501.86 sq mi |
| Center (lat, long) | 42.4033, -92.7902 |
Area codes in this area
These are the area codes that most often serve Grundy County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
BeamanConradDikeGrundy CenterHollandMorrisonReinbeckStoutWellsburg
ZIP codes in Grundy County
50609 Beaman50621 Conrad50624 Dike50638 Grundy Center50642 Holland50657 Morrison50669 Reinbeck50673 Stout50680 Wellsburg
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.