County · Iowa · United States
Poweshiek County ZIP codes
8 ZIP codes · 8 cities · FIPS 19157
Key facts
- State
- Iowa (IA)
- FIPS code
- 19157
- Population
- 18,582
- Median household income
- $64,837
- Median age
- 40.8
- Land area
- 584.9 sq mi (1,515 km²)
- Population density
- 32 / sq mi
- Area codes
- 319, 641
Cities and ZIP codes in Poweshiek County (8)
| City | ZIP codes |
|---|---|
| Brooklyn | 52211 |
| Deep River | 52222 |
| Grinnell | 50112 |
| Guernsey | 52221 |
| Hartwick | 52232 |
| Malcom | 50157 |
| Montezuma | 50171 |
| Searsboro | 50242 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.