County · Nebraska · United States
Rock County ZIP codes
1 ZIP codes · 1 cities · FIPS 31149
Key facts
- State
- Nebraska (NE)
- FIPS code
- 31149
- Population
- 1,335
- Median household income
- $57,500
- Median age
- 45.2
- Land area
- 1,008.3 sq mi (2,611.5 km²)
- Population density
- 1 / sq mi
- Area codes
- 402
Cities and ZIP codes in Rock County (1)
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.