County · Idaho · United States
Gem County ZIP codes
4 ZIP codes · 4 cities · FIPS 16045
Key facts
- State
- Idaho (ID)
- FIPS code
- 16045
- Population
- 19,854
- Median household income
- $66,245
- Median age
- 42.8
- Land area
- 559.8 sq mi (1,449.8 km²)
- Population density
- 35 / sq mi
- Area codes
- 208, 986
Cities and ZIP codes in Gem County (4)
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.