County · Idaho · United States
Custer County ZIP codes
5 ZIP codes · 5 cities · FIPS 16037
Key facts
- State
- Idaho (ID)
- FIPS code
- 16037
- Population
- 4,411
- Median household income
- $56,957
- Median age
- 59.5
- Land area
- 4,922.2 sq mi (12,748.4 km²)
- Population density
- 1 / sq mi
- Area codes
- 208, 986
Cities and ZIP codes in Custer County (5)
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.