County · Oregon · United States
Gilliam County ZIP codes
2 ZIP codes · 2 cities · FIPS 41021
Key facts
- State
- Oregon (OR)
- FIPS code
- 41021
- Population
- 2,002
- Median household income
- $64,219
- Median age
- 50.3
- Land area
- 1,204.7 sq mi (3,120.2 km²)
- Population density
- 2 / sq mi
- Area codes
- 541
Cities and ZIP codes in Gilliam County (2)
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.