County · New Mexico · United States
Los Alamos County ZIP codes
2 ZIP codes · 2 cities · FIPS 35028
Key facts
- State
- New Mexico (NM)
- FIPS code
- 35028
- Population
- 19,374
- Median household income
- $143,188
- Median age
- 41.1
- Land area
- 109.1 sq mi (282.6 km²)
- Population density
- 178 / sq mi
- Area codes
- 505
Cities and ZIP codes in Los Alamos County (2)
| City | ZIP codes |
|---|---|
| Los Alamos | 87544 |
| White Rock | 87547 |
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.