County · GEOID 06003
Alpine County, CA ZIP codes
3 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Alpine County (GEOID 06003). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 4,613 (3 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
Alpine County, CA ZIP code map

ZIP/ZCTA overlap with Alpine County
Population overlap
Share of each ZIP/ZCTA’s population located within Alpine County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Alpine County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 95223 | Arnold | Calaveras County | 2,934 | $98,934 |
| 95646 | Kirkwood | Alpine County | 406 | $145,341 |
| 96120 | Markleeville | Alpine County | 1,273 | $100,909 |
USPS associates these ZIPs with Alpine County
These codes list Alpine County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 96156 | South Lake Tahoe | Alpine County | 3,777 | — |