County · GEOID 08023
Costilla County, CO ZIP codes
7 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Costilla County (GEOID 08023). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 6,530 (7 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
ZIP/ZCTA overlap with Costilla County
Population overlap
Share of each ZIP/ZCTA’s population located within Costilla County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 810550.0%
- 81123100.0%
Directory county
- 81126100.0%
Directory county
- 81133100.0%
Directory county
- 81138100.0%
Directory county
- 8115111.0%
- 81152100.0%
Directory county
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 Costilla County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 81055 | La Veta | Huerfano County | 1,582 | $53,036 |
| 81123 | Blanca | Costilla County | 726 | $37,173 |
| 81126 | Chama | Costilla County | 491 | $50,776 |
| 81133 | Fort Garland | Costilla County | 1,056 | $55,179 |
| 81138 | Jaroso | Costilla County | 27 | — |
| 81151 | Sanford | Conejos County | 1,445 | $39,542 |
| 81152 | San Luis | Costilla County | 1,203 | $30,709 |
USPS associates these ZIPs with Costilla County
These codes list Costilla County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 81134 | San Luis | Costilla County | 50 | — |
| 81153 | San Pablo | Costilla County | 122 | — |