County · GEOID 08117
Summit County, CO ZIP codes
4 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Summit County (GEOID 08117). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 31,624 (4 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 Summit County
Population overlap
Share of each ZIP/ZCTA’s population located within Summit County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 80424100.0%
Directory county
- 80435100.0%
Directory county
- 80443100.0%
Directory county
- 8049896.0%
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 Summit County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 80424 | Breckenridge | Summit County | 10,044 | $109,497 |
| 80435 | Dillon | Summit County | 8,447 | $86,023 |
| 80443 | Frisco | Summit County | 3,941 | $112,179 |
| 80498 | Silverthorne | Summit County | 9,192 | $105,227 |
USPS associates these ZIPs with Summit County
These codes list Summit County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 80497 | Silverthorne | Summit County | 261 | — |