Zip Code 80301 — Boulder, CO
80301 is a ZIP Code associated with Boulder, CO, located within Boulder. 80301 ranks #7 out of 18 ZIP codes in Boulder County by population (and #98 out of 527 in CO). The area supports an estimated population of 25,007 residents across Data Pending housing units, with a population density of 337.0 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.047950, -105.198760)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 80301 |
| Primary City | Boulder |
| State / Province | CO |
| County | Boulder |
| Total Population | 25,007 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 337.0 people/sq mi |
| Timezone | America/Denver |
How 80301 Compares
| Metric | ZIP 80301 | Boulder County | CO State Average |
|---|
| Population | 25,007 | 285,786 (Total) | 5,862,421 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 337.0 /sq mi | -- | -- |
| County Pop Rank | #7 of 18 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →