80309 ZIP Code — Boulder, CO
Boulder County, Colorado
ZIP code 80309 is located in Boulder, Colorado, within Boulder County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 303.
0
population
0.00
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
80309 ZIP code map
Cities in ZIP code 80309
Below are the cities the US Postal Service accepts for ZIP code 80309. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Boulder | Acceptable |
| Boulder | Preferred |
Nearby ZIP codes
80310 Boulder (0.7 mi)
80314 Boulder (0.7 mi)
80305 Boulder (2.2 mi)
80304 Boulder (3 mi)
80303 Boulder (4.2 mi)
80301 Boulder (4.3 mi)
80302 Boulder (6.6 mi)
80027 Louisville (6.7 mi)
80026 Lafayette (8.6 mi)
80455 Jamestown (10 mi)
80021 Broomfield (10 mi)
80021 Broomfield (10 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 08 |
| County FIPS | 013 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 40.0059 |
| Longitude | -105.2673 |
| Timezone | Mountain (MT) |
| Area code | 303 |