ZIP Code 80309: Boulder, CO
County: Boulder
Coordinates: 40.01500, -105.27050
ZIP Type: Standard
Time Zone: Mountain Time (MT)
Explore detailed information for ZIP code 80309 in Boulder, CO. We include verified county details for Boulder plus key geographic references used for mapping and logistics.
| Primary City | Boulder |
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| ZIP Code | 80309 |
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| County | Boulder |
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| State | CO |
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| Latitude / Longitude | 40.01500, -105.27050 |
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| ZIP Type | Standard |
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| Time Zone | Mountain Time (MT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 80309 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 80309 is approximately 40.01500 (latitude) and -105.27050 (longitude). This location sits within Boulder, contributing to regional planning across CO.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 80309 for mail delivery and general location reference in
Boulder,
CO.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Boulder.
Related ZIP Codes (Nearby)
Explore other postal codes near Boulder within CO.
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Frequently Asked Questions
What is the primary city for ZIP code 80309?
The primary city for this ZIP code is Boulder, located in CO.
In which county is 80309 located?
ZIP code 80309 is situated within Boulder, CO.
What are the coordinates for 80309?
The approximate center point is 40.01500 (Latitude) and -105.27050 (Longitude).
Is ZIP code 80309 active?
This page lists ZIP 80309 as Listed based on the latest refresh date shown above.
Does ZIP 80309 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08