Jefferson, CO ZIP code
The ZIP code for Jefferson, Colorado is 80456. It is in Park County.
- Population in these ZIPs
- 507
- Avg. median income
- —population-weighted
- Typical home value
- $444,200population-weighted
- Metro area
- Denver-Aurora-Centennial, CO
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Jefferson, CO ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 80456 | 507 | — | $444,200 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Jefferson
- Shawnee 8 mi
- Como 10 mi
- Bailey 14 mi
- Pine 20 mi
- Breckenridge 20 mi
- Lake George 21 mi
- Georgetown 22 mi
- Dillon 22 mi
- Alma 23 mi
- Fairplay 23 mi
- Conifer 24 mi
- Buffalo Creek 26 mi
Frequently asked questions
What is the ZIP code for Jefferson, CO?
The ZIP code for Jefferson, CO is 80456.
What county is Jefferson, Colorado in?
Jefferson ZIP codes are in Park County.