Jamestown, CO ZIP code
The ZIP code for Jamestown, Colorado is 80455. It is in Boulder County.
- Population in these ZIPs
- 501
- Avg. median income
- $169,300population-weighted
- Typical home value
- $534,900population-weighted
- Metro area
- Boulder, CO
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Jamestown, CO ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 80455 | 501 | $169,286 | $534,900 |
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 Jamestown
- Boulder 6 mi
- Lyons 9 mi
- Ward 9 mi
- Nederland 11 mi
- Eldorado Springs 13 mi
- Allenspark 14 mi
- Rollinsville 15 mi
- Longmont 16 mi
- Louisville 16 mi
- Lafayette 17 mi
- Black Hawk 18 mi
- Erie 20 mi
Frequently asked questions
What is the ZIP code for Jamestown, CO?
The ZIP code for Jamestown, CO is 80455.
What county is Jamestown, Colorado in?
Jamestown ZIP codes are in Boulder County.