County ZIP codes · Colorado · FIPS 08037
Eagle County, CO ZIP Codes
Eagle County, Colorado has 14 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 13 residential and 1 for PO boxes or a single organization. 10 of the residential ones lie mainly in Eagle County and 3 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $83,712 in 81632 (Edwards) to $113,662 in 81631 (Eagle) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Eagle County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $100,573 and $109,209.
They carry 13 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 13 residential ZIP codes in Eagle County
10 ZIP codes lie mainly in Eagle County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 81632 | Edwards | 10,965 | 95 | $84k | $904k | 100% |
| 81620 | Avon | 10,870 | 201 | $103k | $862k | 100% |
| 81631 | Eagle | 8,958 | 41 | $114k | $736k | 100% |
| 81621 | Basalt | 6,550 | 25 | $105k | $1.14M | 65% |
| 81657 | Vail | 4,835 | 42 | $101k | $1.5M | 100% |
| 81645 | Minturn | 1,028 | 10 | $102k | $1.09M | 100% |
| 81649 | Red Cliff | 345 | 2 | – | $852k | 100% |
| 81655 | Wolcott | 227 | 4 | $126k | $2M+ | 100% |
| 80426 | Burns | 102 | 1 | $96k | $465k | 100% |
| 80423 | Bond | 83 | 0 | – | $536k | 85% |
Partly in Eagle County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
5 ZIP codes of Eagle County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Eagle | Elsewhere |
|---|---|---|
| 81623 | 6% | Pitkin County54%; Gunnison County24%; Garfield County16% |
| 81637 | 46% | Garfield County54% |
| 81621 | 65% | Pitkin County35% |
| 80463 | 24% | Routt County76% |
| 80423 | 85% | Grand County15% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 81658 | Vail |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Eagle County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Eagle County's ZIP codes use 2 prefixes: 804 and 816.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.