County ZIP codes · Colorado · FIPS 08045
Garfield County, CO ZIP Codes
Garfield County, Colorado has 10 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 8 residential and 2 for PO boxes or a single organization. 6 of the residential ones lie mainly in Garfield County and 2 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $64,875 in 81630 (De Beque) to $109,661 in 81623 (Carbondale) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Garfield 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 $73,278 and $109,129.
They carry 8 postal town names: Glenwood Springs, Carbondale, Rifle, Gypsum, Parachute, New Castle, Silt, De Beque.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 8 residential ZIP codes in Garfield County
6 ZIP codes lie mainly in Garfield County; 2 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 81601 | Glenwood Springs | 16,844 | 46 | $109k | $799k | 100% |
| 81637 | Gypsum | 10,744 | 14 | $109k | $616k | 54% |
| 81635 | Parachute | 7,486 | 23 | $73k | $311k | 97% |
| 81647 | New Castle | 6,882 | 24 | $78k | $456k | 100% |
| 81652 | Silt | 6,271 | 60 | $101k | $530k | 100% |
| 81630 | De Beque | 1,058 | 1 | $65k | $269k | 77% |
Partly in Garfield 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 Garfield County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Garfield | Elsewhere |
|---|---|---|
| 81623 | 16% | Pitkin County 54%; Gunnison County 24%; Eagle County 6% |
| 81650 | 40% | Rio Blanco County 60% |
| 81637 | 54% | Eagle County 46% |
| 81635 | 97% | Mesa County 3% |
| 81630 | 77% | Mesa County 23% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 81602 | Glenwood Springs |
| 81636 | Battlement Mesa |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Garfield County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Garfield County starts with 816.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 816 | Grand Junction, CO (SCF 814) | 10 | 38 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.