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County ZIP codes · Colorado · FIPS 08051

Gunnison County, CO ZIP Codes

Gunnison County, Colorado has 13 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 12 residential and 1 for PO boxes or a single organization. 10 of the residential ones lie mainly in Gunnison County and 2 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $77,942 in 81230 (Gunnison) to $109,661 in 81623 (Carbondale) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Gunnison County?

81210 · Almont: –81220 · Cimarron: $250k+81224 · Crested Butte: $90k81225 · Crested Butte: $85k81230 · Gunnison: $78k81237 · Ohio City: $134k81239 · Parlin: –81241 · Pitkin: –81243 · Powderhorn: $74k81248 · Sargents: –81434 · Somerset: $143k81623 · Carbondale: $110k8123081434816238121081248812248122081243812378123981210 · Almont: –81220 · Cimarron: $250k+81224 · Crested Butte: $90k81225 · Crested Butte: $85k81230 · Gunnison: $78k81237 · Ohio City: $134k81239 · Parlin: –81241 · Pitkin: –81243 · Powderhorn: $74k81248 · Sargents: –81434 · Somerset: $143k81623 · Carbondale: $110k8123081434816238121081248812248122081243812378123981210 · Almont: –81220 · Cimarron: $250k+81224 · Crested Butte: $90k81225 · Crested Butte: $85k81230 · Gunnison: $78k81237 · Ohio City: $134k81239 · Parlin: –81241 · Pitkin: –81243 · Powderhorn: $74k81248 · Sargents: –81434 · Somerset: $143k81623 · Carbondale: $110k8123081434816238121081248812248122081239
The residential ZIP codes of Gunnison County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

They carry 11 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 12 residential ZIP codes in Gunnison County

10 ZIP codes lie mainly in Gunnison County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Gunnison County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
81230 Gunnison 10,971 6 $78k $533k 61%
81224 Crested Butte 3,101 12 $90k $924k 100%
81225 Crested Butte 823 29 $85k $555k 100%
81210 Almont 664 1 – $880k 100%
81220 Cimarron 251 1 $250k+ $733k 75%
81241 Pitkin 238 6 – $443k 100%
81243 Powderhorn 174 1 $74k $464k 100%
81237 Ohio City 169 3 $134k $583k 100%
81434 Somerset 127 0 $143k $233k 92%
81239 Parlin 9 0 – – 100%

Partly in Gunnison County

Residential ZIP codes mainly in another county that reach at least 1% into Gunnison County, by their share here
In this county
81248 Sargents 264 1 – – 34%
81623 Carbondale 15,067 35 $110k $913k 24%

Download the 13 ZIP codes as CSV

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 Gunnison County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Gunnison County and in the neighboring counties
ZIPIn GunnisonElsewhere
8162324%Pitkin County54%; Garfield County16%; Eagle County6%
8123061%Saguache County39%
8124834%Saguache County66%
8122075%Montrose County26%
8143492%Delta County8%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

PO Box and single-organization ZIP codes

ZIP codes in Gunnison County without a residential area (GeoNames postal codes)
ZIPPostal name
81231Gunnison

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Gunnison County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Gunnison County's ZIP codes use 3 prefixes: 812, 814 and 816.

Three-digit prefixes of Gunnison County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Gunnison County's
PrefixSectional centerHereAll codes
812Colorado Springs, CO (SCF 808)1132
814Grand Junction, CO (SCF 814)126
816Grand Junction, CO (SCF 814)138

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.