ZIP Codes of Gunnison County, CO

Population & People
Population & People
Total Population
16,276
Household Income
Household Income
Median Income
$100,659
Housing
Housing
Total Housing Units
11,522
Business & Economy
Business & Economy
Total Businesses
1,159
Employment
Employment
Employment Rate
69.45%
Education
Education
Bachelor's Degree+
64.74%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 10 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:10 ZIP Codes (7 Standard, 2 PO Box, 1 Unique) [See All]
Area Code:970
Timezone:Mountain (GMT -07:00)
Local Time:2:11:33 PM
Population:16,276 [See All]
FIPS:08051
Land Area:3,352 sq mi
Water Area:20 sq mi
Coordinates:38.6679, -106.8612
Quick Link:
https://www.zip-codes.com/county/co-gunnison.asp
Need Gunnison data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Among America's 25 most-educated counties
#10 nationwide — 64.7% bachelor's+.
Striking education divide
Bachelor's share spans 43.4% to 76.6% — a 33-point gap.

Standout ZIPs in this County


Most Populous
Gunnison · 10,971 people
67.4% of county total
Highest Income
Somerset · $143,074 median
1.4× county average
Largest Land Area
Gunnison · 1,460.1 sq mi
Spans the most ground
Fastest Growth
Gunnison · 18.8% (10-yr)
9,235 → 10,971 residents
Most Educated
Crested Butte · 71.1% bachelor's+
1,853 of 2,608 adults 25+

Things worth knowing about Gunnison County


16,276 residents live across 10 ZIPs covering 3,352 sq mi, served by 8 distinct USPS-recognized cities.

Population moved from 14,494 to 16,276 from 2014 to 2024 — a +12.3% change. 6 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 81434 (Somerset, $143,074 median) and poorest ZIP 81243 (Powderhorn, $73,636) are 57.2 miles apart — a 1.9× income gap across local geography.

Median home values vary 4.0× across this county — from $233,100 in 81434 (Somerset) to $923,600 in 81224 (Crested Butte).

Density varies 557× across the county — from 0 people/sq mi in 81434 (Somerset) to 224 in 81225 (Crested Butte).

Educational attainment ranges from 43.4% bachelor's+ in 81210 (Almont) to 88.1% in 81225 (Crested Butte) — the breadth of educational profiles across the area.

Within Colorado, this is the #29 most populous of 65 counties and ranks #12 for median household income with the #24 fastest decade growth .

Hosts 1 single-entity Unique ZIP: 81231Western State College .

Weighted by population, the typical household earns about $81,861 across the county — reflecting what a typical resident sees, not a simple ZIP average.

64.7% of adults age 25+ hold a bachelor's degree or higher (7,060 of 10,905 reporting). The most-educated ZIPs cluster around Crested Butte.

7 Standard delivery, 2 PO Box only, 1 single-entity Unique ZIPs serve this county.

Stories about Gunnison County


Higher-education hub

2 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.

Crested Butte
71.1%
3,101 residents
Gunnison
61.7%
10,971 residents

Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
3,352
square miles
Avg density
4.9
people per sq mi
Population
16,276
across 10 ZIPs
Gunnison
1,460.1 sq mi
10,971 residents
Almont
544.9 sq mi
664 residents
Crested Butte
464.0 sq mi
3,101 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Gunnison

All ZIP Codes in Gunnison County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
81230GunnisonStandard10,971$77,9421,460.118.8%
81224Crested ButteStandard3,101$89,907464.0-15.7%
81225Crested ButtePO Box823$85,3573.7-4.0%
81210AlmontStandard664544.9197.8%
81241PitkinPO Box23835.9266.2%
81243PowderhornStandard174$73,636382.922.5%
81237Ohio CityStandard169$134,03854.011.2%
81434SomersetStandard127$143,074315.4-11.2%
81239ParlinStandard991.3
81231GunnisonUnique0.3

Adjacent & Nearby Counties