County Maps US

Gunnison County, Colorado

A county in Colorado, ranked 29 of 64 by population.

CountyFIPS 08051

Within Colorado
Gunnison County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Gunnison, the county seat, located via the 2025 Census Gazetteer.

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Population
17,439
+489 (+2.9%) since 2020
Land area
3,239
square miles. A further 0.6% of the total area is water
Population density
5.4
people per square mile, computed rather than published
County seat
Gunnison
Seat of county government.
Established
1877
148 years ago
Largest city
Gunnison city
Population 6,836.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Gunnison County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Gunnison County, Colorado from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 783 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Gunnison County ranks

Position among the 64 counties of Colorado, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn ColoradoNationally
Population17,43929th of 641,959th of 3,144
Land area3,239 sq mi5th of 64157th of 3,144
Population density5.4 per sq mi44th of 642,752nd of 3,144
Median household income$84,52725th of 64436th of 3,143

Full data for Gunnison County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population17,439Vintage 2025 Population Estimates
Population in 202016,950Vintage 2025 Population Estimates
2020 estimates base?16,921Vintage 2025 Population Estimates
Land area3,239 sq mi2025 Gazetteer Files
Water area20.5 sq mi2025 Gazetteer Files
Total area3,260 sq mi2025 Gazetteer Files
Population density?5.4 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$84,527American Community Survey 2020-2024 5-Year Estimates
Median home value$621,800American Community Survey 2020-2024 5-Year Estimates
Median age37.5American Community Survey 2020-2024 5-Year Estimates
Households8,494American Community Survey 2020-2024 5-Year Estimates
Housing units12,506American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
+52
146 births, 94 deaths
Net migration
-24
More people moved out than moved in.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 8 areas bordering Gunnison County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Chaffee CountyColorado73 mi20,831
Pitkin CountyColorado68 mi16,625
Saguache CountyColorado60 mi6,732
Delta CountyColorado38 mi32,178
Montrose CountyColorado33 mi44,591
Hinsdale CountyColorado31 mi753
Ouray CountyColorado13 mi5,265
Mesa CountyColorado8.6 mi162,845

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 64 counties of Colorado

Open the interactive Colorado county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.