County Maps US

Ouray County, Colorado

A county in Colorado, ranked 52 of 64 by population.

CountyFIPS 08091

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

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Population
5,265
+386 (+7.9%) since 2020
Land area
540.7
square miles. A further 0.3% of the total area is water
Population density
9.7
people per square mile, computed rather than published
County seat
Ouray
Seat of county government.
Established
1877
148 years ago
Largest city
Ridgway town
Population 1,324.

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 Ouray 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 Ouray 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 800 by 730 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 Ouray 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
Population5,26552nd of 642,801st of 3,144
Land area540.7 sq mi58th of 641,933rd of 3,144
Population density9.7 per sq mi35th of 642,574th of 3,144
Median household income$91,02020th of 64282nd of 3,143

Full data for Ouray County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population5,265Vintage 2025 Population Estimates
Population in 20204,879Vintage 2025 Population Estimates
2020 estimates base?4,879Vintage 2025 Population Estimates
Land area540.7 sq mi2025 Gazetteer Files
Water area1.5 sq mi2025 Gazetteer Files
Total area542.2 sq mi2025 Gazetteer Files
Population density?9.7 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$91,020American Community Survey 2020-2024 5-Year Estimates
Median home value$739,800American Community Survey 2020-2024 5-Year Estimates
Median age55.4American Community Survey 2020-2024 5-Year Estimates
Households2,623American Community Survey 2020-2024 5-Year Estimates
Housing units3,531American 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
-9
29 births, 38 deaths
Net migration
+102
More people moved in than moved out.

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

The 5 areas bordering Ouray 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
Montrose CountyColorado54 mi44,591
San Miguel CountyColorado30 mi7,753
Hinsdale CountyColorado21 mi753
San Juan CountyColorado15 mi813
Gunnison CountyColorado13 mi17,439

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.