County Maps US

Roosevelt County, Montana

A county in Montana, ranked 21 of 56 by population.

CountyFIPS 30085

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

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Population
10,242
-566 (-5.2%) since 2020
Land area
2,355
square miles. A further 0.6% of the total area is water
Population density
4.4
people per square mile, computed rather than published
County seat
Wolf Point
Seat of county government.
Established
1919
106 years ago
Largest city
Wolf Point city
Population 2,531.

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 Roosevelt 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 Roosevelt County, Montana 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 424 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 Roosevelt County ranks

Position among the 56 counties of Montana, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn MontanaNationally
Population10,24221st of 562,390th of 3,144
Land area2,355 sq mi29th of 56237th of 3,144
Population density4.4 per sq mi21st of 562,797th of 3,144
Median household income$57,06346th of 562,324th of 3,143

Full data for Roosevelt County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population10,242Vintage 2025 Population Estimates
Population in 202010,808Vintage 2025 Population Estimates
2020 estimates base?10,804Vintage 2025 Population Estimates
Land area2,355 sq mi2025 Gazetteer Files
Water area14.9 sq mi2025 Gazetteer Files
Total area2,370 sq mi2025 Gazetteer Files
Population density?4.4 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$57,063American Community Survey 2020-2024 5-Year Estimates
Median home value$118,800American Community Survey 2020-2024 5-Year Estimates
Median age30.9American Community Survey 2020-2024 5-Year Estimates
Households3,091American Community Survey 2020-2024 5-Year Estimates
Housing units4,066American 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
+27
161 births, 134 deaths
Net migration
+4
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 7 areas bordering Roosevelt 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
Richland CountyMontana92 mi11,377
Sheridan CountyMontana55 mi3,436
McCone CountyMontana43 mi1,720
Valley CountyMontana40 mi7,385
Daniels CountyMontana38 mi1,612
Williams CountyNorth Dakota27 mi41,767
McKenzie CountyNorth Dakotaa single point15,192

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

All 56 counties of Montana

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

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