County Maps US

Glacier County, Montana

A county in Montana, ranked 14 of 56 by population.

CountyFIPS 30035

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

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Population
13,463
-273 (-2.0%) since 2020
Land area
2,995
square miles. A further 1.3% of the total area is water
Population density
4.5
people per square mile, computed rather than published
County seat
Cut Bank
Seat of county government.
Established
1919
106 years ago
Largest city
Cut Bank city
Population 2,976.

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 Glacier 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 Glacier 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 481 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 Glacier 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
Population13,46314th of 562,193rd of 3,144
Land area2,995 sq mi17th of 56172nd of 3,144
Population density4.5 per sq mi20th of 562,790th of 3,144
Median household income$46,87556th of 562,899th of 3,143

Full data for Glacier County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population13,463Vintage 2025 Population Estimates
Population in 202013,736Vintage 2025 Population Estimates
2020 estimates base?13,773Vintage 2025 Population Estimates
Land area2,995 sq mi2025 Gazetteer Files
Water area40.8 sq mi2025 Gazetteer Files
Total area3,036 sq mi2025 Gazetteer Files
Population density?4.5 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$46,875American Community Survey 2020-2024 5-Year Estimates
Median home value$165,100American Community Survey 2020-2024 5-Year Estimates
Median age33.4American Community Survey 2020-2024 5-Year Estimates
Households4,291American Community Survey 2020-2024 5-Year Estimates
Housing units5,350American 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
-2
180 births, 182 deaths
Net migration
-50
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 3 areas bordering Glacier 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
Flathead CountyMontana97 mi115,429
Pondera CountyMontana66 mi6,072
Toole CountyMontana36 mi5,211

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.