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Demographics Table

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Demographic Data Report for Montana by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value

County
 sort alphabetically by name ascending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
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People (Age 18-39)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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United States N/A 29.5 98,058,393 N/A
Montana N/A 28.4 314,314 38 of 52
Gallatin County Urban 39.6 48,403 62
Missoula County Urban 36.2 43,296 117
Toole County Rural 30.1 1,515 470
Powell County Rural 29.9 2,103 500
Roosevelt County Rural 29.8 3,173 512
Beaverhead County Rural 29.7 2,848 535
Cascade County Urban 29.5 24,986 562
Silver Bow County Rural 29.1 10,353 644
Glacier County Rural 28.9 3,967 682
Hill County Rural 28.5 4,637 755
Yellowstone County Urban 28.4 47,505 775
Fallon County Rural 28.2 793 813
Richland County Rural 27.5 3,117 978
Lewis and Clark County Urban 26.9 19,555 1,143
Big Horn County Rural 26.7 3,460 1,210
Blaine County Rural 26.7 1,865 1,210
Dawson County Rural 26.5 2,355 1,285
Treasure County Rural 26.0 198 1,479
Custer County Rural 25.9 3,091 1,514
Deer Lodge County Rural 25.6 2,432 1,623
Sweet Grass County Rural 25.5 947 1,655
Flathead County Rural 25.2 27,329 1,764
Pondera County Rural 25.1 1,509 1,791
Rosebud County Rural 25.0 2,056 1,828
Chouteau County Rural 24.8 1,460 1,916
Liberty County Rural 24.3 479 2,094
Fergus County Rural 24.2 2,805 2,118
Golden Valley County Rural 23.9 201 2,208
Valley County Rural 23.7 1,790 2,266
Lake County Rural 23.1 7,396 2,437
Park County Rural 23.1 4,042 2,437
Sheridan County Rural 22.3 821 2,639
Teton County Rural 22.2 1,395 2,663
Wheatland County Rural 21.9 449 2,718
Jefferson County Urban 21.5 2,688 2,780
Ravalli County Rural 21.5 9,857 2,780
Garfield County Rural 21.3 200 2,815
Powder River County Rural 21.2 373 2,825
Broadwater County Urban 21.1 1,539 2,843
Madison County Rural 20.9 1,880 2,866
Stillwater County Urban 20.8 1,879 2,882
Carbon County Urban 20.3 2,211 2,938
Mineral County Urban 20.3 974 2,938
Daniels County Rural 20.2 308 2,946
McCone County Rural 19.8 360 2,980
Prairie County Rural 19.4 243 3,011
Granite County Rural 19.0 649 3,035
Carter County Rural 18.4 251 3,066
Lincoln County Rural 18.2 3,755 3,074
Phillips County Rural 18.0 760 3,080
Wibaux County Rural 17.6 202 3,085
Musselshell County Rural 17.4 884 3,087
Sanders County Rural 17.3 2,236 3,090
Judith Basin County Rural 17.0 349 3,095
Meagher County Rural 16.7 330 3,103
Petroleum County Rural 13.7 55 3,133
Notes:
Created by statecancerprofiles.cancer.gov on 04/22/2025 4:02 pm.

Φ Rural-Urban Continuum Codes provided by the USDA.

Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 18-39, see the dictionary.

Data for United States does not include Puerto Rico.

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