Return to Home Demographics > Table

Demographics Table

Data Options

Demographic Data Report for Montana by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2015-2019 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Age Under 18)
 sort by sample size ascending
Rank within US
(of 3146 counties)
 sort by rank ascending
Montana 21.7 228,386 37 of 52
United States 22.6 73,429,392 N/A
Golden Valley County 14.4 105 3,109
Powell County 15.0 1,030 3,086
Madison County 15.3 1,273 3,068
Treasure County 15.9 106 3,045
Deer Lodge County 15.9 1,450 3,042
Powder River County 16.2 261 3,021
Beaverhead County 17.6 1,654 2,897
Park County 17.6 2,879 2,894
Carbon County 17.7 1,878 2,881
Sanders County 17.8 2,081 2,867
Lincoln County 18.2 3,558 2,818
Mineral County 18.4 784 2,777
Granite County 18.9 625 2,702
Sweet Grass County 18.9 694 2,692
Missoula County 19.0 22,265 2,681
Toole County 19.0 931 2,667
Meagher County 19.2 363 2,618
Ravalli County 19.3 8,225 2,585
Broadwater County 19.5 1,157 2,550
Musselshell County 19.8 946 2,449
Gallatin County 20.0 21,648 2,404
Petroleum County 20.1 91 2,393
Silver Bow County 20.2 7,017 2,361
Sheridan County 20.3 708 2,320
Judith Basin County 20.4 399 2,287
Garfield County 20.5 212 2,273
Fergus County 20.9 2,346 2,121
Jefferson County 21.1 2,512 2,068
Dawson County 21.2 1,912 2,012
Lewis and Clark County 21.6 14,615 1,869
Carter County 21.6 287 1,865
Custer County 22.0 2,575 1,695
Valley County 22.0 1,646 1,663
Flathead County 22.0 22,022 1,661
Stillwater County 22.2 2,106 1,568
Cascade County 22.5 18,345 1,462
Liberty County 22.7 533 1,381
Prairie County 22.8 285 1,341
Daniels County 22.8 394 1,339
Phillips County 23.4 952 1,066
McCone County 23.5 421 1,013
Yellowstone County 23.6 37,451 1,001
Chouteau County 23.7 1,356 964
Lake County 23.9 7,159 855
Teton County 24.1 1,468 763
Pondera County 24.5 1,471 637
Fallon County 24.9 727 548
Wheatland County 25.1 538 494
Richland County 25.3 2,833 455
Wibaux County 26.8 301 238
Hill County 27.7 4,546 163
Rosebud County 28.6 2,615 133
Blaine County 29.9 2,007 85
Glacier County 31.6 4,336 51
Roosevelt County 33.5 3,746 27
Big Horn County 33.9 4,541 20
Notes:
Created by statecancerprofiles.cancer.gov on 11/27/2021 9:55 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.

Return to Top