Montana Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2017 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2017, the Non-Hispanic American Indian & Alaska Native Alone citizen population for Montana was 22,560 and represented 2.21% of the total Montana citizen population.

Among all Montana counties, Glacier had the highest Non-Hispanic American Indian & Alaska Native Alone citizen population (8.74K), followed by Big Horn (8.64K), and Lake (6.97K).

In terms of percentages, Big Horn had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (65.37%), followed by Glacier (64.78%), and Roosevelt (55.15%).

The chart and table below shows the Non-Hispanic American Indian & Alaska Native Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic American Indian & Alaska Native Alone.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Montana Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2017
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County Citizen Population % of County Citizen Population
Glacier 8745 64.78
Big Horn 8635 65.37
Lake 6970 23.87
Yellowstone 6255 4.04
Roosevelt 6135 55.15
Hill 3740 22.89
Cascade 3475 4.28
Rosebud 3385 36.73
Blaine 3260 49.25
Missoula 2885 2.56
Flathead 1245 1.30
Lewis and Clark 1220 1.85
Chouteau 1105 19.17
Gallatin 865 0.88
Pondera 865 14.38
Silver Bow 705 2.07
Valley 675 9.00
Phillips 455 11.00
Richland 410 3.65
Sanders 410 3.62
Powell 285 4.16
Toole 255 5.12
Ravalli 250 0.61
Dawson 200 2.17
Lincoln 195 1.02
Beaverhead 190 2.08
Jefferson 170 1.47
Custer 160 1.35
Deer Lodge 125 1.37
McCone 120 7.00
Fergus 115 1.03
Stillwater 100 1.08
Park 95 0.60
Broadwater 85 1.48
Carbon 85 0.82
Teton 70 1.16
Sheridan 50 1.42
Madison 40 0.52
Musselshell 30 0.64
Judith Basin 25 1.28
Meagher 25 1.26
Powder River 25 1.57
Wheatland 25 1.21
Fallon 15 0.52
Granite 15 0.47
Mineral 15 0.36
Daniels 10 0.56
Carter 4 0.30
Prairie 4 0.30
Wibaux 4 0.36
Garfield 0 0.00
Golden Valley 0 0.00
Liberty 0 0.00
Petroleum 0 0.00
Sweet Grass 0 0.00
Treasure 0 0.00