Montana Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the Non-Hispanic American Indian & Alaska Native Alone citizen population for Montana was 22,750 and represented 2.19% of the total Montana citizen population.

Among all Montana counties, Glacier had the highest Non-Hispanic American Indian & Alaska Native Alone citizen population (8.84K), followed by Big Horn (8.60K), and Lake (6.94K).

In terms of percentages, Glacier had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (64.92%), followed by Big Horn (64.74%), and Roosevelt (56.59%).

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 2019
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County Citizen Population % of County Citizen Population
Glacier 8835 64.92
Big Horn 8600 64.74
Lake 6940 23.35
Yellowstone 6280 3.98
Roosevelt 6270 56.59
Hill 3665 22.42
Cascade 3410 4.21
Rosebud 3370 37.32
Blaine 3360 50.04
Missoula 2230 1.93
Flathead 1395 1.41
Lewis and Clark 1110 1.65
Chouteau 1045 18.41
Pondera 910 15.27
Gallatin 820 0.77
Silver Bow 705 2.06
Valley 630 8.47
Ravalli 395 0.94
Sanders 395 3.41
Phillips 375 9.25
Toole 315 6.48
Powell 310 4.54
Lincoln 245 1.27
Richland 220 1.99
Dawson 205 2.29
Deer Lodge 170 1.88
Fergus 155 1.40
Carbon 140 1.32
Beaverhead 130 1.40
Jefferson 125 1.05
Musselshell 125 2.63
Mineral 115 2.71
McCone 105 5.90
Stillwater 95 1.01
Custer 85 0.73
Park 65 0.40
Teton 60 0.99
Daniels 55 3.19
Sheridan 35 1.02
Sweet Grass 35 0.96
Judith Basin 30 1.54
Wheatland 30 1.43
Broadwater 25 0.42
Meagher 25 1.36
Powder River 25 1.57
Madison 15 0.19
Wibaux 15 1.35
Carter 10 0.75
Granite 10 0.30
Fallon 4 0.14
Prairie 4 0.33
Garfield 0 0.00
Golden Valley 0 0.00
Liberty 0 0.00
Petroleum 0 0.00
Treasure 0 0.00