Montana Non-Hispanic White Alone Citizen Population By County in 2023 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2023, the Non-Hispanic White Alone citizen population for Montana was 3,242,005 and represented 296.36% of the total Montana citizen population.

Among all Montana counties, Yellowstone had the highest Non-Hispanic White Alone citizen population (142.01K), followed by Gallatin (109.03K), and Missoula (104.06K).

In terms of percentages, Petroleum had the highest percentage of its citizen population being Non-Hispanic White Alone (100.00%), followed by Garfield (97.87%), and Prairie (97.50%).

The chart and table below shows the Non-Hispanic White Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic White 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.

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Montana Non-Hispanic White Alone Citizen Population By County in 2023
Montana Non-Hispanic White Alone Citizen Population By County in 2023
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County Citizen Population % of County Citizen Population
Yellowstone 142015 85.64
Gallatin 109025 91.07
Missoula 104055 88.13
Flathead 98965 92.29
Cascade 71395 84.90
Lewis and Clark 65485 90.88
Ravalli 41870 92.20
Silver Bow 31925 90.41
Lake 20950 66.04
Lincoln 18985 93.43
Park 16155 93.09
Sanders 11610 90.14
Jefferson 11430 92.33
Hill 11190 69.03
Fergus 10800 93.63
Custer 10795 90.98
Carbon 10100 93.65
Richland 9950 89.64
Deer Lodge 8630 90.94
Beaverhead 8610 90.35
Stillwater 8385 92.86
Madison 8290 93.41
Dawson 8130 92.02
Broadwater 6735 92.77
Valley 6400 85.39
Powell 6195 88.50
Teton 5815 92.60
Pondera 4760 79.80
Rosebud 4535 55.47
Chouteau 4510 76.96
Musselshell 4490 89.71
Mineral 4330 90.59
Toole 4230 85.46
Glacier 4075 29.84
Roosevelt 3560 33.52
Big Horn 3490 26.98
Phillips 3470 83.01
Sweet Grass 3425 92.32
Sheridan 3275 90.10
Granite 3160 93.77
Blaine 3090 44.40
Fallon 2625 93.25
Wheatland 1950 95.36
Liberty 1895 97.18
Judith Basin 1875 92.82
Meagher 1815 92.84
McCone 1660 91.21
Powder River 1620 93.91
Daniels 1415 93.40
Carter 1295 95.22
Prairie 1170 97.50
Wibaux 1060 92.17
Garfield 920 97.87
Golden Valley 755 89.88
Treasure 705 94.63
Petroleum 400 100.00