Ranking of Montana Counties By Percentage of Population that are American Indian and Alaska Native Alone in 2020
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2020, among all Montana counties, Big Horn County had the highest percentage of its population who identified their race as American Indian and Alaska Native Alone (66.73%), followed by Glacier County (65.5%), and Roosevelt County (60.64%).
The chart below shows the top 10 counties, and the table below shows the ranking of all Montana counties.
You can see similar ranking information for other racial and ethnicity groups in the United States.
You can also see similar information for other states, and also the ranking of all counties in the United States.
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Related Topics: Montana Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Montana Counties By Percentage of Pop. that are
American Indian and Alaska Native Alone in 2020
25
0 of 0
| Rank | County | % of County Population |
|---|---|---|
| 1 | Big Horn County | 66.73 |
| 2 | Glacier County | 65.5 |
| 3 | Roosevelt County | 60.64 |
| 4 | Blaine County | 51.19 |
| 5 | Rosebud County | 38.86 |
| 6 | Hill County | 24.18 |
| 7 | Lake County | 23.98 |
| 8 | Chouteau County | 18.66 |
| 9 | Pondera County | 15.62 |
| 10 | Phillips County | 9.21 |
| 11 | Valley County | 8.56 |
| 12 | Toole County | 5.55 |
| 13 | Powell County | 5.4 |
| 14 | Yellowstone County | 5.07 |
| 15 | Cascade County | 4.77 |
| 16 | Sanders County | 3.96 |
| 17 | Daniels County | 3.27 |
| 18 | Deer Lodge County | 3.06 |
| 19 | Treasure County | 2.9 |
| 20 | Missoula County | 2.85 |
| 21 | Golden Valley County | 2.56 |
| 22 | Custer County | 2.49 |
| 22 | Richland County | 2.49 |
| 23 | Wheatland County | 2.41 |
| 24 | Silver Bow County | 2.33 |
| 25 | Dawson County | 2.2 |
| 25 | Sheridan County | 2.2 |
| 26 | Lewis and Clark County | 2.19 |
| 27 | Beaverhead County | 2.17 |
| 28 | Powder River County | 2.06 |
| 29 | Jefferson County | 2.02 |
| 30 | Mineral County | 2.01 |
| 31 | Musselshell County | 1.96 |
| 32 | Teton County | 1.76 |
| 33 | Fergus County | 1.73 |
| 34 | Wibaux County | 1.5 |
| 35 | Carbon County | 1.48 |
| 36 | Broadwater County | 1.46 |
| 37 | Stillwater County | 1.36 |
| 38 | Lincoln County | 1.33 |
| 39 | Flathead County | 1.3 |
| 40 | Park County | 1.29 |
| 41 | Prairie County | 1.28 |
| 42 | McCone County | 1.22 |
| 43 | Petroleum County | 1.2 |
| 43 | Ravalli County | 1.2 |
| 44 | Sweet Grass County | 1.17 |
| 45 | Gallatin County | 1.08 |
| 45 | Liberty County | 1.08 |
| 46 | Judith Basin County | 1.04 |
| 47 | Fallon County | 1.02 |
| 48 | Granite County | 0.97 |
| 49 | Carter County | 0.86 |
| 50 | Madison County | 0.79 |
| 51 | Meagher County | 0.73 |
| 52 | Garfield County | 0.51 |
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