Ranking of Montana Counties By Percentage of Population that are American Indian and Alaska Native Alone in 2012

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2012, 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 (65.67%), followed by Glacier County (64.78%), and Roosevelt County (60.05%).

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.

See this for other years:
Ranking of Montana Counties By Percentage of Pop. that are American Indian and Alaska Native Alone in 2012
Big Horn
Glacier
Roosevelt
Blaine
Rosebud
Lake
Hill
Chouteau
Pondera
Valley
Ranking of Montana Counties By Percentage of Pop. that are American Indian and Alaska Native Alone in 2012
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Rank County % of County Population
1 Big Horn County 65.67
2 Glacier County 64.78
3 Roosevelt County 60.05
4 Blaine County 49.72
5 Rosebud County 36.2
6 Lake County 23.38
7 Hill County 22.29
8 Chouteau County 20.66
9 Pondera County 14.87
10 Valley County 9.47
11 Phillips County 8.13
12 Toole County 5.31
13 Powell County 4.71
14 Cascade County 4.49
15 Yellowstone County 4.33
16 Sanders County 4.25
17 Deer Lodge County 3.44
18 Missoula County 2.71
19 Daniels County 2.48
20 Treasure County 2.09
21 Lewis and Clark County 2.08
22 Silver Bow County 2.06
23 Custer County 1.97
24 Dawson County 1.88
25 Mineral County 1.82
26 Richland County 1.74
27 Beaverhead County 1.72
28 Teton County 1.67
29 Sheridan County 1.61
30 Powder River County 1.6
31 Jefferson County 1.57
32 Broadwater County 1.46
33 Fergus County 1.35
34 Golden Valley County 1.33
35 Musselshell County 1.26
36 Flathead County 1.2
37 Lincoln County 1.07
38 Carter County 1.04
39 Carbon County 1.02
39 Ravalli County 1.02
40 Park County 0.99
41 Gallatin County 0.98
42 Judith Basin County 0.95
43 Wheatland County 0.91
44 Stillwater County 0.76
45 Sweet Grass County 0.67
46 McCone County 0.65
47 Madison County 0.59
48 Wibaux County 0.58
49 Fallon County 0.56
50 Meagher County 0.53
51 Granite County 0.49
52 Garfield County 0.48
53 Prairie County 0.35
54 Liberty County 0.21
55 Petroleum County 0