Ranking of Idaho Counties By Percentage of Population that are American Indian and Alaska Native Alone in 2018

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Idaho counties, Benewah County had the highest percentage of its population who identified their race as American Indian and Alaska Native Alone (8.48%), followed by Bingham County (7.55%), and Lewis County (6.26%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Idaho 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 Idaho Counties By Percentage of Pop. that are American Indian and Alaska Native Alone in 2018
Benewah
Bingham
Lewis
Nez Perce
Owyhee
Clark
Bannock
Power
Idaho
Clearwater
Ranking of Idaho Counties By Percentage of Pop. that are American Indian and Alaska Native Alone in 2018
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Rank County % of County Population
1 Benewah County 8.48
2 Bingham County 7.55
3 Lewis County 6.26
4 Nez Perce County 6.16
5 Owyhee County 4.44
6 Clark County 3.91
7 Bannock County 3.79
7 Power County 3.79
8 Idaho County 2.96
9 Clearwater County 2.47
10 Jerome County 2.32
11 Minidoka County 2.23
12 Gooding County 2.16
13 Boundary County 1.91
14 Payette County 1.89
15 Lincoln County 1.83
16 Shoshone County 1.76
17 Canyon County 1.75
18 Washington County 1.7
19 Blaine County 1.63
19 Elmore County 1.63
20 Cassia County 1.57
21 Adams County 1.47
22 Camas County 1.46
23 Butte County 1.35
24 Jefferson County 1.33
25 Kootenai County 1.32
26 Bonneville County 1.29
26 Twin Falls County 1.29
27 Boise County 1.21
28 Lemhi County 1.2
28 Valley County 1.2
29 Gem County 1.18
30 Fremont County 1.08
31 Teton County 1
32 Franklin County 0.98
33 Custer County 0.97
34 Bear Lake County 0.91
34 Bonner County 0.91
35 Latah County 0.9
36 Ada County 0.8
37 Caribou County 0.63
38 Madison County 0.53
39 Oneida County 0.5