Idaho Non-Hispanic American Indian and Alaska Native Alone Citizen Voting-age Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Non-Hispanic American Indian & Alaska Native Alone citizen voting-age population for Idaho was 18,765 and represented 1.57% of the total Idaho citizen voting-age population.

Among all Idaho counties, Bingham had the highest Non-Hispanic American Indian & Alaska Native Alone citizen voting-age population (1.67K), followed by Nez Perce (1.58K), and Ada (1.56K).

In terms of percentages, Clark had the highest percentage of its citizen voting-age population being Non-Hispanic American Indian & Alaska Native Alone (9.38%), followed by Benewah (7.16%), and Power (5.72%).

The chart and table below shows the Non-Hispanic American Indian & Alaska Native Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age 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:
Idaho Non-Hispanic American Indian and Alaska Native Alone Citizen Voting-age Population By County in 2018
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Bingham 1670 5.63
Nez Perce 1575 5.04
Ada 1560 0.48
Bannock 1520 2.51
Kootenai 1440 1.23
Canyon 1005 0.72
Benewah 495 7.16
Twin Falls 460 0.82
Idaho 385 2.95
Bonneville 370 0.50
Bonner 345 1.02
Elmore 315 1.71
Power 270 5.72
Latah 260 0.86
Owyhee 235 3.13
Shoshone 220 2.22
Cassia 175 1.25
Gem 175 1.38
Lewis 155 5.31
Minidoka 155 1.22
Jefferson 115 0.66
Clearwater 105 1.48
Payette 105 0.67
Gooding 90 0.94
Boundary 80 0.93
Franklin 75 0.88
Washington 75 1.05
Adams 50 1.53
Clark 45 9.38
Jerome 45 0.34
Boise 40 0.69
Custer 40 1.18
Teton 40 0.53
Fremont 35 0.39
Lincoln 25 0.81
Valley 25 0.29
Madison 10 0.04
Oneida 10 0.34
Bear Lake 4 0.09
Blaine 4 0.03
Butte 4 0.20
Caribou 4 0.08
Lemhi 4 0.06
Camas 0 0.00