Idaho Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the Non-Hispanic Black Alone citizen voting-age population for Idaho was 972,205 and represented 77.44% of the total Idaho citizen voting-age population.

Among all Idaho counties, Ada had the highest Non-Hispanic Black Alone citizen voting-age population (3.14K), followed by Elmore (585), and Canyon (480).

In terms of percentages, Elmore had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (3.09%), followed by Latah (1.05%), and Ada (0.90%).

The chart and table below shows the Non-Hispanic Black Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age population that were Non-Hispanic Black 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 Black or African American Alone Citizen Voting-age Population By County in 2020
Idaho Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2020
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Ada 3140 0.90
Elmore 585 3.09
Canyon 480 0.32
Kootenai 420 0.34
Bannock 415 0.67
Latah 330 1.05
Bonneville 215 0.28
Twin Falls 175 0.30
Shoshone 90 0.90
Bonner 85 0.24
Madison 80 0.29
Owyhee 50 0.64
Clearwater 40 0.57
Cassia 35 0.24
Blaine 30 0.19
Idaho 25 0.19
Benewah 20 0.28
Bingham 20 0.07
Nez Perce 20 0.06
Adams 15 0.43
Franklin 15 0.16
Minidoka 15 0.12
Payette 15 0.09
Bear Lake 10 0.23
Boundary 10 0.11
Fremont 10 0.11
Boise 4 0.06
Butte 4 0.20
Clark 4 0.87
Custer 4 0.12
Gem 4 0.03
Lemhi 4 0.06
Lewis 4 0.14
Oneida 4 0.13
Power 4 0.09
Valley 4 0.04
Washington 4 0.05
Camas 0 0.00
Caribou 0 0.00
Gooding 0 0.00
Jefferson 0 0.00
Jerome 0 0.00
Lincoln 0 0.00
Teton 0 0.00