Idaho Non-Hispanic Black or African American Alone Citizen 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 Black Alone citizen population for Idaho was 1,281,810 and represented 78.81% of the total Idaho citizen population.

Among all Idaho counties, Ada had the highest Non-Hispanic Black Alone citizen population (4.72K), followed by Canyon (690), and Elmore (605).

In terms of percentages, Elmore had the highest percentage of its citizen population being Non-Hispanic Black Alone (2.41%), followed by Ada (1.09%), and Latah (0.72%).

The chart and table below shows the Non-Hispanic Black Alone citizen population of each county and the percentage of each county's citizen 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 Population By County in 2018
0 of 0
County Citizen Population % of County Citizen Population
Ada 4725 1.09
Canyon 690 0.34
Elmore 605 2.41
Bonneville 505 0.46
Kootenai 470 0.31
Bannock 395 0.48
Latah 270 0.72
Twin Falls 230 0.29
Bingham 115 0.26
Madison 105 0.28
Nez Perce 95 0.24
Bonner 90 0.21
Payette 80 0.37
Blaine 65 0.33
Owyhee 50 0.48
Boundary 35 0.31
Cassia 35 0.16
Clearwater 35 0.41
Fremont 35 0.28
Shoshone 35 0.28
Franklin 30 0.23
Idaho 25 0.15
Jefferson 25 0.09
Minidoka 25 0.14
Bear Lake 20 0.34
Boise 15 0.21
Gooding 15 0.11
Teton 15 0.14
Washington 15 0.16
Adams 10 0.25
Lewis 10 0.26
Benewah 4 0.04
Butte 4 0.15
Clark 4 0.50
Custer 4 0.10
Jerome 4 0.02
Lemhi 4 0.05
Oneida 4 0.09
Power 4 0.06
Valley 4 0.04
Camas 0 0.00
Caribou 0 0.00
Gem 0 0.00
Lincoln 0 0.00