Idaho Black or African American Alone Population By County in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the Black or African American Alone population in Idaho was 18,012 and represented 0.95% of the total Idaho population (1,904,537).

Among Idaho counties, Ada County had the highest number of people who identified as Black or African American Alone (7,061), followed by Canyon County (2,269), and Bonneville County (971). Camas County had the lowest (9).

In the map below, we show the number and percentage of each county's Black or African American Alone population, as well as the gender percentages when you interact with the map. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and also by state for the United States.

You can also see similar information for other racial and ethnicity groups in Idaho.

See this for other years:
Idaho Black or African American Alone Population By County in 2021
Idaho Black or African American Alone Population By County in 2021
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County Black Alone Population % of County Population
Ada 7061 1.38
Adams 13 0.28
Bannock 935 1.06
Bear Lake 23 0.35
Benewah 57 0.58
Bingham 334 0.68
Blaine 163 0.66
Boise 60 0.74
Bonner 166 0.33
Bonneville 971 0.76
Boundary 98 0.78
Butte 12 0.45
Camas 9 0.79
Canyon 2269 0.93
Caribou 21 0.3
Cassia 255 1.01
Clark 18 2.27
Clearwater 55 0.62
Custer 26 0.59
Elmore 897 3.1
Franklin 62 0.42
Fremont 117 0.86
Gem 61 0.31
Gooding 92 0.58
Idaho 102 0.6
Jefferson 139 0.43
Jerome 197 0.8
Kootenai 820 0.46
Latah 362 0.9
Lemhi 36 0.44
Lewis 28 0.76
Lincoln 30 0.57
Madison 544 1.01
Minidoka 178 0.81
Nez Perce 216 0.51
Oneida 22 0.48
Owyhee 112 0.91
Payette 149 0.56
Power 95 1.19
Shoshone 94 0.69
Teton 63 0.51
Twin Falls 923 1
Valley 53 0.43
Washington 74 0.68