Iowa Black or African American Alone Population By County in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the Black or African American Alone population in Iowa was 125,912 and represented 4.00% of the total Iowa population (3,149,900).

Among Iowa counties, Polk County had the highest number of people who identified as Black or African American Alone (34,838), followed by Linn County (13,711), and Scott County (13,648). Adams County had the lowest (13).

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 Iowa.

See this for other years:
Iowa Black or African American Alone Population By County in 2018
Iowa Black or African American Alone Population By County in 2018
Items per page:
0 of 0
County Black Alone Population % of County Population
Adair 33 0.47
Adams 13 0.36
Allamakee 250 1.81
Appanoose 98 0.79
Audubon 28 0.51
Benton 169 0.66
Black Hawk 12895 9.79
Boone 316 1.2
Bremer 318 1.27
Buchanan 121 0.57
Buena Vista 692 3.49
Butler 44 0.3
Calhoun 224 2.32
Carroll 254 1.26
Cass 62 0.48
Cedar 120 0.65
Cerro Gordo 823 1.93
Cherokee 129 1.14
Chickasaw 98 0.82
Clarke 122 1.29
Clay 133 0.82
Clayton 160 0.91
Clinton 1345 2.89
Crawford 657 3.85
Dallas 2160 2.4
Davis 17 0.19
Decatur 155 1.96
Delaware 156 0.91
Des Moines 2404 6.12
Dickinson 78 0.46
Dubuque 3461 3.57
Emmet 134 1.45
Fayette 291 1.48
Floyd 425 2.69
Franklin 118 1.17
Fremont 54 0.78
Greene 47 0.52
Grundy 63 0.51
Guthrie 62 0.58
Hamilton 162 1.09
Hancock 105 0.98
Hardin 269 1.59
Harrison 62 0.44
Henry 547 2.73
Howard 56 0.61
Humboldt 66 0.69
Ida 29 0.43
Iowa 102 0.63
Jackson 129 0.67
Jasper 863 2.33
Jefferson 434 2.4
Johnson 11630 7.7
Jones 525 2.55
Keokuk 61 0.6
Kossuth 168 1.13
Lee 1058 3.12
Linn 13711 6.07
Louisa 127 1.14
Lucas 37 0.43
Lyon 56 0.47
Madison 107 0.66
Mahaska 430 1.94
Marion 294 0.88
Marshall 920 2.31
Mills 105 0.69
Mitchell 66 0.63
Monona 51 0.59
Monroe 60 0.78
Montgomery 47 0.47
Muscatine 1236 2.89
O'Brien 171 1.24
Osceola 44 0.73
Page 428 2.81
Palo Alto 160 1.8
Plymouth 231 0.92
Pocahontas 62 0.92
Polk 34838 7.17
Pottawattamie 1643 1.76
Poweshiek 286 1.55
Ringgold 39 0.79
Sac 29 0.3
Scott 13648 7.89
Shelby 123 1.06
Sioux 286 0.82
Story 2839 2.93
Tama 162 0.96
Taylor 36 0.58
Union 177 1.44
Van Buren 22 0.31
Wapello 1361 3.88
Warren 454 0.89
Washington 274 1.24
Wayne 35 0.55
Webster 1682 4.63
Winnebago 181 1.72
Winneshiek 164 0.82
Woodbury 4100 4
Worth 69 0.93
Wright 126 1