Ranking of Iowa Counties By Black or African American Alone Population in 2021

Updated on August 12, 2024.

Based on the US Census Vintage data estimates, in 2021, among all Iowa counties, Polk County had the highest number of people who identified their race as Black or African American Alone (37.95K), followed by Linn County (14.89K), and Scott County (14.17K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Iowa Counties By Black or African American Alone Population in 2021
Polk
37.95K
Linn
14.89K
Scott
14.17K
Black Hawk
12.72K
Johnson
12.69K
Woodbury
5.73K
Dubuque
3.74K
Dallas
3.40K
Story
3.13K
Des Moines
2.44K
Ranking of Iowa Counties By Black or African American Alone Population in 2021
Rank
County
Black or African American Alone Population
1 Polk County 37,951
2 Linn County 14,887
3 Scott County 14,166
4 Black Hawk County 12,722
5 Johnson County 12,687
6 Woodbury County 5,732
7 Dubuque County 3,738
8 Dallas County 3,401
9 Story County 3,130
10 Des Moines County 2,439
11 Webster County 1,846
12 Pottawattamie County 1,836
13 Wapello County 1,490
14 Clinton County 1,464
15 Muscatine County 1,378
16 Lee County 992
17 Marshall County 989
18 Jasper County 926
19 Cerro Gordo County 909
20 Buena Vista County 822
21 Henry County 633
22 Crawford County 569
23 Warren County 565
24 Jones County 546
25 Plymouth County 533
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