Ranking of Iowa Counties By Percentage of Population with Sudanese Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 7.07K people in Iowa with Sudanese ancestry (0.22% of Iowa population). Among all Iowa counties, Crawford County had the highest percentage of its population with Sudanese ancestry (1.73%), followed by Johnson County (1.30%), and Floyd County (1.05%).

The chart and table below shows the top 10 counties with high percentage of its population having Sudanese ancestry.

You can see similar information for other states and for other ancestry groups in Iowa.

Data Source: US Census Bureau.
Ranking of Iowa Counties By Percentage of Population with Sudanese Ancestry in 2021
Crawford County
Johnson County
Floyd County
Plymouth County
Polk County
Jasper County
O'Brien County
Buena Vista County
Story County
Wapello County
Ranking of Iowa Counties By Percentage of Population with Sudanese Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Crawford County 1.73
2 Johnson County 1.30
3 Floyd County 1.05
4 Plymouth County 0.79
5 Polk County 0.66
6 Jasper County 0.65
7 O'Brien County 0.62
8 Buena Vista County 0.38
9 Story County 0.32
10 Wapello County 0.26
11 Marshall County 0.18
12 Winneshiek County 0.10
13 Linn County 0.08
14 Black Hawk County 0.03
15 Fayette County 0.02
15 Henry County 0.02
15 Lee County 0.02
15 Pottawattamie County 0.02
15 Webster County 0.02
15 Woodbury County 0.02
16 Boone County 0.01
16 Clinton County 0.01
16 Dubuque County 0.01
16 Emmet County 0.01
16 Monona County 0.01