Ranking of Iowa Counties By Percentage of Population with South African Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 354 people in Iowa with South African ancestry (0.01% of Iowa population). Among all Iowa counties, Monroe County had the highest percentage of its population with South African ancestry (0.26%), followed by Monona County (0.25%), and Howard County (0.24%).

The chart and table below shows the top 10 counties with high percentage of its population having South African 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 South African Ancestry in 2021
Monroe County
Monona County
Howard County
Jefferson County
Osceola County
Washington County
O'Brien County
Plymouth County
Winneshiek County
Clayton County
Ranking of Iowa Counties By Percentage of Population with South African Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Monroe County 0.26
2 Monona County 0.25
3 Howard County 0.24
4 Jefferson County 0.14
5 Osceola County 0.10
5 Washington County 0.10
6 O'Brien County 0.09
7 Plymouth County 0.07
8 Winneshiek County 0.06
9 Clayton County 0.04
9 Crawford County 0.04
10 Marshall County 0.03
10 Pottawattamie County 0.03
11 Black Hawk County 0.02
11 Story County 0.02
12 Dubuque County 0.01
12 Johnson County 0.01
12 Linn County 0.01
12 Polk County 0.01