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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 991 people in Iowa with Iranian ancestry (0.03% of Iowa population). Among all Iowa counties, Story County had the highest percentage of its population with Iranian ancestry (0.24%), followed by Appanoose County (0.20%), and Guthrie County (0.19%).

The chart and table below shows the top 10 counties with high percentage of its population having Iranian 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 Iranian Ancestry in 2021
Story County
Appanoose County
Guthrie County
Black Hawk County
Johnson County
Mahaska County
Emmet County
Scott County
Clinton County
Dubuque County
Ranking of Iowa Counties By Percentage of Population with Iranian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Story County 0.24
2 Appanoose County 0.20
3 Guthrie County 0.19
4 Black Hawk County 0.16
4 Johnson County 0.16
5 Mahaska County 0.11
6 Emmet County 0.05
6 Scott County 0.05
7 Clinton County 0.04
7 Dubuque County 0.04
7 Winneshiek County 0.04
8 Allamakee County 0.03
8 Lee County 0.03
9 Crawford County 0.02
9 Delaware County 0.02
9 Pottawattamie County 0.02
10 Hardin County 0.01
10 Jasper County 0.01
10 Polk County 0.01
10 Woodbury County 0.01