Ranking of Iowa Counties By Percentage of Population with Northern European Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 6.63K people in Iowa with Northern European ancestry (0.21% of Iowa population). Among all Iowa counties, Guthrie County had the highest percentage of its population with Northern European ancestry (1.08%), followed by Lucas County (0.50%), and Greene County (0.49%).
The chart and table below shows the top 10 counties with high percentage of its population having Northern European ancestry.
You can see similar information for other states and for other ancestry groups in Iowa.
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Related Topics: Iowa ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Iowa Counties By Percentage of Population with Northern European Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Guthrie County | 1.08 |
| 2 | Lucas County | 0.50 |
| 3 | Greene County | 0.49 |
| 3 | Union County | 0.49 |
| 4 | Taylor County | 0.47 |
| 5 | Johnson County | 0.46 |
| 6 | Van Buren County | 0.45 |
| 7 | Story County | 0.39 |
| 8 | Emmet County | 0.38 |
| 8 | Polk County | 0.38 |
| 9 | Wapello County | 0.37 |
| 10 | Cedar County | 0.36 |
| 11 | Winneshiek County | 0.34 |
| 12 | Warren County | 0.30 |
| 12 | Worth County | 0.30 |
| 13 | Dickinson County | 0.29 |
| 13 | Monroe County | 0.29 |
| 14 | Black Hawk County | 0.28 |
| 15 | Sioux County | 0.26 |
| 16 | Madison County | 0.24 |
| 17 | Dallas County | 0.23 |
| 17 | Henry County | 0.23 |
| 18 | Lee County | 0.22 |
| 18 | Linn County | 0.22 |
| 19 | Osceola County | 0.20 |
| 20 | Audubon County | 0.19 |
| 20 | Mills County | 0.19 |
| 21 | Calhoun County | 0.18 |
| 21 | Pocahontas County | 0.18 |
| 22 | Floyd County | 0.17 |
| 22 | Kossuth County | 0.17 |
| 22 | Mahaska County | 0.17 |
| 22 | Poweshiek County | 0.17 |
| 23 | Chickasaw County | 0.16 |
| 23 | Jefferson County | 0.16 |
| 24 | Allamakee County | 0.15 |
| 24 | Clay County | 0.15 |
| 24 | Des Moines County | 0.15 |
| 24 | Scott County | 0.15 |
| 24 | Shelby County | 0.15 |
| 25 | Cerro Gordo County | 0.13 |
| 25 | Grundy County | 0.13 |
| 25 | Iowa County | 0.13 |
| 25 | Woodbury County | 0.13 |
| 26 | Clayton County | 0.12 |
| 26 | Fayette County | 0.12 |
| 26 | Marion County | 0.12 |
| 26 | Webster County | 0.12 |
| 27 | Montgomery County | 0.11 |
| 27 | Sac County | 0.11 |
| 28 | Dubuque County | 0.10 |
| 28 | Page County | 0.10 |
| 28 | Washington County | 0.10 |
| 29 | Benton County | 0.09 |
| 29 | Jasper County | 0.09 |
| 29 | Marshall County | 0.09 |
| 29 | O'Brien County | 0.09 |
| 29 | Wright County | 0.09 |
| 30 | Mitchell County | 0.08 |
| 31 | Buchanan County | 0.07 |
| 31 | Decatur County | 0.07 |
| 31 | Monona County | 0.07 |
| 31 | Muscatine County | 0.07 |
| 31 | Pottawattamie County | 0.07 |
| 31 | Winnebago County | 0.07 |
| 32 | Butler County | 0.06 |
| 32 | Fremont County | 0.06 |
| 32 | Keokuk County | 0.06 |
| 32 | Plymouth County | 0.06 |
| 33 | Carroll County | 0.05 |
| 33 | Cass County | 0.05 |
| 33 | Hancock County | 0.05 |
| 34 | Adair County | 0.04 |
| 34 | Appanoose County | 0.04 |
| 34 | Jones County | 0.04 |
| 34 | Ringgold County | 0.04 |
| 35 | Bremer County | 0.03 |
| 35 | Delaware County | 0.03 |
| 35 | Hamilton County | 0.03 |
| 36 | Boone County | 0.02 |
| 36 | Cherokee County | 0.02 |
| 36 | Crawford County | 0.02 |
| 36 | Franklin County | 0.02 |
| 36 | Hardin County | 0.02 |
| 37 | Ida County | 0.01 |
| 37 | Jackson County | 0.01 |
| 37 | Tama County | 0.01 |
| 38 | Clinton County | 0.004 |