Ranking of Iowa Counties By Percentage of Population with Finnish Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.58K people in Iowa with Finnish ancestry (0.08% of Iowa population). Among all Iowa counties, Benton County had the highest percentage of its population with Finnish ancestry (0.75%), followed by Monroe County (0.67%), and Ida County (0.50%).
The chart and table below shows the top 10 counties with high percentage of its population having Finnish 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 Finnish Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Benton County | 0.75 |
| 2 | Monroe County | 0.67 |
| 3 | Ida County | 0.50 |
| 4 | Mills County | 0.40 |
| 5 | Boone County | 0.26 |
| 5 | Winneshiek County | 0.26 |
| 6 | Warren County | 0.25 |
| 7 | Dallas County | 0.23 |
| 7 | Madison County | 0.23 |
| 8 | Worth County | 0.22 |
| 9 | Harrison County | 0.15 |
| 9 | Story County | 0.15 |
| 10 | Cedar County | 0.14 |
| 10 | Hamilton County | 0.14 |
| 10 | Johnson County | 0.14 |
| 11 | Grundy County | 0.13 |
| 11 | Muscatine County | 0.13 |
| 11 | O'Brien County | 0.13 |
| 11 | Sac County | 0.13 |
| 12 | Buchanan County | 0.12 |
| 13 | Jefferson County | 0.11 |
| 13 | Kossuth County | 0.11 |
| 13 | Linn County | 0.11 |
| 13 | Union County | 0.11 |
| 14 | Fremont County | 0.10 |
| 14 | Mitchell County | 0.10 |
| 15 | Decatur County | 0.09 |
| 15 | Mahaska County | 0.09 |
| 16 | Bremer County | 0.08 |
| 16 | Greene County | 0.08 |
| 16 | Page County | 0.08 |
| 17 | Cerro Gordo County | 0.07 |
| 17 | Hancock County | 0.07 |
| 17 | Pocahontas County | 0.07 |
| 18 | Black Hawk County | 0.06 |
| 18 | Clinton County | 0.06 |
| 18 | Iowa County | 0.06 |
| 18 | Marion County | 0.06 |
| 18 | Polk County | 0.06 |
| 18 | Washington County | 0.06 |
| 19 | Audubon County | 0.05 |
| 19 | Crawford County | 0.05 |
| 19 | Jasper County | 0.05 |
| 19 | Osceola County | 0.05 |
| 19 | Pottawattamie County | 0.05 |
| 19 | Scott County | 0.05 |
| 20 | Butler County | 0.04 |
| 20 | Calhoun County | 0.04 |
| 20 | Marshall County | 0.04 |
| 20 | Poweshiek County | 0.04 |
| 21 | Dubuque County | 0.03 |
| 21 | Lee County | 0.03 |
| 22 | Chickasaw County | 0.02 |
| 22 | Jackson County | 0.02 |
| 22 | Monona County | 0.02 |
| 22 | Palo Alto County | 0.02 |
| 22 | Plymouth County | 0.02 |
| 23 | Buena Vista County | 0.01 |
| 23 | Carroll County | 0.01 |
| 23 | Cherokee County | 0.01 |
| 23 | Dickinson County | 0.01 |
| 23 | Floyd County | 0.01 |
| 23 | Hardin County | 0.01 |
| 23 | Jones County | 0.01 |
| 23 | Van Buren County | 0.01 |
| 23 | Wapello County | 0.01 |
| 23 | Webster County | 0.01 |
| 24 | Woodbury County | 0.004 |