Ranking of Iowa Counties By Population with Scandinavian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 15.78K people in Iowa with Scandinavian ancestry. Among all Iowa counties, Polk County had the highest population with Scandinavian ancestry (3.21K), followed by Linn County (1.41K), and Story County (1.22K).
The chart and table below shows the top 10 counties with high number of people with Scandinavian 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 Population with Scandinavian Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Polk County | 3207 |
| 2 | Linn County | 1411 |
| 3 | Story County | 1220 |
| 4 | Johnson County | 917 |
| 5 | Black Hawk County | 761 |
| 6 | Scott County | 679 |
| 7 | Dallas County | 541 |
| 8 | Pottawattamie County | 454 |
| 9 | Woodbury County | 434 |
| 10 | Cerro Gordo County | 382 |
| 10 | Warren County | 382 |
| 11 | Jasper County | 256 |
| 12 | Webster County | 241 |
| 13 | Dickinson County | 217 |
| 14 | Madison County | 214 |
| 15 | Boone County | 185 |
| 16 | Floyd County | 177 |
| 17 | Marshall County | 138 |
| 18 | Dubuque County | 134 |
| 19 | Carroll County | 130 |
| 20 | Lee County | 122 |
| 21 | Buena Vista County | 120 |
| 22 | Sac County | 107 |
| 23 | Hamilton County | 104 |
| 24 | Howard County | 100 |
| 25 | Bremer County | 95 |
| 25 | Lucas County | 95 |
| 26 | Plymouth County | 92 |
| 27 | Cass County | 89 |
| 28 | Kossuth County | 79 |
| 28 | Marion County | 79 |
| 29 | Henry County | 78 |
| 30 | Des Moines County | 77 |
| 30 | Mills County | 77 |
| 31 | Winneshiek County | 75 |
| 32 | Poweshiek County | 72 |
| 33 | Muscatine County | 71 |
| 34 | Calhoun County | 70 |
| 35 | Harrison County | 68 |
| 35 | Page County | 68 |
| 36 | Fayette County | 62 |
| 36 | Hardin County | 62 |
| 37 | Sioux County | 61 |
| 38 | Union County | 60 |
| 39 | Wright County | 59 |
| 40 | Butler County | 58 |
| 40 | Clay County | 58 |
| 41 | Monona County | 54 |
| 42 | Wapello County | 52 |
| 43 | Franklin County | 51 |
| 43 | Greene County | 51 |
| 44 | Cedar County | 49 |
| 45 | Ida County | 48 |
| 46 | Adair County | 47 |
| 47 | Hancock County | 45 |
| 48 | Worth County | 44 |
| 49 | Appanoose County | 42 |
| 49 | Chickasaw County | 42 |
| 49 | Palo Alto County | 42 |
| 49 | Van Buren County | 42 |
| 50 | Lyon County | 40 |
| 51 | Cherokee County | 39 |
| 52 | Jefferson County | 38 |
| 52 | Mitchell County | 38 |
| 52 | O'Brien County | 38 |
| 53 | Washington County | 37 |
| 53 | Winnebago County | 37 |
| 54 | Pocahontas County | 36 |
| 55 | Buchanan County | 35 |
| 55 | Clarke County | 35 |
| 55 | Emmet County | 35 |
| 56 | Grundy County | 32 |
| 56 | Jones County | 32 |
| 57 | Clayton County | 30 |
| 57 | Ringgold County | 30 |
| 58 | Keokuk County | 29 |
| 58 | Shelby County | 29 |
| 59 | Benton County | 27 |
| 59 | Humboldt County | 27 |
| 60 | Monroe County | 26 |
| 61 | Guthrie County | 25 |
| 62 | Louisa County | 24 |
| 62 | Osceola County | 24 |
| 63 | Crawford County | 23 |
| 63 | Fremont County | 23 |
| 64 | Allamakee County | 21 |
| 65 | Iowa County | 20 |
| 65 | Mahaska County | 20 |
| 66 | Clinton County | 18 |
| 66 | Jackson County | 18 |
| 67 | Decatur County | 16 |
| 68 | Audubon County | 11 |
| 69 | Tama County | 8 |
| 70 | Wayne County | 7 |
| 71 | Davis County | 4 |
| 72 | Montgomery County | 1 |