Ranking of Iowa Counties By Population with Danish Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 48.99K people in Iowa with Danish ancestry. Among all Iowa counties, Polk County had the highest population with Danish ancestry (5.72K), followed by Pottawattamie County (4.10K), and Johnson County (2.04K).
The chart and table below shows the top 10 counties with high number of people with Danish 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 Danish Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Polk County | 5718 |
| 2 | Pottawattamie County | 4099 |
| 3 | Johnson County | 2035 |
| 4 | Linn County | 1966 |
| 5 | Black Hawk County | 1910 |
| 6 | Story County | 1864 |
| 7 | Woodbury County | 1738 |
| 8 | Scott County | 1577 |
| 9 | Dallas County | 1529 |
| 10 | Audubon County | 1503 |
| 11 | Cass County | 1217 |
| 12 | Cerro Gordo County | 1185 |
| 13 | Shelby County | 1182 |
| 14 | Clinton County | 1029 |
| 15 | Warren County | 1020 |
| 16 | Clay County | 841 |
| 17 | Harrison County | 770 |
| 18 | Dickinson County | 677 |
| 19 | Dubuque County | 648 |
| 20 | Marshall County | 585 |
| 21 | Adair County | 527 |
| 22 | Buena Vista County | 510 |
| 23 | Webster County | 492 |
| 24 | Boone County | 455 |
| 25 | Carroll County | 418 |
| 26 | Cedar County | 417 |
| 27 | Des Moines County | 416 |
| 28 | Guthrie County | 415 |
| 29 | Mills County | 411 |
| 30 | Monona County | 381 |
| 31 | Humboldt County | 374 |
| 32 | Crawford County | 371 |
| 33 | Winneshiek County | 363 |
| 34 | Bremer County | 357 |
| 35 | Kossuth County | 342 |
| 36 | Winnebago County | 332 |
| 37 | Plymouth County | 326 |
| 38 | Grundy County | 318 |
| 39 | Franklin County | 297 |
| 40 | Emmet County | 291 |
| 41 | Page County | 276 |
| 42 | Ida County | 257 |
| 43 | Palo Alto County | 253 |
| 44 | Buchanan County | 252 |
| 45 | Hamilton County | 245 |
| 46 | Sioux County | 241 |
| 47 | Muscatine County | 238 |
| 48 | Greene County | 237 |
| 49 | Iowa County | 229 |
| 50 | Cherokee County | 225 |
| 51 | Tama County | 222 |
| 52 | Calhoun County | 217 |
| 53 | Marion County | 216 |
| 53 | Poweshiek County | 216 |
| 54 | Jasper County | 200 |
| 55 | Lee County | 199 |
| 56 | Wright County | 197 |
| 57 | Chickasaw County | 183 |
| 58 | O'Brien County | 181 |
| 59 | Butler County | 180 |
| 60 | Floyd County | 177 |
| 60 | Hardin County | 177 |
| 61 | Fayette County | 174 |
| 62 | Benton County | 170 |
| 63 | Jones County | 161 |
| 64 | Montgomery County | 157 |
| 65 | Washington County | 154 |
| 66 | Sac County | 152 |
| 67 | Hancock County | 144 |
| 68 | Jackson County | 134 |
| 68 | Jefferson County | 134 |
| 69 | Wapello County | 127 |
| 70 | Lyon County | 124 |
| 71 | Pocahontas County | 118 |
| 72 | Mitchell County | 113 |
| 73 | Madison County | 106 |
| 74 | Mahaska County | 92 |
| 74 | Worth County | 92 |
| 75 | Union County | 89 |
| 76 | Clarke County | 84 |
| 77 | Henry County | 82 |
| 77 | Taylor County | 82 |
| 78 | Keokuk County | 81 |
| 79 | Howard County | 79 |
| 80 | Clayton County | 78 |
| 80 | Monroe County | 78 |
| 81 | Delaware County | 75 |
| 82 | Allamakee County | 71 |
| 83 | Decatur County | 67 |
| 84 | Fremont County | 56 |
| 85 | Adams County | 45 |
| 86 | Osceola County | 36 |
| 87 | Louisa County | 23 |
| 88 | Wayne County | 22 |
| 89 | Appanoose County | 17 |
| 89 | Lucas County | 17 |
| 90 | Ringgold County | 14 |
| 91 | Davis County | 12 |
| 92 | Van Buren County | 3 |