Ranking of Iowa Counties By Population with Norwegian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 144.59K people in Iowa with Norwegian ancestry. Among all Iowa counties, Polk County had the highest population with Norwegian ancestry (20.12K), followed by Story County (8.64K), and Linn County (8.42K).
The chart and table below shows the top 10 counties with high number of people with Norwegian 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 Norwegian Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Polk County | 20124 |
| 2 | Story County | 8638 |
| 3 | Linn County | 8424 |
| 4 | Johnson County | 5995 |
| 5 | Black Hawk County | 5884 |
| 6 | Cerro Gordo County | 5577 |
| 7 | Winneshiek County | 5474 |
| 8 | Dallas County | 4634 |
| 9 | Woodbury County | 4388 |
| 10 | Scott County | 3829 |
| 11 | Winnebago County | 3302 |
| 12 | Webster County | 2562 |
| 13 | Dubuque County | 2504 |
| 14 | Allamakee County | 2246 |
| 15 | Pottawattamie County | 2116 |
| 16 | Hamilton County | 2050 |
| 17 | Boone County | 2048 |
| 18 | Worth County | 2031 |
| 19 | Fayette County | 1935 |
| 20 | Warren County | 1848 |
| 21 | Wright County | 1730 |
| 22 | Clay County | 1576 |
| 23 | Kossuth County | 1541 |
| 24 | Dickinson County | 1504 |
| 25 | Clayton County | 1466 |
| 25 | Mitchell County | 1466 |
| 26 | Humboldt County | 1461 |
| 27 | Bremer County | 1452 |
| 28 | Hancock County | 1442 |
| 29 | Howard County | 1426 |
| 30 | Marshall County | 1352 |
| 31 | Hardin County | 1273 |
| 32 | Benton County | 1246 |
| 33 | Emmet County | 1118 |
| 34 | Floyd County | 1105 |
| 35 | Jasper County | 1103 |
| 36 | Clinton County | 1075 |
| 37 | Marion County | 1044 |
| 38 | Muscatine County | 998 |
| 39 | Buchanan County | 985 |
| 40 | Palo Alto County | 906 |
| 41 | O'Brien County | 893 |
| 42 | Plymouth County | 877 |
| 43 | Chickasaw County | 844 |
| 44 | Sioux County | 792 |
| 45 | Buena Vista County | 734 |
| 46 | Des Moines County | 706 |
| 47 | Iowa County | 676 |
| 48 | Henry County | 653 |
| 49 | Poweshiek County | 636 |
| 50 | Monona County | 600 |
| 51 | Jefferson County | 560 |
| 52 | Lyon County | 557 |
| 53 | Washington County | 555 |
| 54 | Madison County | 526 |
| 55 | Tama County | 522 |
| 56 | Mills County | 517 |
| 57 | Mahaska County | 500 |
| 58 | Butler County | 497 |
| 59 | Lee County | 479 |
| 60 | Grundy County | 456 |
| 61 | Calhoun County | 455 |
| 62 | Shelby County | 427 |
| 63 | Franklin County | 423 |
| 64 | Wapello County | 416 |
| 65 | Cedar County | 406 |
| 65 | Guthrie County | 406 |
| 66 | Carroll County | 380 |
| 67 | Jones County | 367 |
| 68 | Osceola County | 351 |
| 69 | Pocahontas County | 350 |
| 70 | Greene County | 334 |
| 71 | Page County | 327 |
| 72 | Jackson County | 322 |
| 73 | Union County | 299 |
| 74 | Delaware County | 292 |
| 75 | Harrison County | 289 |
| 76 | Crawford County | 260 |
| 77 | Cherokee County | 243 |
| 78 | Sac County | 227 |
| 79 | Montgomery County | 226 |
| 80 | Decatur County | 223 |
| 81 | Ida County | 213 |
| 82 | Clarke County | 209 |
| 83 | Lucas County | 201 |
| 84 | Adair County | 155 |
| 85 | Cass County | 151 |
| 86 | Appanoose County | 147 |
| 87 | Keokuk County | 142 |
| 88 | Audubon County | 140 |
| 89 | Wayne County | 120 |
| 90 | Monroe County | 99 |
| 91 | Adams County | 98 |
| 92 | Louisa County | 96 |
| 93 | Fremont County | 87 |
| 94 | Davis County | 81 |
| 95 | Taylor County | 65 |
| 96 | Ringgold County | 57 |
| 97 | Van Buren County | 47 |