Ranking of Iowa Counties By Population with Canadian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.71K people in Iowa with Canadian ancestry. Among all Iowa counties, Polk County had the highest population with Canadian ancestry (421), followed by Linn County (349), and Story County (178).
The chart and table below shows the top 10 counties with high number of people with Canadian 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 Canadian Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Polk County | 421 |
| 2 | Linn County | 349 |
| 3 | Story County | 178 |
| 4 | Johnson County | 161 |
| 5 | Scott County | 154 |
| 6 | Warren County | 97 |
| 7 | Woodbury County | 96 |
| 8 | Dallas County | 75 |
| 9 | Des Moines County | 71 |
| 10 | Cerro Gordo County | 68 |
| 11 | Black Hawk County | 51 |
| 12 | Jefferson County | 46 |
| 13 | Buena Vista County | 44 |
| 13 | Clinton County | 44 |
| 14 | Sioux County | 41 |
| 15 | Pottawattamie County | 40 |
| 16 | Cedar County | 39 |
| 17 | Hardin County | 38 |
| 17 | Poweshiek County | 38 |
| 18 | Dubuque County | 32 |
| 19 | Wapello County | 30 |
| 19 | Washington County | 30 |
| 19 | Webster County | 30 |
| 20 | Howard County | 29 |
| 20 | Mahaska County | 29 |
| 20 | Wayne County | 29 |
| 21 | Iowa County | 27 |
| 22 | Sac County | 25 |
| 23 | Clayton County | 24 |
| 24 | Muscatine County | 20 |
| 25 | Marshall County | 19 |
| 26 | Clay County | 18 |
| 26 | Marion County | 18 |
| 27 | Floyd County | 17 |
| 27 | Hamilton County | 17 |
| 28 | Chickasaw County | 15 |
| 28 | Emmet County | 15 |
| 29 | Dickinson County | 14 |
| 29 | Keokuk County | 14 |
| 30 | Carroll County | 13 |
| 31 | Fayette County | 12 |
| 31 | Franklin County | 12 |
| 31 | Fremont County | 12 |
| 32 | Benton County | 11 |
| 32 | Lee County | 11 |
| 32 | Mills County | 11 |
| 33 | Plymouth County | 10 |
| 34 | Crawford County | 9 |
| 34 | Tama County | 9 |
| 35 | Bremer County | 8 |
| 35 | Decatur County | 8 |
| 35 | Hancock County | 8 |
| 35 | Harrison County | 8 |
| 36 | Jasper County | 7 |
| 36 | Monroe County | 7 |
| 37 | O'Brien County | 6 |
| 38 | Adair County | 5 |
| 38 | Page County | 5 |
| 38 | Union County | 5 |
| 39 | Appanoose County | 4 |
| 39 | Ida County | 4 |
| 39 | Worth County | 4 |
| 40 | Grundy County | 3 |
| 40 | Jackson County | 3 |
| 40 | Montgomery County | 3 |
| 41 | Greene County | 2 |
| 41 | Humboldt County | 2 |
| 41 | Monona County | 2 |
| 41 | Ringgold County | 2 |
| 42 | Boone County | 1 |
| 42 | Cass County | 1 |
| 42 | Taylor County | 1 |