Ranking of Iowa Counties By Net International Migration in 2017
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2017, the Net International Migration for Iowa was 6.20K. Among all Iowa counties, Polk County had the highest net international migration (1.21K), followed by Johnson County (1.16K), and Story County (762).
The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2017 Census.
See this for other years:
Ranking of Iowa Counties By Net International Migration in 2017
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| Rank | County | Net Intl. Migration |
|---|---|---|
| 1 | Polk County | 1214 |
| 2 | Johnson County | 1161 |
| 3 | Story County | 762 |
| 4 | Linn County | 436 |
| 5 | Black Hawk County | 318 |
| 6 | Dallas County | 239 |
| 7 | Scott County | 232 |
| 8 | Jefferson County | 210 |
| 9 | Woodbury County | 178 |
| 10 | Wapello County | 173 |
| 11 | Dubuque County | 137 |
| 12 | Buena Vista County | 102 |
| 13 | Muscatine County | 83 |
| 14 | Bremer County | 57 |
| 15 | Des Moines County | 51 |
| 16 | Louisa County | 50 |
| 17 | Sioux County | 46 |
| 18 | Mahaska County | 40 |
| 19 | Pottawattamie County | 39 |
| 20 | Clinton County | 37 |
| 21 | Poweshiek County | 36 |
| 21 | Webster County | 36 |
| 22 | Clarke County | 32 |
| 23 | Crawford County | 26 |
| 24 | Marshall County | 24 |
| 25 | Palo Alto County | 23 |
| 26 | Cerro Gordo County | 22 |
| 27 | Allamakee County | 21 |
| 27 | Dickinson County | 21 |
| 28 | Floyd County | 19 |
| 29 | Henry County | 18 |
| 30 | Cass County | 17 |
| 30 | Fayette County | 17 |
| 30 | Union County | 17 |
| 31 | Hardin County | 16 |
| 32 | Page County | 15 |
| 33 | Clayton County | 14 |
| 33 | Winneshiek County | 14 |
| 34 | Wright County | 13 |
| 35 | Emmet County | 12 |
| 35 | Marion County | 12 |
| 36 | Butler County | 11 |
| 36 | Jones County | 11 |
| 36 | Washington County | 11 |
| 37 | Cherokee County | 10 |
| 37 | Clay County | 10 |
| 37 | Keokuk County | 10 |
| 37 | Kossuth County | 10 |
| 37 | Taylor County | 10 |
| 38 | Calhoun County | 9 |
| 38 | Decatur County | 9 |
| 38 | Winnebago County | 9 |
| 39 | Benton County | 8 |
| 39 | Guthrie County | 8 |
| 40 | Buchanan County | 7 |
| 40 | Delaware County | 7 |
| 40 | Plymouth County | 7 |
| 41 | Appanoose County | 6 |
| 41 | Jasper County | 6 |
| 41 | Lyon County | 6 |
| 41 | Madison County | 6 |
| 42 | Hamilton County | 5 |
| 42 | Montgomery County | 5 |
| 43 | Franklin County | 4 |
| 43 | Ringgold County | 4 |
| 44 | Carroll County | 3 |
| 44 | Hancock County | 3 |
| 44 | Warren County | 3 |
| 45 | Adair County | 2 |
| 45 | Audubon County | 2 |
| 45 | Cedar County | 2 |
| 45 | Chickasaw County | 2 |
| 45 | Davis County | 2 |
| 45 | Fremont County | 2 |
| 45 | Humboldt County | 2 |
| 45 | Osceola County | 2 |
| 46 | Greene County | 1 |
| 46 | Harrison County | 1 |
| 46 | Jackson County | 1 |
| 46 | Mitchell County | 1 |
| 46 | O'Brien County | 1 |
| 46 | Tama County | 1 |
| 46 | Van Buren County | 1 |
| 46 | Worth County | 1 |
| 47 | Adams County | 0 |
| 47 | Grundy County | 0 |
| 47 | Ida County | 0 |
| 47 | Mills County | 0 |
| 47 | Monroe County | 0 |
| 47 | Wayne County | 0 |
| 48 | Boone County | -1 |
| 48 | Lucas County | -1 |
| 48 | Monona County | -1 |
| 48 | Pocahontas County | -1 |
| 48 | Sac County | -1 |
| 49 | Howard County | -2 |
| 49 | Shelby County | -2 |
| 50 | Lee County | -3 |
| 51 | Iowa County | -4 |