Ranking of Iowa Counties By Net International Migration in 2016
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2016, the Net International Migration for Iowa was 6.00K. Among all Iowa counties, Polk County had the highest net international migration (1.06K), followed by Johnson County (966), and Story County (744).
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.
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Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2016 Census.
See this for other years:
Ranking of Iowa Counties By Net International Migration in 2016
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| Rank | County | Net Intl. Migration |
|---|---|---|
| 1 | Polk County | 1064 |
| 2 | Johnson County | 966 |
| 3 | Story County | 744 |
| 4 | Linn County | 367 |
| 5 | Black Hawk County | 302 |
| 6 | Scott County | 258 |
| 7 | Dallas County | 207 |
| 8 | Jefferson County | 191 |
| 9 | Woodbury County | 174 |
| 10 | Wapello County | 139 |
| 11 | Dubuque County | 127 |
| 12 | Buena Vista County | 114 |
| 13 | Marshall County | 112 |
| 14 | Crawford County | 86 |
| 15 | Muscatine County | 71 |
| 16 | Webster County | 65 |
| 17 | Sioux County | 58 |
| 18 | Pottawattamie County | 56 |
| 19 | Clinton County | 48 |
| 20 | Louisa County | 46 |
| 21 | Des Moines County | 44 |
| 22 | Bremer County | 42 |
| 23 | Mahaska County | 41 |
| 24 | Cerro Gordo County | 38 |
| 25 | Clarke County | 35 |
| 26 | Allamakee County | 34 |
| 27 | Poweshiek County | 33 |
| 28 | Plymouth County | 29 |
| 29 | Henry County | 27 |
| 30 | Dickinson County | 24 |
| 30 | Floyd County | 24 |
| 31 | Page County | 22 |
| 31 | Palo Alto County | 22 |
| 32 | Wright County | 21 |
| 33 | Fayette County | 20 |
| 33 | Tama County | 20 |
| 34 | Cass County | 17 |
| 35 | Clay County | 16 |
| 35 | Clayton County | 16 |
| 36 | Chickasaw County | 14 |
| 36 | Hardin County | 14 |
| 36 | Marion County | 14 |
| 36 | Winneshiek County | 14 |
| 37 | Washington County | 13 |
| 38 | Jones County | 12 |
| 38 | Kossuth County | 12 |
| 38 | Union County | 12 |
| 39 | Butler County | 11 |
| 39 | Decatur County | 11 |
| 40 | Emmet County | 10 |
| 41 | Benton County | 9 |
| 41 | Taylor County | 9 |
| 42 | Buchanan County | 8 |
| 42 | Guthrie County | 8 |
| 42 | Humboldt County | 8 |
| 42 | Lyon County | 8 |
| 43 | Cherokee County | 7 |
| 43 | Hamilton County | 7 |
| 43 | Keokuk County | 7 |
| 44 | Franklin County | 6 |
| 44 | Jasper County | 6 |
| 44 | Madison County | 6 |
| 44 | Osceola County | 6 |
| 45 | Appanoose County | 5 |
| 45 | Calhoun County | 5 |
| 45 | Carroll County | 5 |
| 45 | Delaware County | 5 |
| 45 | Hancock County | 5 |
| 45 | Mills County | 5 |
| 45 | Montgomery County | 5 |
| 46 | Ringgold County | 4 |
| 46 | Winnebago County | 4 |
| 47 | Adair County | 3 |
| 47 | Davis County | 3 |
| 47 | Warren County | 3 |
| 48 | Fremont County | 2 |
| 49 | Audubon County | 1 |
| 49 | Ida County | 1 |
| 49 | Jackson County | 1 |
| 49 | Mitchell County | 1 |
| 49 | Monroe County | 1 |
| 49 | O'Brien County | 1 |
| 49 | Pocahontas County | 1 |
| 49 | Wayne County | 1 |
| 49 | Worth County | 1 |
| 50 | Adams County | 0 |
| 50 | Cedar County | 0 |
| 50 | Grundy County | 0 |
| 50 | Harrison County | 0 |
| 50 | Lucas County | 0 |
| 50 | Monona County | 0 |
| 50 | Sac County | 0 |
| 50 | Van Buren County | 0 |
| 51 | Boone County | -1 |
| 51 | Greene County | -1 |
| 51 | Shelby County | -1 |
| 52 | Howard County | -3 |
| 52 | Iowa County | -3 |
| 52 | Lee County | -3 |