Ranking of Iowa Counties By Net International Migration in 2011
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2011, the Net International Migration for Iowa was 6.45K. Among all Iowa counties, Polk County had the highest net international migration (1.63K), followed by Johnson County (1.14K), and Story County (931).
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), 2011 Census.
See this for other years:
Ranking of Iowa Counties By Net International Migration in 2011
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| Rank | County | Net Intl. Migration |
|---|---|---|
| 1 | Polk County | 1633 |
| 2 | Johnson County | 1135 |
| 3 | Story County | 931 |
| 4 | Linn County | 412 |
| 5 | Black Hawk County | 265 |
| 6 | Jefferson County | 236 |
| 7 | Dallas County | 233 |
| 8 | Woodbury County | 217 |
| 9 | Scott County | 196 |
| 10 | Marshall County | 168 |
| 11 | Dubuque County | 115 |
| 12 | Sioux County | 66 |
| 13 | Buena Vista County | 64 |
| 14 | Emmet County | 63 |
| 15 | Wapello County | 59 |
| 16 | Poweshiek County | 48 |
| 17 | Muscatine County | 47 |
| 18 | Webster County | 43 |
| 19 | Warren County | 31 |
| 20 | Fayette County | 28 |
| 21 | Allamakee County | 23 |
| 21 | Clinton County | 23 |
| 21 | Lee County | 23 |
| 22 | Louisa County | 22 |
| 23 | Cerro Gordo County | 21 |
| 24 | Crawford County | 20 |
| 25 | Marion County | 19 |
| 26 | Lucas County | 16 |
| 27 | Des Moines County | 15 |
| 27 | Henry County | 15 |
| 27 | Jasper County | 15 |
| 28 | Hardin County | 14 |
| 29 | Mahaska County | 13 |
| 30 | Pottawattamie County | 12 |
| 31 | Decatur County | 11 |
| 31 | Howard County | 11 |
| 31 | Jones County | 11 |
| 31 | Palo Alto County | 11 |
| 31 | Union County | 11 |
| 32 | Bremer County | 10 |
| 32 | Winneshiek County | 10 |
| 33 | O'Brien County | 9 |
| 33 | Page County | 9 |
| 34 | Kossuth County | 8 |
| 35 | Carroll County | 7 |
| 35 | Plymouth County | 7 |
| 35 | Wayne County | 7 |
| 35 | Wright County | 7 |
| 36 | Mitchell County | 6 |
| 37 | Buchanan County | 5 |
| 37 | Butler County | 5 |
| 37 | Cedar County | 5 |
| 37 | Madison County | 5 |
| 37 | Winnebago County | 5 |
| 38 | Dickinson County | 4 |
| 38 | Monona County | 4 |
| 38 | Tama County | 4 |
| 38 | Washington County | 4 |
| 39 | Calhoun County | 3 |
| 39 | Cass County | 3 |
| 39 | Clayton County | 3 |
| 39 | Fremont County | 3 |
| 39 | Guthrie County | 3 |
| 39 | Monroe County | 3 |
| 39 | Osceola County | 3 |
| 40 | Appanoose County | 2 |
| 40 | Benton County | 2 |
| 40 | Hancock County | 2 |
| 40 | Humboldt County | 2 |
| 40 | Shelby County | 2 |
| 40 | Taylor County | 2 |
| 41 | Cherokee County | 1 |
| 41 | Delaware County | 1 |
| 41 | Greene County | 1 |
| 41 | Grundy County | 1 |
| 41 | Jackson County | 1 |
| 41 | Keokuk County | 1 |
| 41 | Pocahontas County | 1 |
| 41 | Van Buren County | 1 |
| 41 | Worth County | 1 |
| 42 | Adair County | 0 |
| 42 | Adams County | 0 |
| 42 | Audubon County | 0 |
| 42 | Chickasaw County | 0 |
| 42 | Clarke County | 0 |
| 42 | Davis County | 0 |
| 42 | Franklin County | 0 |
| 42 | Harrison County | 0 |
| 42 | Ida County | 0 |
| 42 | Lyon County | 0 |
| 42 | Mills County | 0 |
| 42 | Ringgold County | 0 |
| 42 | Sac County | 0 |
| 43 | Boone County | -1 |
| 43 | Floyd County | -1 |
| 44 | Hamilton County | -2 |
| 44 | Montgomery County | -2 |
| 45 | Clay County | -3 |
| 45 | Iowa County | -3 |