Ranking of Iowa Counties By Net Migration Rate per 1K in 2018
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2018, the Net Migration Rate per 1K for Iowa was -0.55. Among all Iowa counties, Dallas County had the highest net migration rate (23.16), followed by Warren County (16.37), and Taylor County (12.52).
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), 2018 Census.
See this for other years:
Ranking of Iowa Counties By Net Migration Rate per 1K in 2018
Items per page:
25
0 of 0
| Rank | County | Net Migration Rate |
|---|---|---|
| 1 | Dallas County | 23.16 |
| 2 | Warren County | 16.37 |
| 3 | Taylor County | 12.52 |
| 4 | Appanoose County | 11.19 |
| 5 | Madison County | 8.84 |
| 6 | Clarke County | 8.58 |
| 7 | Keokuk County | 6.78 |
| 8 | Guthrie County | 6.74 |
| 9 | Poweshiek County | 6.63 |
| 10 | Lucas County | 5.14 |
| 11 | O'Brien County | 5 |
| 12 | Marion County | 4.52 |
| 13 | Polk County | 4.39 |
| 14 | Fremont County | 4.18 |
| 15 | Bremer County | 3.89 |
| 16 | Jasper County | 3.81 |
| 17 | Greene County | 3.35 |
| 18 | Shelby County | 2.68 |
| 19 | Mills County | 2.58 |
| 20 | Page County | 2.49 |
| 21 | Linn County | 2.47 |
| 22 | Dickinson County | 2.27 |
| 23 | Jackson County | 1.91 |
| 24 | Johnson County | 1.86 |
| 25 | Iowa County | 1.73 |
| 26 | Fayette County | 1.37 |
| 27 | Ida County | 1.32 |
| 28 | Allamakee County | 1.23 |
| 29 | Cedar County | 1.14 |
| 30 | Mitchell County | 1.04 |
| 31 | Jones County | 1.02 |
| 32 | Cherokee County | 0.62 |
| 33 | Floyd County | 0.57 |
| 34 | Jefferson County | 0.55 |
| 35 | Osceola County | -0.17 |
| 36 | Wapello County | -0.26 |
| 37 | Butler County | -0.41 |
| 38 | Harrison County | -0.64 |
| 39 | Clay County | -0.68 |
| 40 | Adair County | -0.71 |
| 41 | Grundy County | -0.81 |
| 42 | Scott County | -1.2 |
| 43 | Woodbury County | -1.48 |
| 44 | Winnebago County | -1.61 |
| 45 | Buchanan County | -1.94 |
| 46 | Lyon County | -2.12 |
| 47 | Crawford County | -2.23 |
| 48 | Plymouth County | -2.32 |
| 49 | Henry County | -2.69 |
| 50 | Adams County | -2.75 |
| 51 | Monroe County | -2.83 |
| 52 | Monona County | -3.11 |
| 53 | Pottawattamie County | -3.23 |
| 54 | Hancock County | -3.82 |
| 55 | Franklin County | -3.85 |
| 56 | Boone County | -3.93 |
| 57 | Muscatine County | -3.99 |
| 58 | Delaware County | -4.15 |
| 59 | Worth County | -4.17 |
| 60 | Dubuque County | -4.29 |
| 61 | Humboldt County | -4.3 |
| 62 | Benton County | -4.34 |
| 63 | Wright County | -4.4 |
| 64 | Calhoun County | -4.44 |
| 65 | Des Moines County | -4.45 |
| 66 | Winneshiek County | -4.93 |
| 67 | Hardin County | -5.11 |
| 68 | Howard County | -5.32 |
| 69 | Marshall County | -5.88 |
| 70 | Chickasaw County | -5.92 |
| 71 | Kossuth County | -6.18 |
| 72 | Clayton County | -6.26 |
| 73 | Sac County | -6.88 |
| 74 | Cerro Gordo County | -7.17 |
| 75 | Sioux County | -7.3 |
| 76 | Black Hawk County | -7.45 |
| 77 | Clinton County | -7.62 |
| 78 | Carroll County | -7.63 |
| 79 | Davis County | -7.69 |
| 79 | Decatur County | -7.69 |
| 80 | Louisa County | -7.79 |
| 81 | Lee County | -8.1 |
| 82 | Washington County | -8.75 |
| 83 | Hamilton County | -8.82 |
| 84 | Story County | -9.09 |
| 85 | Webster County | -9.29 |
| 86 | Tama County | -9.32 |
| 87 | Montgomery County | -9.95 |
| 88 | Audubon County | -10.33 |
| 89 | Mahaska County | -10.67 |
| 90 | Cass County | -11.26 |
| 91 | Pocahontas County | -12.41 |
| 92 | Union County | -12.43 |
| 93 | Palo Alto County | -13.25 |
| 94 | Emmet County | -14.43 |
| 95 | Ringgold County | -14.67 |
| 96 | Wayne County | -15.39 |
| 97 | Van Buren County | -21.61 |
| 98 | Buena Vista County | -22.82 |