Ranking of Iowa Counties By Percentage of Population that are Asian Alone in 2012
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2012, among all Iowa counties, Jefferson County had the highest percentage of its population who identified their race as Asian Alone (10.06%), followed by Buena Vista County (7.24%), and Story County (6.88%).
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 other racial and ethnicity groups in the United States.
You can also see similar information for other states, and also 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).
See this for other years:
Ranking of Iowa Counties By Percentage of Pop. that are
Asian Alone in 2012
Items per page:
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Jefferson County | 10.06 |
| 2 | Buena Vista County | 7.24 |
| 3 | Story County | 6.88 |
| 4 | Johnson County | 5.81 |
| 5 | Polk County | 3.93 |
| 6 | Dallas County | 3.47 |
| 7 | Marshall County | 2.76 |
| 8 | Woodbury County | 2.6 |
| 9 | Louisa County | 2.48 |
| 10 | Henry County | 2.44 |
| 11 | Scott County | 2.29 |
| 12 | Hamilton County | 2.25 |
| 13 | Linn County | 2.13 |
| 14 | Black Hawk County | 1.65 |
| 15 | Poweshiek County | 1.54 |
| 16 | Floyd County | 1.49 |
| 17 | Dubuque County | 1.31 |
| 18 | Marion County | 1.25 |
| 19 | Crawford County | 1.16 |
| 19 | Mahaska County | 1.16 |
| 20 | Winneshiek County | 1.15 |
| 21 | Muscatine County | 1.08 |
| 22 | Cerro Gordo County | 0.97 |
| 23 | Sioux County | 0.94 |
| 24 | Page County | 0.92 |
| 25 | Winnebago County | 0.89 |
| 26 | Bremer County | 0.84 |
| 26 | Webster County | 0.84 |
| 27 | Wapello County | 0.82 |
| 28 | O'Brien County | 0.81 |
| 29 | Fayette County | 0.76 |
| 30 | Des Moines County | 0.71 |
| 31 | Decatur County | 0.69 |
| 32 | Pottawattamie County | 0.66 |
| 33 | Clay County | 0.65 |
| 34 | Adams County | 0.61 |
| 35 | Cherokee County | 0.6 |
| 36 | Emmet County | 0.58 |
| 36 | Warren County | 0.58 |
| 37 | Cedar County | 0.55 |
| 37 | Clinton County | 0.55 |
| 38 | Van Buren County | 0.54 |
| 39 | Dickinson County | 0.53 |
| 39 | Lee County | 0.53 |
| 39 | Palo Alto County | 0.53 |
| 39 | Plymouth County | 0.53 |
| 40 | Jasper County | 0.52 |
| 40 | Osceola County | 0.52 |
| 40 | Union County | 0.52 |
| 41 | Carroll County | 0.51 |
| 41 | Clarke County | 0.51 |
| 41 | Hardin County | 0.51 |
| 41 | Jones County | 0.51 |
| 42 | Kossuth County | 0.49 |
| 42 | Wayne County | 0.49 |
| 43 | Hancock County | 0.47 |
| 44 | Adair County | 0.46 |
| 44 | Washington County | 0.46 |
| 45 | Franklin County | 0.45 |
| 46 | Audubon County | 0.44 |
| 46 | Worth County | 0.44 |
| 46 | Wright County | 0.44 |
| 47 | Shelby County | 0.43 |
| 48 | Buchanan County | 0.41 |
| 48 | Monroe County | 0.41 |
| 49 | Boone County | 0.39 |
| 49 | Greene County | 0.39 |
| 49 | Madison County | 0.39 |
| 50 | Butler County | 0.37 |
| 50 | Humboldt County | 0.37 |
| 50 | Iowa County | 0.37 |
| 50 | Tama County | 0.37 |
| 50 | Taylor County | 0.37 |
| 51 | Guthrie County | 0.36 |
| 52 | Allamakee County | 0.35 |
| 52 | Cass County | 0.35 |
| 52 | Chickasaw County | 0.35 |
| 52 | Jackson County | 0.35 |
| 53 | Mills County | 0.34 |
| 54 | Mitchell County | 0.33 |
| 55 | Appanoose County | 0.32 |
| 55 | Delaware County | 0.32 |
| 55 | Fremont County | 0.32 |
| 56 | Calhoun County | 0.31 |
| 57 | Harrison County | 0.3 |
| 57 | Ringgold County | 0.3 |
| 58 | Grundy County | 0.28 |
| 58 | Monona County | 0.28 |
| 59 | Benton County | 0.27 |
| 59 | Ida County | 0.27 |
| 60 | Clayton County | 0.26 |
| 60 | Davis County | 0.26 |
| 61 | Montgomery County | 0.25 |
| 61 | Sac County | 0.25 |
| 62 | Howard County | 0.24 |
| 62 | Lucas County | 0.24 |
| 63 | Lyon County | 0.22 |
| 63 | Pocahontas County | 0.22 |
| 64 | Keokuk County | 0.21 |