Iowa Census 2020 Non-Hispanic Population By County
According to the data from the US 2020 decennial Census, as at April 2020, there were 2,974,383 people (of all racial backgrounds) who identified as Non-Hispanic (not hispanic or latino) in Iowa, which was 93.23% of the total population of Iowa.
Polk County had the highest number of of people who identified as non-hispanic (444.35K), followed by Linn County (221.39K), and Scott County (162.58K). On the other hand, the three counties with low number of people who identified as non-hispanic were: Adams County (3.66K), Ringgold County (4.59K), and Taylor County (5.50K).
You can also see similar information for other states and also for the US by state.
Hover over or click on the counties in the chart below to see the number and percentage of each county's population that identified as non-hispanic. You can also see this information in a table at the bottom of the page.
| County | Non-Hispanic Population | % of County Population |
|---|---|---|
| Adair | 7310 | 97.52 |
| Adams | 3662 | 98.87 |
| Allamakee | 12840 | 91.32 |
| Appanoose | 12086 | 98.13 |
| Audubon | 5588 | 98.48 |
| Benton | 25113 | 98.19 |
| Black Hawk | 124696 | 95.08 |
| Boone | 26006 | 97.35 |
| Bremer | 24477 | 97.96 |
| Buchanan | 20227 | 98.36 |
| Buena Vista | 14898 | 71.55 |
| Butler | 14151 | 98.72 |
| Calhoun | 9691 | 97.62 |
| Carroll | 20166 | 97.14 |
| Cass | 12821 | 97.67 |
| Cedar | 18043 | 97.50 |
| Cerro Gordo | 40884 | 94.80 |
| Cherokee | 11128 | 95.45 |
| Chickasaw | 11531 | 96.00 |
| Clarke | 8214 | 84.26 |
| Clay | 15680 | 95.70 |
| Clayton | 16700 | 97.99 |
| Clinton | 44921 | 96.69 |
| Crawford | 11613 | 70.28 |
| Dallas | 93163 | 93.46 |
| Davis | 8966 | 98.42 |
| Decatur | 7434 | 97.24 |
| Delaware | 17244 | 98.61 |
| Des Moines | 37665 | 96.80 |
| Dickinson | 17297 | 97.71 |
| Dubuque | 96289 | 97.00 |
| Emmet | 8501 | 90.55 |
| Fayette | 18989 | 97.34 |
| Floyd | 15077 | 96.48 |
| Franklin | 8385 | 83.69 |
| Fremont | 6415 | 97.12 |
| Greene | 8515 | 97.08 |
| Grundy | 12184 | 98.82 |
| Guthrie | 10349 | 97.42 |
| Hamilton | 13574 | 90.26 |
| Hancock | 10181 | 94.31 |
| Hardin | 16060 | 95.15 |
| Harrison | 14289 | 97.99 |
| Henry | 19399 | 94.71 |
| Howard | 9211 | 97.28 |
| Humboldt | 9167 | 95.52 |
| Ida | 6750 | 96.36 |
| Iowa | 16167 | 97.03 |
| Jackson | 19248 | 98.78 |
| Jasper | 36726 | 97.13 |
| Jefferson | 15053 | 96.11 |
| Johnson | 142656 | 93.33 |
| Jones | 20149 | 97.59 |
| Keokuk | 9818 | 97.86 |
| Kossuth | 14225 | 95.93 |
| Lee | 32445 | 96.69 |
| Linn | 221388 | 96.13 |
| Louisa | 9109 | 84.06 |
| Lucas | 8436 | 97.71 |
| Lyon | 11527 | 96.59 |
| Madison | 16232 | 98.09 |
| Mahaska | 21710 | 97.84 |
| Marion | 32714 | 97.91 |
| Marshall | 30965 | 77.21 |
| Mills | 14023 | 96.82 |
| Mitchell | 10372 | 98.17 |
| Monona | 8515 | 97.30 |
| Monroe | 7460 | 98.46 |
| Montgomery | 9959 | 96.41 |
| Muscatine | 35466 | 82.03 |
| O'Brien | 13197 | 93.06 |
| Osceola | 5589 | 90.26 |
| Page | 14747 | 96.95 |
| Palo Alto | 8722 | 96.95 |
| Plymouth | 24202 | 94.18 |
| Pocahontas | 6724 | 95.00 |
| Polk | 444346 | 90.24 |
| Pottawattamie | 86007 | 91.82 |
| Poweshiek | 18133 | 97.17 |
| Ringgold | 4592 | 98.48 |
| Sac | 9460 | 96.39 |
| Scott | 162577 | 93.08 |
| Shelby | 11334 | 96.49 |
| Sioux | 30958 | 86.30 |
| Story | 93505 | 94.89 |
| Tama | 15331 | 89.47 |
| Taylor | 5497 | 93.23 |
| Union | 11739 | 96.71 |
| Van Buren | 7089 | 98.42 |
| Wapello | 31105 | 87.78 |
| Warren | 50745 | 96.84 |
| Washington | 20953 | 92.86 |
| Wayne | 6436 | 99.06 |
| Webster | 34936 | 94.42 |
| Winnebago | 10085 | 94.44 |
| Winneshiek | 19485 | 97.09 |
| Woodbury | 87195 | 82.31 |
| Worth | 7232 | 97.17 |
| Wright | 10549 | 81.50 |