| County | County Seat | % Correct |
|---|---|---|
| Polk | Des Moines | 93%
|
| Johnson | Iowa City | 88%
|
| Linn | Cedar Rapids | 83%
|
| Dubuque | Dubuque | 81%
|
| Woodbury | Sioux City | 79%
|
| Black Hawk | Waterloo | 76%
|
| Pottawattamie | Council Bluffs | 71%
|
| Lee | Fort Madison/Keokuk | 71%
|
| Scott | Davenport | 69%
|
| Marshall | Marshalltown | 69%
|
| Cerro Gordo | Mason City | 69%
|
| Muscatine | Muscatine | 69%
|
| Wapello | Ottumwa | 69%
|
| Boone | Boone | 67%
|
| Clinton | Clinton | 64%
|
| Clarke | Osceola | 64%
|
| Carroll | Carroll | 62%
|
| Winneshiek | Decorah | 62%
|
| Ida | Ida Grove | 62%
|
| Washington | Washington | 62%
|
| Appanoose | Centerville | 60%
|
| Floyd | Charles City | 60%
|
| Warren | Indianola | 60%
|
| Kossuth | Algona | 57%
|
| Webster | Fort Dodge | 57%
|
| Grundy | Grundy Center | 57%
|
| Plymouth | Le Mars | 57%
|
| Henry | Mount Pleasant | 57%
|
| Pocahontas | Pocahontas | 57%
|
| Sac | Sac City | 57%
|
| Des Moines | Burlington | 55%
|
| Cherokee | Cherokee | 55%
|
| Story | Nevada | 55%
|
| Jasper | Newton | 55%
|
| Clay | Spencer | 55%
|
| Buena Vista | Storm Lake | 55%
|
| Allamakee | Waukon | 55%
|
| Jones | Anamosa | 52%
|
| Madison | Winterset | 52%
|
| Audubon | Audubon | 50%
|
| Jefferson | Fairfield | 50%
|
| Marion | Knoxville | 50%
|
| Mahaska | Oskaloosa | 50%
|
| Montgomery | Red Oak | 50%
|
| Tama | Toledo | 50%
|
| Louisa | Wapello | 50%
|
| Cass | Atlantic | 48%
|
| Davis | Bloomfield | 48%
|
| Crawford | Denison | 48%
|
| Guthrie | Guthrie Center | 48%
|
| Greene | Jefferson | 48%
|
| Delaware | Manchester | 48%
|
| Dickinson | Spirit Lake | 48%
|
| Hamilton | Webster City | 48%
|
| Dallas | Adel | 45%
|
| Lucas | Chariton | 45%
|
| Union | Creston | 45%
|
| Mills | Glenwood | 45%
|
| Buchanan | Independence | 45%
|
| Keokuk | Sigourney | 45%
|
| Bremer | Waverly | 45%
|
| Page | Clarinda | 43%
|
| Clayton | Elkader | 43%
|
| Winnebago | Forest City | 43%
|
| Jackson | Maquoketa | 43%
|
| Ringgold | Mount Ayr | 43%
|
| Benton | Vinton | 43%
|
| Monroe | Albia | 40%
|
| Palo Alto | Emmetsburg | 40%
|
| Adair | Greenfield | 40%
|
| Van Buren | Keosauqua | 40%
|
| Iowa | Marengo | 40%
|
| Poweshiek | Montezuma | 40%
|
| Sioux | Orange City | 40%
|
| Lyon | Rock Rapids | 40%
|
| Taylor | Bedford | 38%
|
| Adams | Corning | 38%
|
| Franklin | Hampton | 38%
|
| Mitchell | Osage | 38%
|
| Fayette | West Union | 38%
|
| Howard | Cresco | 36%
|
| Emmet | Estherville | 36%
|
| Shelby | Harlan | 36%
|
| Chickasaw | New Hampton | 36%
|
| O'Brien | Primghar | 36%
|
| Cedar | Tipton | 36%
|
| Butler | Allison | 33%
|
| Wayne | Corydon | 33%
|
| Decatur | Leon | 33%
|
| Wright | Clarion | 31%
|
| Hardin | Eldora | 31%
|
| Worth | Northwood | 31%
|
| Monona | Onawa | 31%
|
| Humboldt | Dakota City | 29%
|
| Hancock | Garner | 29%
|
| Harrison | Logan | 29%
|
| Fremont | Sidney | 29%
|
| Calhoun | Rockwell City | 24%
|
| Osceola | Sibley | 24%
|