Elections / 2018 · Governor · IA
Iowa — 2018 governor election
Akashicstate2018 gubernatorial electionIowa · GovernorGreggR+2.7
How it voted
Share of the 2018 vote
| Kim Reynolds/Adam Gregg ✓Republican | 50.3% | 667,275 |
|---|---|---|
| Fred Hubbell/Rita R HartDemocrat | 47.5% | 630,986 |
| Jake Porter/Lynne GentryLibertarian | 1.6% | 21,426 |
2018gubernatorial margin
D+60R+60
99 counties, each filled by 2018 D-vs-R margin. Hover any county for its result.
County-level results (99 counties) — table
| County | Winner | Margin |
|---|---|---|
| Adair, IA | Republican | R+30.4 |
| Adams, IA | Republican | R+35.0 |
| Allamakee, IA | Republican | R+20.4 |
| Appanoose, IA | Republican | R+25.1 |
| Audubon, IA | Republican | R+24.8 |
| Benton, IA | Republican | R+20.3 |
| Black Hawk, IA | Democratic | D+12.2 |
| Boone, IA | Republican | R+2.4 |
| Bremer, IA | Republican | R+10.7 |
| Buchanan, IA | Republican | R+6.3 |
| Buena Vista, IA | Republican | R+17.1 |
| Butler, IA | Republican | R+30.7 |
| Calhoun, IA | Republican | R+28.9 |
| Carroll, IA | Republican | R+27.6 |
| Cass, IA | Republican | R+33.1 |
| Cedar, IA | Republican | R+11.0 |
| Cerro Gordo, IA | Republican | R+3.4 |
| Cherokee, IA | Republican | R+31.3 |
| Chickasaw, IA | Republican | R+17.5 |
| Clarke, IA | Republican | R+28.6 |
| Clay, IA | Republican | R+28.2 |
| Clayton, IA | Republican | R+19.4 |
| Clinton, IA | Democratic | D+1.1 |
| Crawford, IA | Republican | R+34.0 |
| Dallas, IA | Republican | R+3.3 |
| Davis, IA | Republican | R+34.0 |
| Decatur, IA | Republican | R+29.3 |
| Delaware, IA | Republican | R+27.5 |
| Des Moines, IA | Democratic | D+8.0 |
| Dickinson, IA | Republican | R+27.5 |
| Dubuque, IA | Democratic | D+1.3 |
| Emmet, IA | Republican | R+24.3 |
| Fayette, IA | Republican | R+13.1 |
| Floyd, IA | Republican | R+8.8 |
| Franklin, IA | Republican | R+30.9 |
| Fremont, IA | Republican | R+32.0 |
| Greene, IA | Republican | R+15.9 |
| Grundy, IA | Republican | R+33.2 |
| Guthrie, IA | Republican | R+28.4 |
| Hamilton, IA | Republican | R+17.9 |
| Hancock, IA | Republican | R+37.2 |
| Hardin, IA | Republican | R+23.7 |
| Harrison, IA | Republican | R+33.7 |
| Henry, IA | Republican | R+17.3 |
| Howard, IA | Republican | R+17.3 |
| Humboldt, IA | Republican | R+39.1 |
| Ida, IA | Republican | R+50.3 |
| Iowa, IA | Republican | R+20.1 |
| Jackson, IA | Republican | R+13.5 |
| Jasper, IA | Republican | R+7.2 |
| Jefferson, IA | Democratic | D+8.5 |
| Johnson, IA | Democratic | D+45.0 |
| Jones, IA | Republican | R+12.8 |
| Keokuk, IA | Republican | R+34.8 |
| Kossuth, IA | Republican | R+27.9 |
| Lee, IA | Democratic | D+3.3 |
| Linn, IA | Democratic | D+14.0 |
| Louisa, IA | Republican | R+21.4 |
| Lucas, IA | Republican | R+32.5 |
| Lyon, IA | Republican | R+66.1 |
| Madison, IA | Republican | R+26.3 |
| Mahaska, IA | Republican | R+41.9 |
| Marion, IA | Republican | R+28.1 |
| Marshall, IA | Republican | R+1.0 |
| Mills, IA | Republican | R+27.7 |
| Mitchell, IA | Republican | R+22.3 |
| Monona, IA | Republican | R+36.5 |
| Monroe, IA | Republican | R+31.4 |
| Montgomery, IA | Republican | R+36.0 |
| Muscatine, IA | Republican | R+3.0 |
| O'Brien, IA | Republican | R+54.3 |
| Osceola, IA | Republican | R+59.3 |
| Page, IA | Republican | R+33.1 |
| Palo Alto, IA | Republican | R+24.4 |
| Plymouth, IA | Republican | R+48.3 |
| Pocahontas, IA | Republican | R+36.2 |
| Polk, IA | Democratic | D+18.3 |
| Pottawattamie, IA | Republican | R+14.1 |
| Poweshiek, IA | Republican | R+1.9 |
| Ringgold, IA | Republican | R+29.0 |
| Sac, IA | Republican | R+39.7 |
| Scott, IA | Democratic | D+3.5 |
| Shelby, IA | Republican | R+41.2 |
| Sioux, IA | Republican | R+72.9 |
| Story, IA | Democratic | D+20.1 |
| Tama, IA | Republican | R+9.5 |
| Taylor, IA | Republican | R+35.7 |
| Union, IA | Republican | R+22.8 |
| Van Buren, IA | Republican | R+40.6 |
| Wapello, IA | Republican | R+6.9 |
| Warren, IA | Republican | R+7.7 |
| Washington, IA | Republican | R+15.8 |
| Wayne, IA | Republican | R+37.5 |
| Webster, IA | Republican | R+11.3 |
| Winnebago, IA | Republican | R+20.3 |
| Winneshiek, IA | Republican | R+0.6 |
| Woodbury, IA | Republican | R+13.0 |
| Worth, IA | Republican | R+18.7 |
| Wright, IA | Republican | R+25.5 |
presidential baselinePresident 2016R+9.3Governor 2018R+2.7vs. baselineD+6.6
Iowa's 2018 governor race ran 6.6 points more Democratic than its 2016 presidential margin.
By county — 99 counties
| County | Won | Led by | Margin | Votes |
|---|---|---|---|---|
| Polk | D | Fred Hubbell/Rita R Hart | +18.3 | 206,789 |
| Linn | D | Fred Hubbell/Rita R Hart | +14.0 | 102,054 |
| Scott | D | Fred Hubbell/Rita R Hart | +3.5 | 69,235 |
| Johnson | D | Fred Hubbell/Rita R Hart | +45.0 | 68,083 |
| Black Hawk | D | Fred Hubbell/Rita R Hart | +12.2 | 53,235 |
| Story | D | Fred Hubbell/Rita R Hart | +20.1 | 42,806 |
| Dubuque | D | Fred Hubbell/Rita R Hart | +1.4 | 42,748 |
| Dallas | R | Kim Reynolds/Adam Gregg | +3.3 | 41,724 |
| Woodbury | R | Kim Reynolds/Adam Gregg | +13.0 | 35,417 |
| Pottawattamie | R | Kim Reynolds/Adam Gregg | +14.1 | 34,110 |
| Warren | R | Kim Reynolds/Adam Gregg | +7.7 | 24,251 |
| Cerro Gordo | R | Kim Reynolds/Adam Gregg | +3.4 | 19,036 |
| Clinton | D | Fred Hubbell/Rita R Hart | +1.1 | 18,221 |
| Jasper | R | Kim Reynolds/Adam Gregg | +7.2 | 15,931 |
| Des Moines | D | Fred Hubbell/Rita R Hart | +8.0 | 15,145 |
| Marion | R | Kim Reynolds/Adam Gregg | +28.1 | 15,047 |
| Muscatine | R | Kim Reynolds/Adam Gregg | +3.0 | 14,973 |
| Sioux | R | Kim Reynolds/Adam Gregg | +72.9 | 14,941 |
| Marshall | R | Kim Reynolds/Adam Gregg | +1.0 | 14,648 |
| Webster | R | Kim Reynolds/Adam Gregg | +11.3 | 14,146 |
| Lee | D | Fred Hubbell/Rita R Hart | +3.3 | 12,629 |
| Boone | R | Kim Reynolds/Adam Gregg | +2.4 | 12,196 |
| Wapello | R | Kim Reynolds/Adam Gregg | +6.9 | 12,047 |
| Benton | R | Kim Reynolds/Adam Gregg | +20.3 | 11,622 |
| Bremer | R | Kim Reynolds/Adam Gregg | +10.7 | 11,449 |
| Plymouth | R | Kim Reynolds/Adam Gregg | +48.3 | 10,825 |
| Winneshiek | R | Kim Reynolds/Adam Gregg | +0.6 | 9,873 |
| Washington | R | Kim Reynolds/Adam Gregg | +15.8 | 9,160 |
| Carroll | R | Kim Reynolds/Adam Gregg | +27.6 | 9,024 |
| Dickinson | R | Kim Reynolds/Adam Gregg | +27.5 | 8,839 |
| Jones | R | Kim Reynolds/Adam Gregg | +12.8 | 8,603 |
| Mahaska | R | Kim Reynolds/Adam Gregg | +41.9 | 8,594 |
| Jackson | R | Kim Reynolds/Adam Gregg | +13.5 | 8,587 |
| Buchanan | R | Kim Reynolds/Adam Gregg | +6.3 | 8,490 |
| Poweshiek | R | Kim Reynolds/Adam Gregg | +1.9 | 8,315 |
| Fayette | R | Kim Reynolds/Adam Gregg | +13.2 | 8,230 |
| Cedar | R | Kim Reynolds/Adam Gregg | +11.0 | 8,113 |
| Clayton | R | Kim Reynolds/Adam Gregg | +19.4 | 7,918 |
| Delaware | R | Kim Reynolds/Adam Gregg | +27.5 | 7,670 |
| Madison | R | Kim Reynolds/Adam Gregg | +26.3 | 7,653 |
| Iowa | R | Kim Reynolds/Adam Gregg | +20.1 | 7,643 |
| Henry | R | Kim Reynolds/Adam Gregg | +17.3 | 7,446 |
| Kossuth | R | Kim Reynolds/Adam Gregg | +27.9 | 7,365 |
| Tama | R | Kim Reynolds/Adam Gregg | +9.5 | 7,323 |
| Hardin | R | Kim Reynolds/Adam Gregg | +23.7 | 7,249 |
| Jefferson | D | Fred Hubbell/Rita R Hart | +8.5 | 7,071 |
| Clay | R | Kim Reynolds/Adam Gregg | +28.2 | 6,914 |
| Buena Vista | R | Kim Reynolds/Adam Gregg | +17.1 | 6,564 |
| Hamilton | R | Kim Reynolds/Adam Gregg | +17.9 | 6,385 |
| Mills | R | Kim Reynolds/Adam Gregg | +27.7 | 6,323 |
| Floyd | R | Kim Reynolds/Adam Gregg | +8.8 | 6,315 |
| Butler | R | Kim Reynolds/Adam Gregg | +30.7 | 6,156 |
| Harrison | R | Kim Reynolds/Adam Gregg | +33.7 | 5,999 |
| O'Brien | R | Kim Reynolds/Adam Gregg | +54.3 | 5,851 |
| Cass | R | Kim Reynolds/Adam Gregg | +33.1 | 5,814 |
| Grundy | R | Kim Reynolds/Adam Gregg | +33.1 | 5,761 |
| Allamakee | R | Kim Reynolds/Adam Gregg | +20.4 | 5,679 |
| Page | R | Kim Reynolds/Adam Gregg | +33.1 | 5,633 |
| Crawford | R | Kim Reynolds/Adam Gregg | +34.0 | 5,421 |
| Chickasaw | R | Kim Reynolds/Adam Gregg | +17.5 | 5,246 |
| Lyon | R | Kim Reynolds/Adam Gregg | +66.1 | 5,186 |
| Cherokee | R | Kim Reynolds/Adam Gregg | +31.3 | 5,156 |
| Shelby | R | Kim Reynolds/Adam Gregg | +41.2 | 5,067 |
| Appanoose | R | Kim Reynolds/Adam Gregg | +25.1 | 5,047 |
| Guthrie | R | Kim Reynolds/Adam Gregg | +28.4 | 5,035 |
| Wright | R | Kim Reynolds/Adam Gregg | +25.5 | 4,946 |
| Union | R | Kim Reynolds/Adam Gregg | +22.8 | 4,895 |
| Hancock | R | Kim Reynolds/Adam Gregg | +37.2 | 4,822 |
| Winnebago | R | Kim Reynolds/Adam Gregg | +20.3 | 4,632 |
| Mitchell | R | Kim Reynolds/Adam Gregg | +22.3 | 4,525 |
| Sac | R | Kim Reynolds/Adam Gregg | +39.7 | 4,309 |
| Calhoun | R | Kim Reynolds/Adam Gregg | +28.9 | 4,309 |
| Franklin | R | Kim Reynolds/Adam Gregg | +30.9 | 4,108 |
| Greene | R | Kim Reynolds/Adam Gregg | +15.9 | 4,093 |
| Humboldt | R | Kim Reynolds/Adam Gregg | +39.1 | 4,085 |
| Keokuk | R | Kim Reynolds/Adam Gregg | +34.8 | 4,084 |
| Montgomery | R | Kim Reynolds/Adam Gregg | +36.0 | 3,965 |
| Louisa | R | Kim Reynolds/Adam Gregg | +21.4 | 3,821 |
| Monona | R | Kim Reynolds/Adam Gregg | +36.5 | 3,797 |
| Palo Alto | R | Kim Reynolds/Adam Gregg | +24.3 | 3,786 |
| Emmet | R | Kim Reynolds/Adam Gregg | +24.3 | 3,769 |
| Clarke | R | Kim Reynolds/Adam Gregg | +28.6 | 3,706 |
| Howard | R | Kim Reynolds/Adam Gregg | +17.3 | 3,621 |
| Lucas | R | Kim Reynolds/Adam Gregg | +32.5 | 3,581 |
| Worth | R | Kim Reynolds/Adam Gregg | +18.7 | 3,532 |
| Adair | R | Kim Reynolds/Adam Gregg | +30.4 | 3,444 |
| Monroe | R | Kim Reynolds/Adam Gregg | +31.4 | 3,160 |
| Davis | R | Kim Reynolds/Adam Gregg | +34.0 | 3,141 |
| Pocahontas | R | Kim Reynolds/Adam Gregg | +36.1 | 3,123 |
| Fremont | R | Kim Reynolds/Adam Gregg | +32.0 | 3,011 |
| Decatur | R | Kim Reynolds/Adam Gregg | +29.3 | 2,952 |
| Ida | R | Kim Reynolds/Adam Gregg | +50.3 | 2,948 |
| Van Buren | R | Kim Reynolds/Adam Gregg | +40.6 | 2,922 |
| Audubon | R | Kim Reynolds/Adam Gregg | +24.8 | 2,694 |
| Taylor | R | Kim Reynolds/Adam Gregg | +35.7 | 2,445 |
| Osceola | R | Kim Reynolds/Adam Gregg | +59.3 | 2,430 |
| Wayne | R | Kim Reynolds/Adam Gregg | +37.5 | 2,405 |
| Ringgold | R | Kim Reynolds/Adam Gregg | +29.0 | 2,316 |
| Adams | R | Kim Reynolds/Adam Gregg | +35.0 | 1,747 |
Same ballot, 2018IA
Source. MIT Election Data + Science Lab — 2018 gubernatorial returns · precinct returns aggregated to county. Real returns — nothing estimated.