Iowa voter turnout by county
51% of eligible Iowa citizens voted in the 2022 midterm.
In the 2022 midterm, 1,222,460 of Iowa’s 2,381,736 eligible citizens voted (51.3%), so each ballot spoke for 1.9 people. In 2024, turnout was 70.3% (1.4 people per vote). Nationally, 2022 turnout was 46.0%. Vote power is highest in Woodbury County (2.5 people per vote) and lowest in Winneshiek County (1.6).
Election Day is Tuesday, November 3, 2026 — register or check your status at vote.org.
| Woodbury County | #1 | 2.5 | 39.4% | 1.7 | 59.4% |
| Crawford County | #2 | 2.5 | 40.7% | 1.7 | 60.2% |
| Buena Vista County | #3 | 2.4 | 41.1% | 1.6 | 60.7% |
| Pottawattamie County | #4 | 2.4 | 41.5% | 1.6 | 63.9% |
| Page County | #5 | 2.4 | 42.1% | 1.6 | 61.2% |
| Wapello County | #6 | 2.4 | 42.2% | 1.7 | 59.1% |
| Webster County | #7 | 2.3 | 42.6% | 1.7 | 59.4% |
| Muscatine County | #8 | 2.3 | 42.8% | 1.6 | 64.3% |
| Henry County | #9 | 2.2 | 44.6% | 1.6 | 62.0% |
| Lee County | #10 | 2.2 | 44.8% | 1.6 | 63.7% |
| Montgomery County | #11 | 2.2 | 45.2% | 1.5 | 64.9% |
| Louisa County | #12 | 2.2 | 45.7% | 1.5 | 67.1% |
| Des Moines County | #13 | 2.2 | 45.9% | 1.5 | 65.2% |
| Emmet County | #14 | 2.2 | 46.3% | 1.5 | 65.8% |
| Marshall County | #15 | 2.2 | 46.3% | 1.5 | 65.0% |
| Story County | #16 | 2.1 | 46.8% | 1.6 | 63.1% |
| Decatur County | #17 | 2.1 | 47.1% | 1.6 | 63.3% |
| Clinton County | #18 | 2.1 | 47.7% | 1.5 | 67.9% |
| Davis County | #19 | 2.1 | 47.7% | 1.6 | 62.5% |
| Black Hawk County | #20 | 2.1 | 48.0% | 1.6 | 64.3% |
| Floyd County | #21 | 2.1 | 48.7% | 1.5 | 65.1% |
| Scott County | #22 | 2.1 | 48.7% | 1.4 | 69.2% |
| Clarke County | #23 | 2.0 | 48.9% | 1.5 | 65.6% |
| Mahaska County | #24 | 2.0 | 49.0% | 1.5 | 66.4% |
| Wright County | #25 | 2.0 | 49.0% | 1.5 | 66.0% |
| Howard County | #26 | 2.0 | 49.1% | 1.4 | 70.8% |
| Harrison County | #27 | 2.0 | 49.4% | 1.4 | 71.6% |
| Wayne County | #28 | 2.0 | 49.6% | 1.5 | 65.9% |
| Jones County | #29 | 2.0 | 49.7% | 1.5 | 67.1% |
| Appanoose County | #30 | 2.0 | 49.8% | 1.4 | 69.1% |
| Keokuk County | #31 | 2.0 | 50.2% | 1.5 | 67.7% |
| Union County | #32 | 2.0 | 50.2% | 1.5 | 66.3% |
| Hardin County | #33 | 2.0 | 50.3% | 1.5 | 65.0% |
| Monona County | #34 | 2.0 | 50.4% | 1.4 | 70.5% |
| Mills County | #35 | 2.0 | 50.5% | 1.3 | 74.4% |
| Fayette County | #36 | 2.0 | 50.8% | 1.5 | 66.9% |
| Van Buren County | #37 | 2.0 | 50.8% | 1.5 | 66.3% |
| Osceola County | #38 | 2.0 | 51.2% | 1.4 | 72.0% |
| Cerro Gordo County | #39 | 1.9 | 51.5% | 1.4 | 69.8% |
| Monroe County | #40 | 1.9 | 51.5% | 1.4 | 72.7% |
| Cherokee County | #41 | 1.9 | 51.7% | 1.4 | 69.4% |
| Jasper County | #42 | 1.9 | 51.7% | 1.4 | 70.0% |
| Jackson County | #43 | 1.9 | 51.9% | 1.4 | 72.3% |
| Taylor County | #44 | 1.9 | 51.9% | 1.4 | 70.1% |
| Dubuque County | #45 | 1.9 | 52.0% | 1.4 | 70.9% |
| Franklin County | #46 | 1.9 | 52.1% | 1.4 | 71.1% |
| Fremont County | #47 | 1.9 | 52.1% | 1.3 | 75.4% |
| Plymouth County | #48 | 1.9 | 52.1% | 1.3 | 74.7% |
| Clay County | #49 | 1.9 | 52.2% | 1.4 | 69.4% |
| Calhoun County | #50 | 1.9 | 52.3% | 1.5 | 67.3% |
| Shelby County | #51 | 1.9 | 52.4% | 1.4 | 73.0% |
| O'Brien County | #52 | 1.9 | 52.6% | 1.4 | 73.8% |
| Poweshiek County | #53 | 1.9 | 52.7% | 1.4 | 69.6% |
| Cass County | #54 | 1.9 | 52.8% | 1.4 | 73.0% |
| Hancock County | #55 | 1.9 | 53.0% | 1.4 | 72.2% |
| Lucas County | #56 | 1.9 | 53.0% | 1.4 | 71.6% |
| Washington County | #57 | 1.9 | 53.0% | 1.4 | 70.2% |
| Sac County | #58 | 1.9 | 53.3% | 1.4 | 74.0% |
| Boone County | #59 | 1.9 | 53.4% | 1.4 | 74.0% |
| Carroll County | #60 | 1.9 | 53.5% | 1.4 | 72.7% |
| Mitchell County | #61 | 1.9 | 53.5% | 1.4 | 72.9% |
| Palo Alto County | #62 | 1.9 | 53.5% | 1.3 | 74.4% |
| Polk County | #63 | 1.9 | 53.5% | 1.4 | 72.3% |
| Tama County | #64 | 1.9 | 53.5% | 1.4 | 70.0% |
| Hamilton County | #65 | 1.9 | 53.6% | 1.4 | 71.3% |
| Johnson County | #66 | 1.9 | 53.6% | 1.4 | 73.2% |
| Buchanan County | #67 | 1.9 | 53.7% | 1.4 | 70.9% |
| Ida County | #68 | 1.9 | 53.7% | 1.4 | 71.6% |
| Greene County | #69 | 1.9 | 53.9% | 1.4 | 73.7% |
| Pocahontas County | #70 | 1.9 | 54.0% | 1.5 | 67.9% |
| Linn County | #71 | 1.8 | 54.1% | 1.4 | 71.5% |
| Winnebago County | #72 | 1.8 | 54.3% | 1.4 | 70.0% |
| Humboldt County | #73 | 1.8 | 55.0% | 1.4 | 72.8% |
| Cedar County | #74 | 1.8 | 55.1% | 1.3 | 74.3% |
| Adair County | #75 | 1.8 | 55.4% | 1.4 | 71.6% |
| Butler County | #76 | 1.8 | 55.6% | 1.3 | 74.3% |
| Chickasaw County | #77 | 1.8 | 56.0% | 1.4 | 71.1% |
| Clayton County | #78 | 1.8 | 56.0% | 1.4 | 71.8% |
| Marion County | #79 | 1.8 | 56.0% | 1.3 | 76.6% |
| Worth County | #80 | 1.8 | 56.2% | 1.3 | 74.5% |
| Audubon County | #81 | 1.8 | 56.5% | 1.3 | 75.8% |
| Bremer County | #82 | 1.8 | 57.0% | 1.3 | 75.4% |
| Delaware County | #83 | 1.8 | 57.0% | 1.3 | 76.1% |
| Allamakee County | #84 | 1.7 | 57.3% | 1.4 | 73.3% |
| Benton County | #85 | 1.7 | 57.4% | 1.4 | 73.8% |
| Dickinson County | #86 | 1.7 | 57.5% | 1.3 | 78.6% |
| Sioux County | #87 | 1.7 | 57.5% | 1.3 | 77.5% |
| Grundy County | #88 | 1.7 | 57.7% | 1.3 | 77.2% |
| Ringgold County | #89 | 1.7 | 58.0% | 1.3 | 75.6% |
| Lyon County | #90 | 1.7 | 58.1% | 1.2 | 81.9% |
| Jefferson County | #91 | 1.7 | 58.4% | 1.3 | 74.2% |
| Warren County | #92 | 1.7 | 58.5% | 1.2 | 81.3% |
| Iowa County | #93 | 1.7 | 59.4% | 1.3 | 77.1% |
| Adams County | #94 | 1.7 | 59.6% | 1.3 | 76.7% |
| Dallas County | #95 | 1.7 | 59.8% | 1.2 | 84.9% |
| Madison County | #96 | 1.7 | 59.9% | 1.2 | 80.2% |
| Guthrie County | #97 | 1.6 | 60.7% | 1.3 | 79.6% |
| Kossuth County | #98 | 1.6 | 61.3% | 1.3 | 76.9% |
| Winneshiek County | #99 | 1.6 | 61.4% | 1.3 | 76.7% |
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