Wapello County, Iowa
| Donald Trump ✓Republican | 65.0% | 9,479 |
|---|---|---|
| Kamala HarrisDemocratic | 33.6% | 4,896 |
| Robert F Kennedy Jr.We The People | 0.9% | 127 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −3.4% |
| 1896 | −3.3% |
| 1900 | −9.4% |
| 1904 | −30.1% |
| 1908 | −9.1% |
| 1912 | +4.1% |
| 1916 | −4.4% |
| 1920 | −39.6% |
| 1924 | −39.4% |
| 1928 | −33.0% |
| 1932 | +13.2% |
| 1936 | +15.8% |
| 1940 | +13.5% |
| 1944 | +13.0% |
| 1948 | +15.6% |
| 1952 | −5.1% |
| 1956 | +2.6% |
| 1960 | +0.4% |
| 1964 | +43.2% |
| 1968 | +8.3% |
| 1972 | −5.2% |
| 1976 | +20.1% |
| 1980 | +8.2% |
| 1984 | +19.4% |
| 1988 | +30.8% |
| 1992 | +23.7% |
| 1996 | +24.4% |
| 2000 | +13.5% |
| 2004 | +10.3% |
| 2008 | +13.5% |
| 2012 | +11.9% |
| 2016 | −20.4% |
| 2020 | −23.6% |
| 2024 | −31.4% |
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 23,695 | 11,421 | 4,888 | 7,381 | 5 |
| 2010 | 23,697 | 10,802 | 5,603 | 7,283 | 9 |
| 2012 | 23,940 | 10,297 | 5,715 | 7,906 | 22 |
| 2014 | 23,107 | 9,687 | 5,461 | 7,916 | 43 |
| 2016 | 22,854 | 9,233 | 5,806 | 7,725 | 90 |
| 2018 | 22,112 | 8,632 | 5,654 | 7,714 | 112 |
| 2020 | 22,286 | 8,201 | 6,550 | 7,383 | 152 |
| 2022 | 21,668 | 7,257 | 6,891 | 7,349 | 171 |
| 2024 | 21,487 | 6,518 | 7,158 | 7,629 | 182 |
Wapello County, anchored by Ottumwa along the Des Moines River, was a union-labor stronghold that backed Democrats into the 2000s; by 2024 it recorded an R+31 presidential margin, tracing one of Iowa's steepest partisan realignments.
Across the recorded series it reached a Democratic high of 43.2 points in 1964 and a Republican high of 39.6 points in 1920. Between 2020 and 2024 the county moved 7.8 points toward the Republican candidate; the 2024 margin was 31.4 points.
A population of 35,362, a 76% non-Hispanic-white share, and a median household income of $64,766 describe the county. The county's voting pattern over the last decade is most similar to that of Boone County and Lee County.
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Wapello County, Iowa. Akashic. https://akashic.app/county/19179/. Accessed May 20, 2026. License: CC BY 4.0.