Butler County, Iowa
| Donald Trump ✓Republican | 71.9% | 5,784 |
|---|---|---|
| Kamala HarrisDemocratic | 26.6% | 2,144 |
| Robert F Kennedy Jr.We The People | 0.9% | 69 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −19.3% |
| 1896 | −33.9% |
| 1900 | −41.9% |
| 1904 | −52.7% |
| 1908 | −41.4% |
| 1912 | +0.7% |
| 1916 | −46.4% |
| 1920 | −74.5% |
| 1924 | −49.2% |
| 1928 | −43.5% |
| 1932 | +14.3% |
| 1936 | +2.4% |
| 1940 | −27.4% |
| 1944 | −30.4% |
| 1948 | −5.7% |
| 1952 | −55.1% |
| 1956 | −42.5% |
| 1960 | −40.4% |
| 1964 | −1.3% |
| 1968 | −45.2% |
| 1972 | −45.6% |
| 1976 | −25.0% |
| 1980 | −38.2% |
| 1984 | −32.5% |
| 1988 | −15.1% |
| 1992 | −9.3% |
| 1996 | +0.4% |
| 2000 | −16.4% |
| 2004 | −18.9% |
| 2008 | −4.7% |
| 2012 | −10.3% |
| 2016 | −36.4% |
| 2020 | −38.5% |
| 2024 | −45.2% |
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 9,981 | 2,082 | 4,529 | 3,370 | 0 |
| 2010 | 10,145 | 1,999 | 4,709 | 3,435 | 2 |
| 2012 | 10,222 | 1,905 | 4,770 | 3,540 | 7 |
| 2014 | 10,235 | 1,832 | 4,650 | 3,741 | 12 |
| 2016 | 10,116 | 1,816 | 4,678 | 3,595 | 27 |
| 2018 | 10,099 | 1,787 | 4,645 | 3,620 | 47 |
| 2020 | 10,252 | 2,023 | 4,881 | 3,295 | 53 |
| 2022 | 10,196 | 1,908 | 4,892 | 3,326 | 70 |
| 2024 | 10,277 | 1,764 | 5,053 | 3,389 | 71 |
Butler County's R+45.2 margin in 2024 places it among the most lopsided presidential results in Iowa, reflecting a largely white, agricultural population that has shifted decisively rightward over the past two decades.
Across the recorded series it reached a Democratic high of 14.3 points in 1932 and a Republican high of 74.5 points in 1920. Between 2020 and 2024 the county moved 6.7 points toward the Republican candidate; the 2024 margin was 45.2 points.
A population of 14,268, a 95% non-Hispanic-white share, and a median household income of $73,715 describe the county. The county's voting pattern over the last decade is most similar to that of Lewis County and Bath County.
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Butler County, Iowa. Akashic. https://akashic.app/county/19023/. Accessed May 20, 2026. License: CC BY 4.0.