Winnebago County, Iowa
| Donald Trump ✓Republican | 64.4% | 3,636 |
|---|---|---|
| Kamala HarrisDemocratic | 33.8% | 1,909 |
| Robert F Kennedy Jr.We The People | 1.0% | 56 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −45.9% |
| 1896 | −45.2% |
| 1900 | −61.2% |
| 1904 | −81.7% |
| 1908 | −54.3% |
| 1912 | −6.4% |
| 1916 | −48.1% |
| 1920 | −76.7% |
| 1924 | −42.9% |
| 1928 | −43.8% |
| 1932 | +23.1% |
| 1936 | +9.1% |
| 1940 | −4.0% |
| 1944 | −2.8% |
| 1948 | −0.2% |
| 1952 | −41.1% |
| 1956 | −21.8% |
| 1960 | −24.7% |
| 1964 | +22.4% |
| 1968 | −23.2% |
| 1972 | −29.6% |
| 1976 | −5.8% |
| 1980 | −24.7% |
| 1984 | −15.0% |
| 1988 | −1.0% |
| 1992 | −1.4% |
| 1996 | +8.5% |
| 2000 | +0.5% |
| 2004 | −7.9% |
| 2008 | +8.6% |
| 2012 | −0.1% |
| 2016 | −25.9% |
| 2020 | −26.3% |
| 2024 | −30.6% |
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 7,995 | 2,048 | 2,864 | 3,082 | 1 |
| 2010 | 7,832 | 1,941 | 2,901 | 2,987 | 3 |
| 2012 | 7,824 | 1,718 | 3,167 | 2,935 | 4 |
| 2014 | 7,902 | 1,690 | 3,063 | 3,143 | 6 |
| 2016 | 7,890 | 1,696 | 3,021 | 3,155 | 18 |
| 2018 | 7,904 | 1,647 | 2,907 | 3,315 | 35 |
| 2020 | 8,037 | 1,899 | 3,130 | 2,957 | 51 |
| 2022 | 8,079 | 1,753 | 3,327 | 2,950 | 49 |
| 2024 | 7,945 | 1,583 | 3,268 | 3,047 | 47 |
Winnebago County's roughly 11,700 residents are concentrated in Forest City, the county seat, and have shifted steadily rightward in presidential voting over the past decade, reaching a 30-point Republican margin in 2024.
Across the recorded series it reached a Democratic high of 23.1 points in 1932 and a Republican high of 81.7 points in 1904. Between 2020 and 2024 the county moved 4.3 points toward the Republican candidate; the 2024 margin was 30.6 points.
A population of 10,583, a 89% non-Hispanic-white share, and a median household income of $67,642 describe the county. The county's voting pattern over the last decade is most similar to that of Monroe County and Kewaunee County.
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Winnebago County, Iowa. Akashic. https://akashic.app/county/19189/. Accessed May 20, 2026. License: CC BY 4.0.