Gallia County, Ohio
| Donald Trump ✓Republican | 79.3% | 10,314 |
|---|---|---|
| Kamala HarrisDemocratic | 19.9% | 2,592 |
| Chase OliverIndependent | 0.4% | 50 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −27.3% |
| 1896 | −28.2% |
| 1900 | −26.8% |
| 1904 | −37.2% |
| 1908 | −28.3% |
| 1912 | +7.6% |
| 1916 | −11.2% |
| 1920 | −35.4% |
| 1924 | −28.9% |
| 1928 | −47.9% |
| 1932 | −14.6% |
| 1936 | −19.1% |
| 1940 | −29.8% |
| 1944 | −37.1% |
| 1948 | −25.1% |
| 1952 | −36.4% |
| 1956 | −42.0% |
| 1960 | −37.0% |
| 1964 | +3.6% |
| 1968 | −28.0% |
| 1972 | −46.3% |
| 1976 | −2.2% |
| 1980 | −18.1% |
| 1984 | −31.4% |
| 1988 | −20.8% |
| 1992 | −3.1% |
| 1996 | +2.0% |
| 2000 | −20.7% |
| 2004 | −22.9% |
| 2008 | −26.0% |
| 2012 | −24.9% |
| 2016 | −54.3% |
| 2020 | −55.5% |
| 2024 | −59.4% |
| Year | Total registered |
|---|---|
| 2016 | 18,831 |
| 2018 | 19,362 |
| 2020 | 18,982 |
| 2022 | 18,896 |
| 2024 | 19,031 |
Gallia County, tucked along the Ohio River in the state's Appalachian southeast, delivered a 59-point Republican presidential margin in 2024 — among the widest in the state — reflecting a rural, working-class electorate that has shifted decisively rightward over two decades.
Across the recorded series it reached a Democratic high of 7.6 points in 1912 and a Republican high of 59.4 points in 2024. Between 2020 and 2024 the county moved 3.9 points toward the Republican candidate; the 2024 margin was 59.4 points.
A population of 29,068, a 93% non-Hispanic-white share, and a median household income of $56,830 describe the county. The county's voting pattern over the last decade is most similar to that of Jackson County and Brown County.
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Gallia County, Ohio. Akashic. https://akashic.app/county/39053/. Accessed May 20, 2026. License: CC BY 4.0.