Union County, Arkansas
| Donald Trump ✓Republican | 66.0% | 10,196 |
|---|---|---|
| Kamala HarrisDemocratic | 32.5% | 5,019 |
| Robert F Kennedy Jr.Independent | 0.7% | 113 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | +78.2% |
| 1896 | +81.8% |
| 1900 | +56.5% |
| 1904 | +52.2% |
| 1908 | +44.4% |
| 1912 | +63.3% |
| 1916 | +72.2% |
| 1920 | +58.5% |
| 1924 | +56.8% |
| 1928 | +31.9% |
| 1932 | +90.3% |
| 1936 | +88.2% |
| 1940 | +81.4% |
| 1944 | +69.4% |
| 1948 | +54.6% |
| 1952 | +17.6% |
| 1956 | +15.7% |
| 1960 | +6.4% |
| 1964 | −9.8% |
| 1968 | −2.9% |
| 1972 | −54.0% |
| 1976 | +2.1% |
| 1980 | −14.9% |
| 1984 | −32.7% |
| 1988 | −26.9% |
| 1992 | +8.0% |
| 1996 | +14.6% |
| 2000 | −15.3% |
| 2004 | −19.2% |
| 2008 | −26.1% |
| 2012 | −26.2% |
| 2016 | −27.7% |
| 2020 | −29.5% |
| 2024 | −33.5% |
| Year | Total registered |
|---|---|
| 2018 | 27,756 |
| 2020 | 27,974 |
| 2022 | 26,531 |
| 2024 | 27,463 |
Union County anchored Arkansas's oil boom from the 1920s onward, and El Dorado remains its economic center. That extractive-industry heritage tracks closely with the county's strong Republican lean in recent cycles, with 2024 margins exceeding 33 points.
Across the recorded series it reached a Democratic high of 90.3 points in 1932 and a Republican high of 54.0 points in 1972. Between 2020 and 2024 the county moved 4.0 points toward the Republican candidate; the 2024 margin was 33.5 points.
A population of 37,900, a 59% non-Hispanic-white share, and a median household income of $55,259 describe the county. The county's voting pattern over the last decade is most similar to that of Columbia County and Johnson County.
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Union County, Arkansas. Akashic. https://akashic.app/county/05139/. Accessed May 20, 2026. License: CC BY 4.0.