Jackson County, South Dakota
| Donald Trump ✓Republican | 66.7% | 753 |
|---|---|---|
| Kamala HarrisDemocratic | 31.6% | 357 |
| Robert F KennedyIndependent | 1.4% | 16 |
| Year | Margin (D minus R) |
|---|---|
| 1916 | −0.7% |
| 1920 | −46.1% |
| 1924 | −35.5% |
| 1928 | −17.5% |
| 1932 | +37.6% |
| 1936 | +11.2% |
| 1940 | −9.5% |
| 1944 | −14.3% |
| 1948 | −6.8% |
| 1952 | −39.6% |
| 1956 | −12.0% |
| 1960 | −18.5% |
| 1964 | +11.4% |
| 1968 | −18.1% |
| 1972 | −27.2% |
| 1976 | −12.4% |
| 1980 | −42.5% |
| 1984 | −42.2% |
| 1988 | −19.4% |
| 1992 | −23.6% |
| 1996 | −19.1% |
| 2000 | −35.4% |
| 2004 | −17.2% |
| 2008 | −20.6% |
| 2012 | −21.2% |
| 2016 | −36.4% |
| 2020 | −34.0% |
| 2024 | −35.1% |
Jackson County's roughly 3,000 residents are spread across nearly 3,000 square miles of western South Dakota rangeland, and the county has backed Republican presidential nominees by double-digit margins in every cycle for decades.
Across the recorded series it reached a Democratic high of 37.6 points in 1932 and a Republican high of 46.1 points in 1920. Between 2020 and 2024 the county moved 1.1 points toward the Republican candidate; the 2024 margin was 35.1 points.
A population of 2,802, a 37% non-Hispanic-white share, and a median household income of $35,417 describe the county. The county's voting pattern over the last decade is most similar to that of Campbell County and McPherson County.
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Jackson County, South Dakota. Akashic. https://akashic.app/county/46071/. Accessed May 20, 2026. License: CC BY 4.0.