Johnston County, Oklahoma
| Donald Trump ✓Republican | 81.8% | 3,462 |
|---|---|---|
| Kamala HarrisDemocratic | 16.2% | 684 |
| Robert F. Kennedy Jr.Independent | 2.0% | 84 |
| Year | Margin (D minus R) |
|---|---|
| 1908 | +22.6% |
| 1912 | +30.8% |
| 1916 | +30.7% |
| 1920 | +3.7% |
| 1924 | +32.2% |
| 1928 | +15.2% |
| 1932 | +81.8% |
| 1936 | +61.0% |
| 1940 | +36.8% |
| 1944 | +43.1% |
| 1948 | +66.8% |
| 1952 | +29.8% |
| 1956 | +31.7% |
| 1960 | +11.7% |
| 1964 | +38.0% |
| 1968 | +5.2% |
| 1972 | −37.5% |
| 1976 | +41.6% |
| 1980 | +9.5% |
| 1984 | −9.3% |
| 1988 | +14.6% |
| 1992 | +20.9% |
| 1996 | +20.4% |
| 2000 | −6.7% |
| 2004 | −21.2% |
| 2008 | −36.9% |
| 2012 | −39.9% |
| 2016 | −57.4% |
| 2020 | −63.6% |
| 2024 | −65.7% |
Johnston County's R+65.7 margin in 2024 places it among Oklahoma's most Republican-leaning rural counties, a pattern consistent with the broader realignment of small, agrarian counties across the southern Plains over the past two decades.
Across the recorded series it reached a Democratic high of 81.8 points in 1932 and a Republican high of 65.7 points in 2024. Between 2020 and 2024 the county moved 2.1 points toward the Republican candidate; the 2024 margin was 65.7 points.
A population of 10,278, a 67% non-Hispanic-white share, and a median household income of $52,688 describe the county. The county's voting pattern over the last decade is most similar to that of Love County and Pushmataha County.
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Johnston County, Oklahoma. Akashic. https://akashic.app/county/40069/. Accessed May 20, 2026. License: CC BY 4.0.