Warren County, Missouri
| Donald Trump ✓Republican | 74.2% | 14,915 |
|---|---|---|
| Kamala HarrisDemocratic | 24.7% | 4,970 |
| Chase OliverLibertarian | 0.7% | 141 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −32.2% |
| 1896 | −41.6% |
| 1900 | −45.6% |
| 1904 | −54.0% |
| 1908 | −54.6% |
| 1912 | −31.1% |
| 1916 | −55.4% |
| 1920 | −71.8% |
| 1924 | −57.7% |
| 1928 | −44.5% |
| 1932 | −13.1% |
| 1936 | −34.6% |
| 1940 | −57.3% |
| 1944 | −57.2% |
| 1948 | −37.7% |
| 1952 | −45.5% |
| 1956 | −40.4% |
| 1960 | −35.4% |
| 1964 | −9.9% |
| 1968 | −38.3% |
| 1972 | −48.5% |
| 1976 | −19.3% |
| 1980 | −33.1% |
| 1984 | −44.8% |
| 1988 | −20.5% |
| 1992 | +3.0% |
| 1996 | −3.8% |
| 2000 | −13.5% |
| 2004 | −18.0% |
| 2008 | −12.6% |
| 2012 | −26.8% |
| 2016 | −45.6% |
| 2020 | −45.9% |
| 2024 | −49.5% |
| Year | Total registered |
|---|---|
| 2016 | 22,584 |
| 2018 | 22,504 |
| 2020 | 24,943 |
| 2022 | 25,881 |
| 2024 | 28,204 |
Warren County's R+49.5 presidential margin in 2024 places it among Missouri's most lopsided exurban counties, reflecting the broad rural and small-town realignment that has reshaped the state's political map over the past decade.
Across the recorded series it reached a Democratic high of 3.0 points in 1992 and a Republican high of 71.8 points in 1920. Between 2020 and 2024 the county moved 3.6 points toward the Republican candidate; the 2024 margin was 49.5 points.
A population of 37,177, a 89% non-Hispanic-white share, and a median household income of $81,209 describe the county. The county's voting pattern over the last decade is most similar to that of Franklin County and Morgan County.
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Warren County, Missouri. Akashic. https://akashic.app/county/29219/. Accessed May 20, 2026. License: CC BY 4.0.