Boone County, Missouri
| Kamala Harris ✓Democratic | 53.8% | 48,452 |
|---|---|---|
| Donald TrumpRepublican | 44.0% | 39,673 |
| Chase OliverLibertarian | 1.2% | 1,037 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | +44.1% |
| 1896 | +49.4% |
| 1900 | +47.4% |
| 1904 | +39.8% |
| 1908 | +39.9% |
| 1912 | +51.4% |
| 1916 | +43.6% |
| 1920 | +36.2% |
| 1924 | +41.3% |
| 1928 | +26.6% |
| 1932 | +55.5% |
| 1936 | +51.0% |
| 1940 | +40.8% |
| 1944 | +39.6% |
| 1948 | +40.3% |
| 1952 | +15.0% |
| 1956 | +11.9% |
| 1960 | +4.8% |
| 1964 | +31.5% |
| 1968 | −0.6% |
| 1972 | −12.3% |
| 1976 | +3.7% |
| 1980 | +5.7% |
| 1984 | −15.7% |
| 1988 | +3.0% |
| 1992 | +11.7% |
| 1996 | +5.7% |
| 2000 | +0.6% |
| 2004 | −0.2% |
| 2008 | +12.0% |
| 2012 | +3.1% |
| 2016 | +5.9% |
| 2020 | +12.5% |
| 2024 | +9.7% |
| Year | Total registered |
|---|---|
| 2016 | 131,371 |
| 2018 | 121,787 |
| 2020 | 131,637 |
| 2022 | 121,483 |
| 2024 | 124,545 |
Home to the University of Missouri, Boone County posts Democratic margins unusual for rural Missouri — Biden carried it by double digits in 2020, and Harris held similar ground in 2024, anchored by student and faculty turnout in Columbia.
Across the recorded series it reached a Democratic high of 55.5 points in 1932 and a Republican high of 15.7 points in 1984. Between 2020 and 2024 the county moved 2.8 points toward the Republican candidate; the 2024 margin was 9.7 points.
A population of 188,043, a 76% non-Hispanic-white share, and a median household income of $72,758 describe the county. The county's voting pattern over the last decade is most similar to that of Chatham County and Missoula County.
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Boone County, Missouri. Akashic. https://akashic.app/county/29019/. Accessed May 20, 2026. License: CC BY 4.0.