St. Charles Parish, Louisiana
| Donald Trump ✓Republican | 65.4% | 17,443 |
|---|---|---|
| Kamala HarrisDemocratic | 33.0% | 8,812 |
| Robert F Kennedy Jr.We The People | 0.3% | 75 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −34.2% |
| 1896 | −37.6% |
| 1900 | +80.5% |
| 1904 | +92.6% |
| 1908 | +81.4% |
| 1912 | +61.4% |
| 1916 | +80.9% |
| 1920 | +33.1% |
| 1924 | +57.4% |
| 1928 | +82.4% |
| 1932 | +88.4% |
| 1936 | +88.0% |
| 1940 | +82.0% |
| 1944 | +83.6% |
| 1948 | +26.1% |
| 1952 | +42.3% |
| 1956 | −17.9% |
| 1960 | +50.5% |
| 1964 | +30.4% |
| 1968 | +15.3% |
| 1972 | −29.6% |
| 1976 | +22.6% |
| 1980 | +7.4% |
| 1984 | −19.9% |
| 1988 | −9.5% |
| 1992 | −1.7% |
| 1996 | +6.1% |
| 2000 | −14.2% |
| 2004 | −24.7% |
| 2008 | −31.2% |
| 2012 | −27.8% |
| 2016 | −30.8% |
| 2020 | −29.6% |
| 2024 | −32.3% |
St. Charles Parish lines the Mississippi River between New Orleans and Baton Rouge, its economy anchored by one of the densest concentrations of industrial plants in the country. That working-class industrial base has trended decisively Republican over recent cycles, with the 2024 presidential margin reaching R+32.3.
Across the recorded series it reached a Democratic high of 92.6 points in 1904 and a Republican high of 37.6 points in 1896. Between 2020 and 2024 the county moved 2.8 points toward the Republican candidate; the 2024 margin was 32.3 points.
A population of 51,396, a 63% non-Hispanic-white share, and a median household income of $80,897 describe the county. The county's voting pattern over the last decade is most similar to that of Tangipahoa Parish and Vernon Parish.
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St. Charles Parish, Louisiana. Akashic. https://akashic.app/county/22089/. Accessed May 20, 2026. License: CC BY 4.0.