| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 1,101 | 3,577 | 4,714 | |
| 2020 | R | 1,339 | 3,470 | 4,864 | |
| 2016 | R | 1,165 | 2,983 | 4,238 | |
| 2012 | R | 1,495 | 2,733 | 4,282 | |
| 2008 | R | 1,644 | 2,567 | 4,252 | |
| 2004 | R | 1,884 | 2,441 | 4,348 | |
| 2000 | R | 1,852 | 2,039 | 3,930 | |
| 1996 | D | 2,028 | 1,260 | 3,657 | |
| 1992 | D | 2,156 | 1,245 | 4,288 | |
| 1988 | D | 2,255 | 1,857 | 4,129 | |
| 1984 | R | 2,111 | 2,336 | 4,463 | |
| 1980 | D | 2,015 | 1,666 | 3,730 | |
| 1976 | D | 1,860 | 1,291 | 3,167 | |
| 1972 | R | 1,106 | 1,680 | 2,790 | |
| 1968 | D | 1,260 | 637 | 2,854 | |
| 1964 | D | 1,372 | 927 | 2,303 | |
| 1960 | D | 904 | 742 | 1,691 | |
| 1956 | R | 709 | 1,126 | 1,848 | |
| 1952 | D | 970 | 877 | 1,849 | |
| 1948 | D | 703 | 200 | 1,082 | |
| 1944 | D | 1,057 | 219 | 1,381 | |
| 1940 | D | 1,253 | 167 | 1,420 | |
| 1936 | D | 919 | 129 | 1,048 | |
| 1932 | D | 861 | 84 | 951 | |
| 1928 | D | 640 | 443 | 1,083 | |
| 1924 | D | 620 | 347 | 1,051 | |
| 1920 | D | 430 | 392 | 1,130 | |
| 1916 | D | 445 | 166 | 614 | |
| 1912 | D | 339 | 85 | 460 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Marion County sits along the Caddo Lake shoreline in the Piney Woods, with a majority-minority population that nonetheless produces some of the state's widest Republican presidential margins — a pattern that has intensified over two decades.
The unraveling was not abrupt. The Democratic margin in Marion County peaked at eighty-two points in 1932; it narrowed steadily over the late twentieth century. The 2000 election delivered the county to the Republican party for the first time in many years, by a margin of five points. By 2024, the margin had widened further.
The economic and demographic context is severe. Marion County's median household income of $49,672 is among the lowest of any county in the United States; 18% of residents live below the federal poverty line. The county's voting pattern over the last decade is most similar to that of Livingston County and Ballard County.