| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 2,140 | 10,370 | 12,584 | |
| 2020 | R | 2,347 | 9,876 | 12,327 | |
| 2016 | R | 2,264 | 8,637 | 11,156 | |
| 2012 | R | 2,820 | 8,038 | 10,999 | |
| 2008 | R | 2,863 | 8,178 | 11,131 | |
| 2004 | R | 2,912 | 7,369 | 10,366 | |
| 2000 | R | 2,798 | 4,995 | 8,026 | |
| 1996 | R | 2,992 | 3,524 | 7,861 | |
| 1992 | R | 2,544 | 3,695 | 7,871 | |
| 1988 | R | 2,144 | 4,374 | 6,564 | |
| 1984 | R | 1,916 | 4,608 | 6,525 | |
| 1980 | R | 3,110 | 3,251 | 6,513 | |
| 1976 | D | 3,566 | 2,313 | 5,996 | |
| 1972 | R | 606 | 3,777 | 4,386 | |
| 1968 | D | 722 | 528 | 4,932 | |
| 1964 | R | 1,500 | 2,725 | 4,225 | |
| 1960 | D | 2,098 | 1,230 | 3,328 | |
| 1956 | D | 2,164 | 1,027 | 3,191 | |
| 1952 | D | 2,263 | 1,100 | 3,363 | |
| 1948 | D | 1,380 | 297 | 2,211 | |
| 1944 | D | 1,699 | 507 | 2,206 | |
| 1940 | D | 1,915 | 643 | 2,558 | |
| 1936 | D | 2,289 | 486 | 2,775 | |
| 1932 | D | 2,424 | 345 | 2,769 | |
| 1928 | R | 671 | 1,672 | 2,398 | |
| 1924 | D | 562 | 206 | 832 | |
| 1920 | D | 750 | 307 | 1,210 | |
| 1916 | D | 626 | 159 | 1,003 | |
| 1912 | D | 694 | 82 | 1,078 | |
| 1908 | D | 652 | 288 | 1,169 | |
| 1904 | D | 414 | 202 | 776 | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | D | 319 | 230 | 549 | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Washington County's timber and agriculture economy anchors a deeply conservative voting base; its R+65 presidential margin in 2024 places it among Florida's most lopsided rural counties in the northwest Panhandle.
The unraveling was not abrupt. The Democratic margin in Washington County peaked at seventy-five points in 1932; it narrowed steadily over the late twentieth century. The 1980 election delivered the county to the Republican party for the first time in many years, by a margin of two points. By 2024, the margin had widened further.
The economic and demographic context is severe. Washington County's median household income of $58,210 is among the lowest of any county in the United States; 17% of residents live below the federal poverty line. The county's voting pattern over the last decade is most similar to that of Clay County and Holmes County.