| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 671 | 3,480 | 4,186 | |
| 2020 | R | 656 | 3,414 | 4,119 | |
| 2016 | R | 637 | 3,184 | 3,951 | |
| 2012 | R | 939 | 2,895 | 3,896 | |
| 2008 | R | 1,184 | 2,864 | 4,112 | |
| 2004 | R | 1,104 | 2,963 | 4,089 | |
| 2000 | R | 1,193 | 2,468 | 3,752 | |
| 1996 | R | 1,243 | 1,822 | 3,545 | |
| 1992 | R | 1,332 | 1,577 | 3,751 | |
| 1988 | R | 1,315 | 2,154 | 3,476 | |
| 1984 | R | 1,100 | 2,600 | 3,700 | |
| 1980 | R | 1,283 | 2,410 | 3,778 | |
| 1976 | R | 1,681 | 2,015 | 3,710 | |
| 1972 | R | 747 | 2,624 | 3,371 | |
| 1968 | R | 917 | 2,250 | 3,497 | |
| 1964 | R | 1,641 | 1,931 | 3,572 | |
| 1960 | R | 1,217 | 2,987 | 4,204 | |
| 1956 | R | 1,479 | 2,641 | 4,120 | |
| 1952 | R | 1,340 | 3,395 | 4,747 | |
| 1948 | R | 1,733 | 2,783 | 4,521 | |
| 1944 | R | 1,462 | 3,316 | 4,786 | |
| 1940 | R | 1,835 | 3,910 | 5,761 | |
| 1936 | R | 2,312 | 3,326 | 5,669 | |
| 1932 | D | 2,833 | 2,340 | 5,228 | |
| 1928 | R | 1,453 | 3,497 | 4,957 | |
| 1924 | R | 2,007 | 2,651 | 4,850 | |
| 1920 | R | 1,892 | 3,520 | 5,507 | |
| 1916 | R | 1,618 | 1,941 | 3,636 | |
| 1912 | D | 1,313 | 1,196 | 3,383 | |
| 1908 | R | 1,441 | 1,946 | 3,472 | |
| 1904 | R | 1,376 | 1,994 | 3,555 | |
| 1900 | R | 1,821 | 1,992 | 3,939 | |
| 1896 | D | 2,363 | 1,797 | 4,179 | |
| 1892 | R | 1,101 | 1,420 | 3,485 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Dade County's R+67.1 margin in 2024 places it among the most heavily Republican rural counties in Missouri, a pattern consistent with decades of demographic shift away from the old Ozarks Democratic tradition.
The Republican margin in Dade County reached its widest at sixty-seven points in 2024. The margin in 2024 was sixty-seven points, in line with the county's deep historical pattern.
Dade County's loyalty is rooted in its place. Median household income of $53,750, a 93% non-Hispanic-white share, and a population of 7,641 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Lawrence County and Barry County.
