| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 1,989 | 7,014 | 9,144 | |
| 2020 | R | 2,060 | 7,126 | 9,349 | |
| 2016 | R | 1,609 | 6,029 | 8,210 | |
| 2012 | R | 2,020 | 5,832 | 8,042 | |
| 2008 | R | 2,422 | 6,081 | 8,667 | |
| 2004 | R | 2,364 | 6,295 | 8,791 | |
| 2000 | R | 2,413 | 5,243 | 8,092 | |
| 1996 | R | 2,423 | 5,174 | 8,548 | |
| 1992 | R | 2,518 | 3,851 | 9,221 | |
| 1988 | R | 2,870 | 5,121 | 8,092 | |
| 1984 | R | 2,168 | 6,487 | 8,771 | |
| 1980 | R | 2,108 | 5,654 | 8,359 | |
| 1976 | R | 3,672 | 4,759 | 8,617 | |
| 1972 | R | 1,957 | 6,515 | 8,647 | |
| 1968 | R | 2,399 | 5,574 | 8,666 | |
| 1964 | R | 4,070 | 4,704 | 8,847 | |
| 1960 | R | 3,054 | 6,956 | 10,055 | |
| 1956 | R | 2,452 | 7,422 | 9,908 | |
| 1952 | R | 1,967 | 8,969 | 10,967 | |
| 1948 | R | 3,815 | 5,918 | 9,867 | |
| 1944 | R | 3,190 | 6,227 | 9,446 | |
| 1940 | R | 3,957 | 6,931 | 10,958 | |
| 1936 | R | 5,313 | 5,936 | 11,283 | |
| 1932 | D | 5,339 | 5,320 | 10,849 | |
| 1928 | R | 2,246 | 7,758 | 10,070 | |
| 1924 | R | 1,690 | 6,178 | 9,566 | |
| 1920 | R | 2,387 | 5,761 | 8,337 | |
| 1916 | D | 4,974 | 4,323 | 9,593 | |
| 1912 | D | 2,182 | 988 | 5,395 | |
| 1908 | R | 2,282 | 2,886 | 5,414 | |
| 1904 | R | 1,219 | 3,185 | 4,762 | |
| 1900 | R | 2,352 | 2,771 | 5,235 | |
| 1896 | D | 2,399 | 2,291 | 4,742 | |
| 1892 | R | 0 | 2,647 | 5,131 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Dickinson County, birthplace of Dwight Eisenhower, has voted Republican in every presidential race for decades, delivering a 55-point margin in 2024 against a registered-voter base that skews heavily rural and white.
The Republican margin in Dickinson County reached its widest at sixty-four points in 1952. The margin in 2024 was fifty-five points, in line with the county's deep historical pattern.
Dickinson County's loyalty is rooted in its place. Median household income of $68,417, a 91% non-Hispanic-white share, and a population of 18,445 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 Phillips County and Norton County.
