| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 4,501 | 10,809 | 15,506 | |
| 2020 | R | 4,524 | 9,893 | 14,603 | |
| 2016 | R | 3,794 | 8,124 | 12,542 | |
| 2012 | R | 5,760 | 6,661 | 12,583 | |
| 2008 | D | 6,590 | 6,391 | 13,241 | |
| 2004 | R | 6,343 | 6,770 | 13,227 | |
| 2000 | R | 5,573 | 5,743 | 11,629 | |
| 1996 | D | 5,494 | 3,670 | 10,692 | |
| 1992 | D | 4,457 | 3,616 | 10,776 | |
| 1988 | R | 4,164 | 4,746 | 8,986 | |
| 1984 | R | 3,368 | 5,401 | 8,844 | |
| 1980 | R | 3,733 | 4,509 | 8,825 | |
| 1976 | R | 3,719 | 3,794 | 7,567 | |
| 1972 | R | 2,016 | 3,484 | 5,625 | |
| 1968 | R | 1,668 | 2,840 | 5,022 | |
| 1964 | D | 2,725 | 1,941 | 4,683 | |
| 1960 | R | 1,424 | 3,282 | 4,712 | |
| 1956 | R | 1,117 | 3,121 | 4,248 | |
| 1952 | R | 936 | 3,031 | 3,996 | |
| 1948 | R | 963 | 2,062 | 3,104 | |
| 1944 | R | 985 | 2,457 | 3,464 | |
| 1940 | R | 1,294 | 2,741 | 4,044 | |
| 1936 | R | 1,533 | 1,645 | 3,343 | |
| 1932 | D | 1,661 | 1,378 | 3,142 | |
| 1928 | R | 341 | 1,795 | 2,143 | |
| 1924 | R | 255 | 1,908 | 2,435 | |
| 1920 | R | 313 | 1,687 | 2,144 | |
| 1916 | R | 729 | 935 | 1,768 | |
| 1912 | R | 331 | 638 | 1,633 | |
| 1908 | R | 386 | 1,168 | 1,637 | |
| 1904 | R | 231 | 1,093 | 1,375 | |
| 1900 | R | 299 | 978 | 1,300 | |
| 1896 | R | 323 | 748 | 1,115 | |
| 1892 | R | 325 | 531 | 874 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Gladwin's population of roughly 26,000 skews older and heavily white, anchored by small-town economies and lake-country tourism. Its R+40.7 margin in 2024 places it among Michigan's most reliably Republican counties by a substantial distance.
The Democratic margin in Gladwin County peaked at seventeen points in 1996. By 2012 the county had flipped, voting Republican for the first time in many years. The 2024 margin was forty-one points, the most Republican-leaning result in the county's modern history.
The economic context is the key. Gladwin County's median household income of $55,349 sits well below state and national norms, and 15% of residents live below the federal poverty line. The shift here is part of a broader realignment of working-class places across the country. The county's voting pattern over the last decade is most similar to that of Ogemaw County and Carbon County.