| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 5,052 | 10,693 | 15,999 | |
| 2020 | R | 4,743 | 9,779 | 14,757 | |
| 2016 | R | 3,556 | 8,266 | 12,610 | |
| 2012 | R | 4,681 | 7,011 | 11,891 | |
| 2008 | R | 5,634 | 6,752 | 12,616 | |
| 2004 | R | 4,674 | 7,470 | 12,307 | |
| 2000 | R | 4,034 | 6,108 | 10,505 | |
| 1996 | R | 3,351 | 3,638 | 8,320 | |
| 1992 | R | 3,129 | 3,393 | 9,207 | |
| 1988 | R | 2,635 | 4,620 | 7,298 | |
| 1984 | R | 2,117 | 4,639 | 6,795 | |
| 1980 | R | 2,666 | 3,771 | 7,023 | |
| 1976 | R | 2,724 | 3,155 | 5,952 | |
| 1972 | R | 1,912 | 2,854 | 4,843 | |
| 1968 | R | 1,661 | 1,871 | 3,793 | |
| 1964 | D | 2,245 | 1,214 | 3,462 | |
| 1960 | R | 1,521 | 1,944 | 3,469 | |
| 1956 | R | 1,095 | 1,930 | 3,028 | |
| 1952 | R | 865 | 1,941 | 2,818 | |
| 1948 | R | 888 | 1,392 | 2,320 | |
| 1944 | R | 912 | 1,259 | 2,182 | |
| 1940 | R | 1,119 | 1,353 | 2,480 | |
| 1936 | D | 1,280 | 1,102 | 2,447 | |
| 1932 | D | 1,377 | 1,006 | 2,493 | |
| 1928 | R | 476 | 1,049 | 1,531 | |
| 1924 | R | 249 | 1,144 | 1,550 | |
| 1920 | R | 466 | 874 | 1,365 | |
| 1916 | R | 519 | 531 | 1,080 | |
| 1912 | R | 194 | 448 | 1,047 | |
| 1908 | R | 276 | 864 | 1,192 | |
| 1904 | R | 266 | 1,239 | 1,572 | |
| 1900 | R | 436 | 1,020 | 1,501 | |
| 1896 | R | 560 | 859 | 1,446 | |
| 1892 | D | 531 | 525 | 1,103 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Otsego's population of roughly 23,000 clusters around Gaylord in Michigan's Lower Peninsula, and the county has delivered Republican presidential margins exceeding 30 points in recent cycles, making it one of the state's most reliably one-sided rural counties.
The Republican margin in Otsego County reached its widest at sixty-two points in 1904. The margin in 2024 was thirty-five points, in line with the county's deep historical pattern.
Otsego County's loyalty is rooted in its place. Median household income of $68,183, a 93% non-Hispanic-white share, and a population of 25,584 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 Nye County and Barry County.
