| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 20,604 | 33,844 | 55,189 | |
| 2020 | R | 21,201 | 34,143 | 56,021 | |
| 2016 | R | 17,569 | 30,227 | 51,580 | |
| 2012 | R | 19,659 | 30,589 | 51,806 | |
| 2008 | R | 21,250 | 29,096 | 51,245 | |
| 2004 | R | 19,850 | 30,370 | 50,442 | |
| 2000 | R | 15,327 | 25,417 | 42,600 | |
| 1996 | R | 14,143 | 19,662 | 39,089 | |
| 1992 | R | 11,466 | 18,200 | 40,518 | |
| 1988 | R | 11,874 | 22,339 | 34,608 | |
| 1984 | R | 9,954 | 22,369 | 32,754 | |
| 1980 | R | 9,542 | 17,762 | 30,204 | |
| 1976 | R | 10,449 | 15,004 | 26,269 | |
| 1972 | R | 7,329 | 15,624 | 23,577 | |
| 1968 | R | 7,825 | 11,857 | 22,908 | |
| 1964 | D | 12,212 | 9,423 | 21,635 | |
| 1960 | R | 8,522 | 12,491 | 21,013 | |
| 1956 | R | 4,818 | 10,971 | 15,789 | |
| 1952 | R | 4,207 | 8,975 | 13,182 | |
| 1948 | R | 2,960 | 5,535 | 8,622 | |
| 1944 | R | 3,264 | 5,295 | 8,559 | |
| 1940 | R | 3,318 | 5,371 | 8,689 | |
| 1936 | R | 3,400 | 3,620 | 7,314 | |
| 1932 | R | 2,396 | 3,836 | 6,454 | |
| 1928 | R | 1,180 | 4,161 | 5,378 | |
| 1924 | R | 635 | 3,375 | 4,662 | |
| 1920 | R | 1,081 | 3,722 | 4,853 | |
| 1916 | R | 1,345 | 1,806 | 3,218 | |
| 1912 | D | 873 | 579 | 3,178 | |
| 1908 | R | 982 | 2,596 | 3,646 | |
| 1904 | R | 544 | 2,762 | 3,400 | |
| 1900 | R | 1,117 | 2,816 | 4,036 | |
| 1896 | R | 1,260 | 2,807 | 4,116 | |
| 1892 | R | 758 | 2,267 | 3,295 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Geauga sits northeast of Cleveland with a largely rural and exurban character that has produced Republican presidential margins above 20 points in each of the last several cycles, making it a consistent anchor of the party's strength in the state's northeast corner.
The Republican margin in Geauga County reached its widest at sixty-five points in 1904. The margin in 2024 was twenty-four points, in line with the county's deep historical pattern.
Geauga County's loyalty is rooted in its place. Median household income of $107,860, a 93% non-Hispanic-white share, and a population of 95,481 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 Snyder County and Shenandoah County.