| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 11,467 | 26,052 | 38,018 | |
| 2020 | R | 11,757 | 26,310 | 38,771 | |
| 2016 | R | 9,609 | 24,183 | 36,571 | |
| 2012 | R | 12,564 | 22,443 | 35,944 | |
| 2008 | R | 13,870 | 22,420 | 37,055 | |
| 2004 | R | 10,352 | 25,105 | 35,619 | |
| 2000 | R | 8,798 | 20,985 | 30,617 | |
| 1996 | R | 9,334 | 17,252 | 29,908 | |
| 1992 | R | 7,944 | 16,821 | 31,963 | |
| 1988 | R | 7,435 | 19,896 | 27,643 | |
| 1984 | R | 5,758 | 22,169 | 28,297 | |
| 1980 | R | 6,843 | 18,264 | 27,010 | |
| 1976 | R | 8,548 | 15,983 | 25,333 | |
| 1972 | R | 6,084 | 18,111 | 25,624 | |
| 1968 | R | 6,918 | 15,032 | 24,609 | |
| 1964 | R | 11,547 | 11,610 | 23,157 | |
| 1960 | R | 6,712 | 17,059 | 23,771 | |
| 1956 | R | 5,289 | 15,713 | 21,002 | |
| 1952 | R | 5,366 | 14,999 | 20,365 | |
| 1948 | R | 6,598 | 11,427 | 18,079 | |
| 1944 | R | 6,252 | 13,450 | 19,702 | |
| 1940 | R | 7,755 | 14,174 | 21,929 | |
| 1936 | D | 9,929 | 9,816 | 20,784 | |
| 1932 | D | 9,370 | 9,260 | 19,061 | |
| 1928 | R | 4,158 | 13,151 | 17,410 | |
| 1924 | R | 5,111 | 9,167 | 16,074 | |
| 1920 | R | 6,386 | 9,746 | 16,390 | |
| 1916 | D | 5,416 | 4,268 | 9,976 | |
| 1912 | D | 4,309 | 2,241 | 9,041 | |
| 1908 | D | 5,420 | 4,899 | 10,781 | |
| 1904 | R | 4,148 | 5,766 | 10,426 | |
| 1900 | R | 5,322 | 5,559 | 11,086 | |
| 1896 | R | 5,546 | 5,591 | 11,258 | |
| 1892 | D | 4,931 | 4,780 | 10,293 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Hancock County anchors the flat agricultural corridor of northwest Ohio, where Findlay serves as the commercial hub. Its R+38.4 margin in 2024 reflects a pattern of lopsided Republican performance that has deepened steadily over the past two decades.
The Republican margin in Hancock County reached its widest at fifty-eight points in 1984. The margin in 2024 was thirty-eight points, in line with the county's deep historical pattern.
Hancock County's loyalty is rooted in its place. Median household income of $73,141, a 89% non-Hispanic-white share, and a population of 74,866 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.