| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 34,759 | 47,681 | 83,619 | |
| 2020 | R | 35,661 | 45,990 | 82,872 | |
| 2016 | R | 32,397 | 39,971 | 77,602 | |
| 2012 | D | 39,453 | 35,242 | 76,776 | |
| 2008 | D | 41,856 | 34,822 | 78,402 | |
| 2004 | D | 40,675 | 35,583 | 76,647 | |
| 2000 | D | 31,446 | 28,271 | 62,899 | |
| 1996 | D | 29,441 | 18,939 | 58,238 | |
| 1992 | D | 26,325 | 18,447 | 62,135 | |
| 1988 | R | 25,607 | 26,334 | 52,480 | |
| 1984 | R | 21,719 | 29,536 | 51,687 | |
| 1980 | R | 20,570 | 22,829 | 48,190 | |
| 1976 | D | 24,417 | 17,927 | 43,824 | |
| 1972 | R | 20,769 | 23,294 | 45,002 | |
| 1968 | D | 16,348 | 15,064 | 36,505 | |
| 1964 | D | 23,308 | 10,842 | 34,150 | |
| 1960 | R | 18,528 | 19,634 | 38,162 | |
| 1956 | R | 13,128 | 18,943 | 32,071 | |
| 1952 | R | 13,553 | 17,168 | 30,721 | |
| 1948 | D | 11,987 | 11,621 | 23,876 | |
| 1944 | D | 12,533 | 12,284 | 24,817 | |
| 1940 | D | 12,687 | 11,777 | 24,464 | |
| 1936 | D | 13,798 | 8,035 | 22,463 | |
| 1932 | D | 9,662 | 9,586 | 19,981 | |
| 1928 | R | 4,756 | 12,086 | 16,948 | |
| 1924 | R | 2,994 | 8,583 | 13,749 | |
| 1920 | R | 5,405 | 8,231 | 13,953 | |
| 1916 | D | 4,269 | 3,142 | 7,683 | |
| 1912 | D | 2,855 | 1,162 | 7,387 | |
| 1908 | R | 3,625 | 4,129 | 8,071 | |
| 1904 | R | 2,486 | 4,712 | 7,541 | |
| 1900 | R | 3,651 | 4,311 | 8,184 | |
| 1896 | R | 3,995 | 4,073 | 8,144 | |
| 1892 | R | 2,953 | 3,310 | 6,778 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Portage County, anchored by Kent State University, shifted from a perennial swing county to a consistent Republican margin over the past decade, a trajectory that mirrors broader trends in Ohio's mid-sized exurban communities.
The Democratic margin in Portage County has rarely exceeded thirty-seven points in modern history; the Republican margin has rarely exceeded forty-three points. 2024 delivered the county to the Republican candidate by fifteen points.
Portage County's demographics resemble the country more than they resemble most counties. A 87% non-Hispanic-white share, a 12% poverty rate, and a median household income of $75,766 — all within the broad national range. The county's voting pattern over the last decade is most similar to that of Hardeman County and Lake County.
