| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 3,135 | 9,108 | 12,450 | |
| 2020 | R | 3,361 | 9,334 | 12,949 | |
| 2016 | R | 2,819 | 8,531 | 11,991 | |
| 2012 | R | 3,308 | 6,338 | 9,883 | |
| 2008 | R | 5,307 | 6,919 | 12,392 | |
| 2004 | R | 3,335 | 8,471 | 11,877 | |
| 2000 | R | 3,643 | 7,141 | 10,991 | |
| 1996 | R | 3,949 | 6,156 | 11,571 | |
| 1992 | R | 3,490 | 6,141 | 12,224 | |
| 1988 | R | 4,412 | 8,570 | 13,021 | |
| 1984 | R | 4,329 | 8,969 | 13,363 | |
| 1980 | R | 5,258 | 8,158 | 13,962 | |
| 1976 | R | 6,662 | 8,199 | 14,963 | |
| 1972 | R | 4,283 | 9,849 | 14,187 | |
| 1968 | R | 5,714 | 7,929 | 14,707 | |
| 1964 | D | 8,353 | 7,157 | 15,582 | |
| 1960 | R | 6,533 | 9,620 | 16,217 | |
| 1956 | R | 6,268 | 9,690 | 16,032 | |
| 1952 | R | 6,469 | 10,057 | 16,724 | |
| 1948 | R | 7,001 | 7,762 | 14,921 | |
| 1944 | R | 6,381 | 8,087 | 14,605 | |
| 1940 | R | 7,732 | 8,610 | 16,444 | |
| 1936 | D | 8,340 | 7,265 | 15,730 | |
| 1932 | D | 8,314 | 6,288 | 14,776 | |
| 1928 | R | 5,895 | 7,606 | 13,610 | |
| 1924 | R | 6,070 | 7,469 | 13,862 | |
| 1920 | R | 6,721 | 7,739 | 14,717 | |
| 1916 | D | 3,662 | 3,638 | 7,618 | |
| 1912 | D | 3,255 | 2,182 | 7,150 | |
| 1908 | D | 3,680 | 3,626 | 7,682 | |
| 1904 | R | 3,112 | 4,053 | 7,633 | |
| 1900 | R | 3,603 | 3,677 | 7,538 | |
| 1896 | D | 3,747 | 3,607 | 7,455 | |
| 1892 | R | 3,006 | 3,222 | 6,851 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Clinton County delivered a 48-point Republican presidential margin in 2024, reflecting the heavily rural, small-town character of a north-central Indiana county where Frankfort anchors an otherwise agricultural landscape.
The Republican margin in Clinton County reached its widest at forty-eight points in 2024. The margin in 2024 was forty-eight points, in line with the county's deep historical pattern.
Clinton County's loyalty is rooted in its place. Median household income of $65,019, a 82% non-Hispanic-white share, and a population of 32,944 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 Tipton County and Marshall County.
