| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 2,953 | 11,176 | 14,426 | |
| 2020 | R | 3,163 | 11,190 | 14,573 | |
| 2016 | R | 2,470 | 9,538 | 12,764 | |
| 2012 | R | 2,931 | 7,889 | 11,183 | |
| 2008 | R | 4,205 | 7,325 | 11,794 | |
| 2004 | R | 3,963 | 7,855 | 11,929 | |
| 2000 | R | 3,515 | 6,607 | 10,439 | |
| 1996 | R | 4,237 | 4,257 | 10,306 | |
| 1992 | R | 3,933 | 4,429 | 10,495 | |
| 1988 | R | 4,357 | 5,804 | 10,196 | |
| 1984 | R | 4,054 | 6,955 | 11,031 | |
| 1980 | R | 4,317 | 5,828 | 10,746 | |
| 1976 | R | 5,595 | 5,719 | 11,314 | |
| 1972 | R | 2,977 | 7,807 | 10,784 | |
| 1968 | R | 4,020 | 5,636 | 10,217 | |
| 1964 | D | 6,264 | 4,015 | 10,279 | |
| 1960 | R | 4,221 | 6,908 | 11,129 | |
| 1956 | R | 3,365 | 7,953 | 11,318 | |
| 1952 | R | 4,278 | 8,059 | 12,337 | |
| 1948 | R | 3,527 | 6,020 | 9,596 | |
| 1944 | R | 2,997 | 6,785 | 9,782 | |
| 1940 | R | 4,730 | 8,213 | 12,943 | |
| 1936 | R | 5,410 | 7,553 | 12,997 | |
| 1932 | R | 4,872 | 6,359 | 11,346 | |
| 1928 | R | 2,355 | 7,783 | 10,216 | |
| 1924 | R | 2,445 | 6,396 | 9,375 | |
| 1920 | R | 2,150 | 6,729 | 9,004 | |
| 1916 | R | 1,694 | 3,838 | 5,637 | |
| 1912 | D | 1,845 | 1,461 | 5,914 | |
| 1908 | R | 1,454 | 3,928 | 5,608 | |
| 1904 | R | 1,242 | 3,935 | 5,328 | |
| 1900 | D | 3,800 | 1,323 | 5,175 | |
| 1896 | R | 1,331 | 3,528 | 4,897 | |
| 1892 | R | 1,323 | 2,866 | 4,365 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Preston County, nestled along the Maryland border in the Allegheny Highlands, recorded an R+56.8 margin in 2024—reflecting the broad rural realignment that has reshaped Mountain State politics over the past two decades.
The Republican margin in Preston County reached its widest at fifty-seven points in 2024. The margin in 2024 was fifty-seven points, in line with the county's deep historical pattern.
Preston County's loyalty is rooted in its place. Median household income of $61,880, a 89% non-Hispanic-white share, and a population of 34,160 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 Burke County and Putnam County.
