| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 2,004 | 16,006 | 18,342 | |
| 2020 | R | 1,935 | 16,975 | 19,566 | |
| 2016 | R | 1,324 | 15,778 | 18,199 | |
| 2012 | R | 2,163 | 14,953 | 17,571 | |
| 2008 | R | 2,990 | 13,011 | 16,320 | |
| 2004 | R | 2,464 | 12,415 | 15,099 | |
| 2000 | R | 1,967 | 10,203 | 12,540 | |
| 1996 | R | 3,468 | 6,382 | 11,889 | |
| 1992 | R | 2,709 | 5,315 | 11,208 | |
| 1988 | R | 2,288 | 6,702 | 9,112 | |
| 1984 | R | 1,525 | 8,387 | 9,995 | |
| 1980 | R | 1,400 | 5,613 | 7,669 | |
| 1976 | R | 1,620 | 3,306 | 4,995 | |
| 1972 | R | 783 | 2,953 | 3,755 | |
| 1968 | R | 558 | 1,694 | 2,541 | |
| 1964 | R | 1,196 | 1,606 | 2,802 | |
| 1960 | R | 861 | 1,575 | 2,436 | |
| 1956 | R | 656 | 1,473 | 2,129 | |
| 1952 | R | 666 | 1,823 | 2,494 | |
| 1948 | R | 856 | 1,201 | 2,071 | |
| 1944 | R | 894 | 1,514 | 2,408 | |
| 1940 | R | 1,128 | 1,540 | 2,675 | |
| 1936 | D | 1,435 | 1,322 | 2,784 | |
| 1932 | D | 1,728 | 1,161 | 2,980 | |
| 1928 | R | 744 | 1,528 | 2,297 | |
| 1924 | R | 443 | 1,121 | 2,141 | |
| 1920 | R | 493 | 1,027 | 1,540 | |
| 1916 | D | 690 | 448 | 1,160 | |
| 1912 | D | 361 | 186 | 740 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Campbell County's coal and oil economy anchors a voter profile that delivered a 76-point Republican presidential margin in 2024, placing it among the most one-sided large counties in the country.
The Republican margin in Campbell County reached its widest at seventy-nine points in 2016. The margin in 2024 was seventy-six points, in line with the county's deep historical pattern.
Campbell County's loyalty is rooted in its place. Median household income of $89,869, a 86% non-Hispanic-white share, and a population of 47,240 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 Weston County and Converse County.
