| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 6,459 | 11,495 | 18,354 | |
| 2020 | R | 6,187 | 10,795 | 17,790 | |
| 2016 | R | 3,063 | 6,115 | 12,266 | |
| 2012 | R | 2,191 | 7,220 | 9,640 | |
| 2008 | R | 2,892 | 5,430 | 8,531 | |
| 2004 | R | 1,854 | 5,503 | 7,512 | |
| 2000 | R | 1,476 | 3,819 | 5,675 | |
| 1996 | R | 1,374 | 2,222 | 4,242 | |
| 1992 | R | 1,042 | 1,822 | 4,336 | |
| 1988 | R | 1,451 | 2,487 | 3,997 | |
| 1984 | R | 1,015 | 2,789 | 3,824 | |
| 1980 | R | 994 | 2,799 | 3,946 | |
| 1976 | R | 1,092 | 1,940 | 3,150 | |
| 1972 | R | 693 | 2,046 | 2,914 | |
| 1968 | R | 941 | 1,611 | 2,643 | |
| 1964 | D | 1,420 | 1,158 | 2,578 | |
| 1960 | R | 1,066 | 1,480 | 2,547 | |
| 1956 | R | 864 | 1,738 | 2,602 | |
| 1952 | R | 968 | 1,677 | 2,645 | |
| 1948 | D | 1,219 | 1,165 | 2,389 | |
| 1944 | D | 1,249 | 1,058 | 2,309 | |
| 1940 | D | 1,502 | 1,199 | 2,702 | |
| 1936 | D | 1,299 | 1,029 | 2,334 | |
| 1932 | D | 1,103 | 1,042 | 2,163 | |
| 1928 | R | 973 | 1,340 | 2,317 | |
| 1924 | R | 727 | 1,105 | 2,109 | |
| 1920 | R | 665 | 1,061 | 1,738 | |
| 1916 | D | 885 | 817 | 1,716 | |
| 1912 | R | 957 | 1,210 | 2,901 | |
| 1908 | R | 985 | 1,265 | 2,350 | |
| 1904 | R | 656 | 1,042 | 1,714 | |
| 1900 | D | 781 | 723 | 1,509 | |
| 1896 | D | 1,333 | 51 | 1,384 | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Wasatch County's population has climbed steadily as Heber Valley attracts second-home buyers and commuters from the Salt Lake metro, yet its presidential margins have held firmly Republican, landing at R+26.9 in 2024.
The Republican margin in Wasatch County reached its widest at fifty-two points in 2012. The margin in 2024 was twenty-seven points, in line with the county's deep historical pattern.
Wasatch County's loyalty is rooted in its place. Median household income of $117,608, a 83% non-Hispanic-white share, and a population of 36,642 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 Weber County and Brazoria County.
