| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 41,238 | 67,549 | 112,054 | |
| 2020 | R | 40,695 | 65,949 | 112,649 | |
| 2016 | R | 23,131 | 40,235 | 86,006 | |
| 2012 | R | 19,841 | 54,224 | 76,290 | |
| 2008 | R | 25,666 | 45,885 | 73,394 | |
| 2004 | R | 19,862 | 51,199 | 72,691 | |
| 2000 | R | 19,890 | 39,254 | 62,742 | |
| 1996 | R | 21,404 | 27,443 | 56,242 | |
| 1992 | R | 17,795 | 26,812 | 68,216 | |
| 1988 | R | 21,431 | 39,676 | 62,018 | |
| 1984 | R | 18,346 | 44,590 | 63,334 | |
| 1980 | R | 15,404 | 43,807 | 62,599 | |
| 1976 | R | 23,111 | 34,811 | 59,684 | |
| 1972 | R | 14,503 | 37,753 | 55,334 | |
| 1968 | R | 20,465 | 27,034 | 51,182 | |
| 1964 | D | 29,666 | 20,206 | 49,872 | |
| 1960 | D | 24,239 | 22,293 | 46,563 | |
| 1956 | R | 17,747 | 22,542 | 40,289 | |
| 1952 | R | 19,795 | 20,692 | 40,487 | |
| 1948 | D | 20,861 | 12,445 | 33,559 | |
| 1944 | D | 19,639 | 9,518 | 29,205 | |
| 1940 | D | 18,037 | 7,946 | 26,007 | |
| 1936 | D | 17,594 | 4,989 | 22,826 | |
| 1932 | D | 11,541 | 8,019 | 20,549 | |
| 1928 | R | 8,361 | 9,934 | 18,468 | |
| 1924 | R | 3,970 | 7,382 | 16,931 | |
| 1920 | R | 5,239 | 7,122 | 14,045 | |
| 1916 | D | 8,139 | 4,720 | 13,313 | |
| 1912 | R | 2,986 | 3,171 | 10,818 | |
| 1908 | R | 3,965 | 5,881 | 10,490 | |
| 1904 | R | 3,108 | 6,331 | 10,153 | |
| 1900 | R | 4,092 | 4,585 | 8,759 | |
| 1896 | D | 6,343 | 1,373 | 7,716 | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Weber County's largest city, Ogden, adds urban density to an otherwise suburban and exurban electorate, yet the county has delivered Republican presidential margins above 20 points in recent cycles, reflecting Utah's broader Intermountain West patterns.
The Republican margin in Weber County reached its widest at forty-five points in 1980. The margin in 2024 was twenty-three points, in line with the county's deep historical pattern.
Weber County's loyalty is rooted in its place. Median household income of $90,005, a 83% non-Hispanic-white share, and a population of 269,648 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 Wasatch County and Morgan County.