| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | D | 381,564 | 252,140 | 656,747 | |
| 2020 | D | 440,808 | 259,405 | 718,440 | |
| 2016 | D | 326,023 | 189,789 | 562,285 | |
| 2012 | D | 300,503 | 202,514 | 517,582 | |
| 2008 | D | 316,506 | 213,583 | 542,859 | |
| 2004 | D | 236,657 | 235,539 | 477,866 | |
| 2000 | D | 212,792 | 195,619 | 431,550 | |
| 1996 | D | 203,019 | 166,049 | 407,414 | |
| 1992 | D | 197,540 | 160,366 | 453,512 | |
| 1988 | R | 188,557 | 201,832 | 395,690 | |
| 1984 | R | 159,128 | 204,922 | 368,841 | |
| 1980 | R | 130,031 | 153,721 | 322,120 | |
| 1976 | D | 144,203 | 123,110 | 275,876 | |
| 1972 | R | 137,287 | 141,218 | 288,221 | |
| 1968 | D | 118,769 | 97,177 | 233,246 | |
| 1964 | D | 149,668 | 77,871 | 227,871 | |
| 1960 | D | 109,695 | 84,252 | 194,756 | |
| 1956 | D | 82,134 | 67,686 | 150,080 | |
| 1952 | D | 67,053 | 63,788 | 131,641 | |
| 1948 | D | 54,197 | 35,074 | 92,842 | |
| 1944 | D | 49,204 | 24,611 | 74,218 | |
| 1940 | D | 51,351 | 23,201 | 75,416 | |
| 1936 | D | 47,265 | 12,119 | 60,184 | |
| 1932 | D | 36,370 | 14,553 | 52,465 | |
| 1928 | R | 19,684 | 20,762 | 40,849 | |
| 1924 | R | 2,285 | 13,400 | 32,617 | |
| 1920 | R | 7,150 | 15,634 | 24,100 | |
| 1916 | D | 14,538 | 10,696 | 26,613 | |
| 1912 | D | 9,869 | 0 | 19,205 | |
| 1908 | R | 4,533 | 6,515 | 11,814 | |
| 1904 | R | 2,384 | 6,666 | 10,220 | |
| 1900 | R | 4,325 | 5,506 | 10,051 | |
| 1896 | D | 4,831 | 4,600 | 9,648 | |
| 1892 | R | 3,498 | 4,362 | 8,917 | |
| 1888 | R | 3,447 | 4,769 | 8,460 | |
| 1884 | R | 2,659 | 4,367 | 7,260 | |
| 1880 | R | 2,817 | 3,794 | 6,762 | |
| 1876 | R | 2,484 | 3,838 | 6,322 |
Sacramento County anchors California's capital region and has voted Democratic in every presidential race since 1992, though its fast-growing outer suburbs have gradually compressed the margin from the blowout levels seen two decades ago.
The Democratic margin in Sacramento County has been steady. It reached its modern peak at fifty-eight points in 1936; the 2024 margin was twenty points, still in line with the county's long pattern.
Sacramento County's political identity is inseparable from its demographic profile: a 45% non-Hispanic-white share, a median household income of $92,175, and the full diversity of a major metropolitan center. The county's voting pattern resembles other major urban centers most closely — Bibb County and Williamsburg city.
