| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | D | 398,981 | 170,787 | 583,975 | |
| 2020 | D | 435,860 | 161,337 | 610,349 | |
| 2016 | D | 308,260 | 127,209 | 468,720 | |
| 2012 | D | 232,788 | 140,152 | 387,057 | |
| 2008 | D | 254,017 | 136,981 | 397,714 | |
| 2004 | D | 197,235 | 147,885 | 352,113 | |
| 2000 | R | 125,526 | 141,235 | 301,263 | |
| 1996 | D | 128,970 | 98,454 | 246,301 | |
| 1992 | D | 130,546 | 88,105 | 276,235 | |
| 1988 | D | 127,783 | 105,915 | 236,084 | |
| 1984 | R | 94,124 | 124,944 | 219,813 | |
| 1980 | D | 75,028 | 73,151 | 160,093 | |
| 1976 | D | 78,585 | 71,031 | 152,213 | |
| 1972 | R | 54,157 | 70,561 | 125,329 | |
| 1968 | D | 39,667 | 34,309 | 82,520 | |
| 1964 | D | 44,058 | 19,838 | 63,958 | |
| 1960 | D | 27,022 | 22,107 | 49,264 | |
| 1956 | R | 19,982 | 23,551 | 43,631 | |
| 1952 | R | 19,155 | 20,850 | 40,051 | |
| 1948 | D | 19,598 | 5,994 | 27,207 | |
| 1944 | D | 14,384 | 2,324 | 19,230 | |
| 1940 | D | 17,300 | 3,128 | 20,503 | |
| 1936 | D | 12,092 | 1,154 | 13,425 | |
| 1932 | D | 11,718 | 1,532 | 13,376 | |
| 1928 | R | 4,487 | 4,847 | 9,351 | |
| 1924 | D | 7,573 | 1,909 | 9,827 | |
| 1920 | D | 3,541 | 1,204 | 5,905 | |
| 1916 | D | 3,682 | 690 | 4,461 | |
| 1912 | D | 2,741 | 468 | 3,886 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Travis County anchors Texas's liberal enclave around Austin, where university employment and a tech-sector workforce have driven Democratic margins that now rival those of major Northeastern urban counties.
The Democratic margin in Travis County has been steady. It reached its modern peak at eighty-one points in 1936; the 2024 margin was thirty-nine points, still in line with the county's long pattern.
Travis County's political identity is inseparable from its demographic profile: a 55% non-Hispanic-white share, a median household income of $99,611, and the full diversity of a major metropolitan center. The county's voting pattern resembles other major urban centers most closely — Whatcom County and Douglas County.
