| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | D | 70,919 | 20,235 | 95,715 | |
| 2020 | D | 74,961 | 21,017 | 98,915 | |
| 2016 | D | 54,814 | 18,601 | 83,416 | |
| 2012 | D | 53,626 | 21,571 | 77,080 | |
| 2008 | D | 59,611 | 22,237 | 83,440 | |
| 2004 | D | 49,369 | 26,422 | 77,696 | |
| 2000 | D | 39,156 | 26,105 | 72,017 | |
| 1996 | D | 36,299 | 19,020 | 63,860 | |
| 1992 | D | 35,314 | 19,093 | 70,121 | |
| 1988 | D | 29,185 | 27,380 | 57,346 | |
| 1984 | R | 24,830 | 30,217 | 55,845 | |
| 1980 | D | 18,967 | 18,310 | 46,943 | |
| 1976 | R | 17,992 | 22,013 | 41,356 | |
| 1972 | R | 16,163 | 23,063 | 39,703 | |
| 1968 | D | 16,420 | 14,621 | 32,250 | |
| 1964 | D | 21,817 | 9,050 | 30,867 | |
| 1960 | D | 16,959 | 13,072 | 30,031 | |
| 1956 | R | 10,474 | 14,108 | 24,582 | |
| 1952 | R | 9,746 | 13,533 | 23,385 | |
| 1948 | D | 8,903 | 8,509 | 17,739 | |
| 1944 | D | 10,788 | 7,513 | 18,301 | |
| 1940 | D | 11,069 | 7,926 | 19,061 | |
| 1936 | D | 10,962 | 7,757 | 18,775 | |
| 1932 | D | 9,104 | 7,208 | 16,435 | |
| 1928 | D | 9,052 | 8,156 | 17,235 | |
| 1924 | R | 2,658 | 8,008 | 11,286 | |
| 1920 | R | 3,564 | 7,215 | 10,865 | |
| 1916 | R | 2,772 | 3,786 | 6,660 | |
| 1912 | R | 2,266 | 2,368 | 6,435 | |
| 1908 | R | 1,650 | 3,806 | 5,573 | |
| 1904 | R | 1,432 | 3,848 | 5,450 | |
| 1900 | R | 1,822 | 3,907 | 5,809 | |
| 1896 | R | 1,416 | 4,743 | 6,302 | |
| 1892 | R | 1,952 | 3,418 | 5,462 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Home to Burlington and the University of Vermont, Chittenden County concentrates roughly a quarter of Vermont's population in a college-anchored urban core that has posted the state's widest presidential margins for over a decade.
The Democratic margin in Chittenden County reached its widest at fifty-five points in 2020. The margin in 2024 was fifty-three points — still decisive.
Chittenden County's loyalty is rooted in its place. Median household income of $96,759, a 86% non-Hispanic-white share, and a population of 169,758 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 Washtenaw County and Clarke County.
