| Year | Dem % | Rep % | Margin |
|---|---|---|---|
| 2024 | Harris 69.6% | Trump 28.1% | D+41.5 |
| 2020 | Biden 74.9% | Trump 24.2% | D+50.7 |
| 2016 | Clinton 73.9% | Trump 20.8% | D+53.1 |
| 2012 | Obama 73.9% | Romney 24.6% | D+49.3 |
| 2008 | Obama 76.2% | McCain 22.8% | D+53.4 |
| 2004 | Kerry 70.2% | Bush 29.1% | D+41.1 |
| 2000 | Gore 69.0% | Bush 28.8% | D+40.2 |
| 1996 | Clinton 66.8% | Dole 26.7% | D+40.1 |
| 1992 | Clinton 58.2% | Bush 28.2% | D+30.0 |
| 1988 | Dukakis 55.8% | Bush 43.4% | D+12.4 |
| 1984 | Mondale 51.0% | Reagan 48.4% | D+2.6 |
| 1980 | Carter 52.0% | Reagan 39.6% | D+12.4 |
| 1976 | Carter 53.4% | Ford 44.7% | D+8.8 |
| 1972 | McGovern 46.0% | Nixon 53.4% | R+7.4 |
| 1968 | Humphrey 50.6% | Nixon 41.1% | D+9.4 |
| 1964 | Johnson 63.2% | Goldwater 36.8% | D+26.4 |
| 1960 | Kennedy 56.4% | Nixon 43.3% | D+13.0 |
| 1956 | II 42.9% | Eisenhower 57.1% | R+14.1 |
| 1952 | II 49.5% | Eisenhower 50.2% | R+0.7 |
| 1948 | Truman 54.2% | Dewey 45.2% | D+8.9 |
| 1944 | Roosevelt 57.8% | Dewey 41.9% | D+15.9 |
| 1940 | Roosevelt 55.3% | Willkie 44.4% | D+10.9 |
| 1936 | Roosevelt 62.4% | Landon 34.9% | D+27.5 |
| 1932 | Roosevelt 55.2% | Hoover 41.5% | D+13.8 |
| 1928 | Smith 46.5% | Hoover 52.7% | R+6.2 |
| 1924 | Davis 20.3% | Cooldige 61.9% | R+41.6 |
| 1920 | Cox 22.1% | Harding 71.1% | R+49.0 |
| 1916 | Wilson 44.6% | Hughes 51.2% | R+6.6 |
| 1912 | Wilson 30.4% | Taft 17.4% | D+13.0 |
| 1908 | Bryan 36.9% | Taft 55.5% | R+18.6 |
| 1904 | Parker 26.4% | Roosevelt 58.5% | R+32.1 |
| 1900 | Bryan 46.4% | McKinley 50.8% | R+4.4 |
| 1896 | Bryan 40.0% | McKinley 58.4% | R+18.4 |
| 1892 | Cleveland 55.3% | Harrison 42.6% | D+12.8 |
| 1888 | Cleveland 48.9% | Harrison 49.4% | R+0.5 |
| 1884 | Cleveland 46.0% | Blaine 52.6% | R+6.5 |
| 1880 | Hancock 44.2% | Garfield 54.6% | R+10.5 |
| 1876 | Tilden 50.7% | Hayes 48.9% | D+1.8 |
| 1872 | Greeley 0.0% | Grant 62.3% | R+62.3 |
| 1868 | Seymour 41.0% | Grant 59.0% | R+18.1 |