Elections / 2020 · President · CT
Joe Biden carried Connecticut D+20.0.
Joe Biden (D) vs Donald Trump (R) in Connecticut, 2020. The state ran 15.6 points more Democratic than the nation (D+4.5 nationally).
Nominees: Joe Biden (D) · Donald Trump (R)
Connecticut result
1,824,408 votes counted
Biden (D)
1,080,801
59.2%
Trump (R)
715,293
39.2%
All others
28,313
1.6%
Margin
D+20.0
2020 presidential election
Connecticut, 2020
BidenD+20.0
Constituent county margins for Connecticut — 2020 presidential electionOne cell per constituent county, colored by 2020 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
How it voted
Share of the 2020 vote
| Joe Biden ✓Democratic | 59.2% | 1,080,801 |
|---|---|---|
| Donald TrumpRepublican | 39.2% | 715,293 |
| OtherAll other candidates | 1.6% | 28,313 |
D+60R+60
9 counties, each filled by 2020 D-vs-R margin.
Connecticut's presidential margins
1876–2024, the 2020 contest in context
| Year | Margin (D minus R) |
|---|---|
| 1876 | +2.4% |
| 1880 | −2.0% |
| 1884 | +1.0% |
| 1888 | +0.2% |
| 1896 | −30.7% |
| 1900 | −15.9% |
| 1904 | −20.0% |
| 1908 | −23.5% |
| 1912 | +3.3% |
| 1916 | −3.1% |
| 1920 | −29.7% |
| 1924 | −34.0% |
| 1928 | −8.1% |
| 1932 | −1.1% |
| 1936 | +15.0% |
| 1940 | +7.1% |
| 1944 | +5.4% |
| 1948 | −1.6% |
| 1952 | −11.8% |
| 1956 | −27.5% |
| 1960 | +7.5% |
| 1964 | +35.7% |
| 1968 | +5.2% |
| 1972 | −18.5% |
| 1976 | −5.2% |
| 1980 | −9.6% |
| 1984 | −21.9% |
| 1988 | −5.1% |
| 1992 | +6.4% |
| 1996 | +18.1% |
| 2000 | +17.5% |
| 2004 | +10.4% |
| 2008 | +22.4% |
| 2012 | +17.3% |
| 2016 | +13.6% |
| 2020 | +20.0% |
| 2024 | +14.5% |
County results — 2020
9 counties; every row links to the county's full page.
| County | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| Capitol Planning Region | D | 304,377 | 180,813 | 493,288 | |
| Greater Bridgeport Planning Region | D | 101,271 | 57,541 | 161,006 | |
| Lower Connecticut River Valley Planning Region | D | 59,804 | 42,789 | 104,396 | |
| Naugatuck Valley Planning Region | D | 129,538 | 92,358 | 225,030 | |
| Northeastern Connecticut Planning Region | R | 22,196 | 23,853 | 47,067 | |
| Northwest Hills Planning Region | R | 30,961 | 32,332 | 64,352 | |
| South Central Connecticut Planning Region | D | 159,869 | 111,942 | 275,409 | |
| Southeastern Connecticut Planning Region | D | 81,287 | 60,490 | 144,926 | |
| Western Connecticut Planning Region | D | 191,498 | 113,175 | 308,934 |