One of two U.S. Senate seats representing the state of Connecticut. Senators serve six-year terms and represent the entire state population.


There is no data about this race yet. General election on Nov 5, 2030.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Christopher S. Murphy D | 57.4% | 1,661,203 | |
| 2018 | Christopher S Murphy D | 58.4% | 1,348,858 | |
| 2016 | Richard Blumenthal D | 61.0% | 1,508,290 | |
| 2012 | Christopher S. Murphy D | 91.7% | 864,548 | |
| 2010 | Richard Blumenthal D | 54.0% | 1,121,555 | |
| 2006 | Joseph I. Lieberman O | 49.7% | 1,134,697 | |
| 2004 | Christopher J. Dodd D | 66.4% | 1,424,726 | |
| 2000 | Joseph I. Lieberman D | 63.2% | 1,311,261 | |
| 1998 | Christopher J. Dodd D | 65.1% | 964,457 | |
| 1994 | Joseph I. Lieberman D | 55.5% | 799,615 | |
| 1992 | Christopher J. Dodd D | 48.3% | 1,195,754 | |
| 1988 | Joe Lieberman D | 49.8% | 1,383,516 | |
| 1986 | Christopher J. Dodd D | 64.8% | 976,933 | |
| 1982 | Jr. Lowell P. Weicker R | 50.4% | 1,083,508 | |
| 1980 | Christopher J. Dodd D | 56.3% | 1,355,961 |