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Connecticut / Senate

How did Connecticut vote for the Senate?

2024 · data family: electiondata.dev

Christopher S. Murphy (Democrat) won by 18.9 points

18.9ptsSenate, 2024: winner's margin

Compare every state: where Connecticut ranks for 2024

Every regular Senate election in Connecticut since 197616 regular elections; Democrats were ahead in 14 and Republicans in 2.
R +20.0evenD +20.0D +40.019801990200020102020
Indicator: Democratic candidate's share of Senate votes minus the Republican's, points (regular elections; special elections are in the table)Source: electiondata.dev senate-results, version 2026-10-25.247421eda6; MIT Election Data and Science Lab, U.S. Senate statewide 1976-2024
Show the numbers (16 rows)
YearMargin
2024D +18.9
2018D +20.2
2016D +28.6
2012D +11.8
2010D +11.9
2006D +30.1
2004D +34.2
2000D +29.0
1998D +32.8
1994D +36.0
1992D +20.7
1988D +0.7
1986D +29.9
1982R +4.3
1980D +13.4
1976R +16.5

Every Senate race since 1976

RaceWinnerRunner-upMarginVotes
2024Christopher S. Murphy (D) 58.6%Matthew M. Corey (R) 39.7%18.9 pts1,708,259
2018Christopher S. Murphy (D) 59.5%Matthew Corey (R) 39.4%20.2 pts1,386,840
2016Richard Blumenthal (D) 63.2%Dan Carter (R) 34.6%28.6 pts1,596,276
2012Christopher S. Murphy (D) 54.8%Linda E. Mcmahon (R) 43.1%11.8 pts1,511,764
2010Richard Blumenthal (D) 55.2%Linda E. Mcmahon (R) 43.2%11.9 pts1,153,115
2006Joseph I. Lieberman (I) 49.7%Ned Lamont (D) 39.7%10.0 pts1,134,777
2004Christopher J. Dodd (D) 66.4%Jack C. Orchulli (R) 32.1%34.2 pts1,424,726
2000Joseph I. Lieberman (D) 63.2%Phil Giordano (R) 34.2%29.0 pts1,311,261
1998Christopher J. Dodd (D) 65.1%Gary Franks (R) 32.4%32.8 pts964,457
1994Joseph I. Lieberman (D) 67.0%Jerry Labriola (R) 31.0%36.0 pts1,079,664
1992Christopher J. Dodd (D) 58.8%Brook Johnson (R) 38.1%20.7 pts1,500,661
1988Joe Lieberman (D) 49.8%Lowell P. Weicher Jr. (R) 49.0%0.7 pts1,383,526
1986Christopher J. Dodd (D) 64.8%Roger W. Eddy (R) 34.8%29.9 pts976,933
1982Lowell P. Weicker Jr. (R) 50.4%Anthony Toby Moffett (D) 46.1%4.3 pts1,083,508
1980Christopher J. Dodd (D) 56.3%James L. Buckley (R) 42.9%13.4 pts1,356,075
1976Lowell P. Weicker Jr. (R) 57.7%Gloria Schaffer (D) 41.2%16.5 pts1,361,666

Get this data

This page's numbers, as JSON:

curl https://visualizedata.org/data/places/us-ct/senate.json

Every Senate race, every state, from electiondata.dev (live, no key):

curl "https://api.electiondata.dev/v1/senate-results/download/senate-results.csv"

Open the JSON

What this can't tell you

  • Statewide totals say nothing about who voted or why.
  • Candidates with a party's support under another name (Minnesota's DFL, New York's fusion lines) are counted with that party, as the MIT data's simplified party does; independents stay independents.

How the answer is decided

Each candidate's votes are summed over every ballot line; blank, over- and under-votes are left out. The margin is the winner's share of the votes minus the runner-up's. A runoff, where held, is the result.

Sources