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      Akashic HQ provides deep political data analysis covering 165 years of U.S. elections.

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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1966/US Senate/Delaware
      1966·US Senate·Delaware

      Delaware US Senate

      Winner
      REP
      J. Caleb Boggs
      59.1%97,268 votes
      Runner-up
      DEM
      James M. Tunnell Jr.
      40.9%67,263 votes
      Margin
      R+18.2
      164,531 total votes
      2 candidates164,531 total votes
      CandidatePartyVotes ▼%Vote Share
      J. Caleb BoggsREP✓
      		REP97,26859.1%
      James M. Tunnell Jr.DEM
      		DEM67,26340.9%

      Seat History

      US Senate in Delaware(Class II)

      2024
      Lisa Blunt RochesterDEM
      D+17.1
      2020
      Chris CoonsDEM
      D+21.5
      2018
      Thomas R CarperDEM
      D+22.1
      2014
      Chris CoonsDEM
      D+13.6
      2012
      Thomas R CarperDEM
      D+37.5
      2010(S)
      Chris CoonsDEM
      D+16.6
      2008
      Joe BidenDEM
      D+29.4
      2006
      Thomas R CarperDEM
      D+39.7
      2002
      Joe BidenDEM
      D+17.4
      2000
      Thomas R CarperDEM
      D+11.8
      1996
      Joe BidenDEM
      D+21.9
      1994
      William R. Roth Jr.REP
      R+13.3
      1990
      Joe BidenDEM
      D+26.9
      1988
      William R. Roth Jr.REP
      R+24.1
      1984
      Joe BidenDEM
      D+20.2
      View all US Senate history for Delaware →

      Candidates

      J. Caleb BoggsREP
      Record2W-1L
      Avg MarginR+6.1
      Career1960-1972
      US Senate
      Full profile →
      James M. Tunnell Jr.DEM
      Record0W-1L
      Avg MarginR+18.2
      Career1966-1966
      US Senate
      Full profile →
      ← All 1966 US Senate races1966 overviewDelaware profileAll elections