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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1964/US Senate/Washington
      1964·US Senate·Washington

      Washington US Senate

      Winner
      DEM
      Scoop Jackson
      72.2%875,950 votes
      Runner-up
      REP
      Lloyd J. Andrews
      27.8%337,138 votes
      Margin
      D+44.4
      1,213,088 total votes
      2 candidates1,213,088 total votes
      CandidatePartyVotes ▼%Vote Share
      Scoop JacksonDEM✓
      		DEM875,95072.2%
      Lloyd J. AndrewsREP
      		REP337,13827.8%

      Seat History

      US Senate in Washington(Class II)

      2024
      Maria CantwellDEM
      D+18.4
      2022
      Patty MurrayDEM
      D+14.5
      2018
      Maria CantwellDEM
      D+16.9
      2016
      Patty MurrayDEM
      D+18.0
      2012
      Maria CantwellDEM
      D+20.9
      2010
      Patty MurrayDEM
      D+4.7
      2006
      Maria CantwellDEM
      D+16.9
      2004
      Patty MurrayDEM
      D+12.2
      2000
      Maria CantwellDEM
      D+0.1
      1998
      Patty MurrayDEM
      D+16.8
      1994
      Slade GortonREP
      R+11.5
      1992
      Patty MurrayDEM
      D+8.0
      1988
      Slade GortonREP
      R+2.2
      1986
      Brock AdamsDEM
      D+2.0
      1983(S)
      Daniel J. EvansREP
      R+10.8
      View all US Senate history for Washington →

      Candidates

      Lloyd J. AndrewsREP
      Record0W-2L
      Avg MarginD+22.9
      Career1960-1964
      US Senate / Governor
      Full profile →
      Scoop JacksonDEM
      Record6W-0L
      Avg MarginD+42.0
      Career1952-1982
      US Senate
      Full profile →

      Also in Washington, 1964

      President1 contest →Governor1 contest →
      ← All 1964 US Senate races1964 overviewWashington profileAll elections