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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1974/US Senate/Wisconsin
      1974·US Senate·Wisconsin

      Wisconsin US Senate

      Winner
      DEM
      Gaylord Anton Nelson
      61.8%740,700 votes
      Runner-up
      REP
      Thomas E Petri
      35.8%429,327 votes
      Margin
      D+26.0
      1,199,495 total votes
      3 candidates1,199,495 total votes
      CandidatePartyVotes ▼%Vote Share
      Gaylord Anton NelsonDEM✓
      		DEM740,70061.8%
      Thomas E PetriREP
      		REP429,32735.8%
      OtherOTH
      		OTH29,4682.5%

      Seat History

      US Senate in Wisconsin(Class II)

      2024
      Tammy BaldwinDEM
      D+0.8
      2022
      Ronald B JohnsonREP
      R+1.0
      2018
      Tammy BaldwinDEM
      D+10.8
      2016
      Ronald B JohnsonREP
      R+3.4
      2012
      Tammy BaldwinDEM
      D+5.5
      2010
      Ronald B JohnsonREP
      R+4.8
      2006
      Herb KohlDEM
      D+37.8
      2004
      Russell D FeingoldDEM
      D+11.2
      2000
      Herb KohlDEM
      D+24.5
      1998
      Russell D FeingoldDEM
      D+2.1
      1994
      Herb KohlDEM
      D+17.6
      1992
      Russell D FeingoldDEM
      D+6.6
      1988
      Herb KohlDEM
      D+4.5
      1986
      Bob KastenREP
      R+3.5
      1982
      William ProxmireDEM
      D+29.5
      View all US Senate history for Wisconsin →

      Candidates

      Gaylord Anton NelsonDEM
      Record5W-1L
      Avg MarginD+10.6
      Career1958-1980
      US Senate / Governor
      Full profile →
      Thomas E PetriREP
      Record19W-1L
      Avg MarginR+1.8
      Career1972-2012
      US House / State Senate / US Senate
      Full profile →

      Also in Wisconsin, 1974

      Governor1 contest →
      ← All 1974 US Senate races1974 overviewWisconsin profileAll elections