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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1940/US Senate/Idaho
      1940·US Senate·Idaho
      Special

      Idaho US Senate

      Winner
      REP
      John H Thomas
      53.0%124,535 votes
      Runner-up
      DEM
      Glen H. Taylor
      47.0%110,664 votes
      Margin
      R+5.9
      235,199 total votes
      2 candidates235,199 total votes
      CandidatePartyVotes ▼%Vote Share
      John H ThomasREP✓
      		REP124,53553.0%
      Glen H. TaylorDEM
      		DEM110,66447.0%

      Seat History

      US Senate in Idaho(Class I)

      2022
      Mike CrapoREP
      R+31.9
      2020
      Jim RischREP
      R+29.4
      2016
      Michael D CrapoREP
      R+38.4
      2014
      Jim RischREP
      R+30.7
      2010
      Michael D CrapoREP
      R+46.3
      2008
      Jim RischREP
      R+23.6
      2004
      Michael D CrapoREP
      R+99.2
      2002
      Larry E CraigREP
      R+32.6
      1998
      Michael D CrapoREP
      R+41.1
      1996
      Larry E CraigREP
      R+17.1
      1992
      Dirk KempthorneREP
      R+13.1
      1990
      Larry E CraigREP
      R+22.6
      1986
      Steven D SymmsREP
      R+3.1
      1984
      James A. McClureREP
      R+46.2
      1980
      Steven D SymmsREP
      R+1.0
      View all US Senate history for Idaho →

      Candidates

      Glen H. TaylorDEM
      Record1W-3L
      Avg MarginR+8.1
      Career1940-1954
      US Senate
      Full profile →
      John H ThomasREP
      Record9W-4L
      Avg MarginR+19.8
      Career1928-2006
      State House / State Senate / US Senate
      Full profile →

      Also in Idaho, 1940

      President1 contest →Governor1 contest →
      ← All 1940 US Senate races1940 overviewIdaho profileAll elections