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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1966/Governor/Idaho
      1966·Governor·Idaho

      Idaho Governor

      Winner
      REP
      Don Samuelson
      41.4%104,586 votes
      Runner-up
      DEM
      Cecil Andrus
      37.1%93,744 votes
      Margin
      R+4.3
      252,593 total votes
      3 candidates252,593 total votes
      CandidatePartyVotes ▼%Vote Share
      Don SamuelsonREP✓
      		REP104,58641.4%
      Cecil AndrusDEM
      		DEM93,74437.1%
      OtherOTH
      		OTH54,26321.5%

      Seat History

      Governor in Idaho

      2022
      Brad LittleREP
      R+40.2
      2018
      Brad LittleREP
      R+21.6
      2014
      C L \ OtterREP
      R+15.0
      2010
      C L \ OtterREP
      R+26.3
      2006
      C L \ OtterREP
      R+8.6
      2002
      Dirk KempthorneREP
      R+14.6
      1998
      Dirk KempthorneREP
      R+38.6
      1994
      Philip BattREP
      R+8.4
      1990
      Cecil AndrusDEM
      D+36.4
      1986
      Cecil AndrusDEM
      D+0.9
      1982
      John V. EvansDEM
      D+1.3
      1978
      John V. EvansDEM
      D+19.2
      1974
      Cecil AndrusDEM
      D+44.5
      1970
      Cecil AndrusDEM
      D+4.5
      View all Governor history for Idaho →

      Candidates

      Cecil AndrusDEM
      Record5W-1L
      Avg MarginD+19.9
      Career1966-1990
      Governor / State Senate
      Full profile →
      Don SamuelsonDEM
      Record13W-4L
      Avg MarginD+8.4
      Career1966-2004
      State House / State Senate / Governor
      Full profile →

      Also in Idaho, 1966

      US Senate1 contest →
      ← All 1966 Governor races1966 overviewIdaho profileAll elections