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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2008/US Senate/Colorado
      2008·US Senate·Colorado

      Colorado US Senate

      Winner
      DEM
      Mark Emery Udall
      52.8%1,231,049 votes
      Runner-up
      REP
      Robert W Schaffer
      42.5%990,784 votes
      Margin
      D+10.3
      2,331,712 total votes
      3 candidates2,331,712 total votes
      CandidatePartyVotes ▼%Vote Share
      Mark Emery UdallDEM✓
      		DEM1,231,04952.8%
      Robert W SchafferREP
      		REP990,78442.5%
      OtherOTH
      		OTH109,8794.7%

      Seat History

      US Senate in Colorado(Class I)

      2022
      Michael BennetDEM
      D+14.6
      2020
      John HickenlooperDEM
      D+2.4
      2016
      Michael BennetDEM
      D+5.7
      2014
      Cory GardnerREP
      R+1.9
      2010
      Michael BennetDEM
      D+1.7
      2004
      Ken SalazarDEM
      D+4.8
      2002
      Wayne AllardREP
      R+4.9
      1998
      Ben Nighthorse CampbellREP
      R+27.5
      1996
      Wayne AllardREP
      R+5.0
      1992
      Ben Nighthorse CampbellDEM
      D+9.1
      1990
      Hank BrownREP
      R+14.0
      1986
      Timothy WirthDEM
      D+1.6
      1984
      William L ArmstrongREP
      R+29.6
      1980
      Gary HartDEM
      D+1.6
      View all US Senate history for Colorado →

      Candidates

      Robert W SchafferREP
      Record5W-1L
      Avg MarginR+0.8
      Career1988-2008
      US Senate / US House / State Senate
      Full profile →
      Mark Emery UdallDEM
      Record7W-1L
      Avg MarginD+4.3
      Career1996-2014
      US Senate / US House / State House
      Full profile →

      Also in Colorado, 2008

      President1 contest →US House7 contests →
      ← All 2008 US Senate races2008 overviewColorado profileAll elections