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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1988/US House/California/CA-20
      1988·US House·California·District profile →

      California District 20 US House

      Winner
      REP
      William M Thomas
      71.1%162,779 votes
      Runner-up
      DEM
      Lita Reid
      27.1%62,037 votes
      Margin
      R+44.0
      229,006 total votes
      3 candidates229,006 total votes
      CandidatePartyVotes ▼%Vote Share
      William M ThomasREP✓
      		REP162,77971.1%
      Lita ReidDEM
      		DEM62,03727.1%
      David L BersohnLIB
      		LIB4,1901.8%

      Presidential Vote by District

      5 elections · 2008–2024 · 118th Congress boundaries
      Latest (2024)R+30.3
      Shift vs 2020↓ R+5.5
      R+20EvenD+2020082012201620202024
      YearDem %Rep %MarginTurnout
      202433.7%64.0%R+30.3328,446
      202036.4%61.3%R+24.9349,862
      201631.8%62.6%R+30.8270,759
      201233.0%67.0%R+33.9246,703
      200834.5%64.9%R+30.4254,364

      Seat History

      US House in California

      2024
      Vince FongREP
      R+100.0
      2022
      Kevin McCarthyREP
      R+34.5
      Redistricted
      2020
      Jimmy PanettaDEM
      D+53.5
      2018
      Jimmy PanettaDEM
      D+81.4
      2016
      Jimmy PanettaDEM
      D+41.5
      2014
      Sam FarrDEM
      D+75.2
      2012
      Sam FarrDEM
      D+48.1
      Redistricted
      2010
      Jim CostaDEM
      D+3.4
      2008
      Jim CostaDEM
      D+48.7
      2006
      Jim CostaDEM
      D+100.0
      2004
      Jim CostaDEM
      D+6.8
      2002
      Calvin M DooleyDEM
      D+29.4
      Redistricted
      2000
      Calvin M DooleyDEM
      D+6.8
      1998
      Calvin M DooleyDEM
      D+21.5
      1996
      Calvin M DooleyDEM
      D+17.4
      View all US House history for California →

      Candidates

      William M ThomasREP
      Record16W-0L
      Avg MarginR+11.8
      Career1974-2004
      US House / State House
      Full profile →
      Lita ReidDEM
      Record0W-2L
      Avg MarginR+43.8
      Career1988-2000
      State House / US House
      Full profile →
      David L BersohnLIB
      Record0W-4L
      Avg MarginR+22.9
      Career1988-1998
      State House / US House
      Full profile →

      Also in California, 1988

      President1 contest →US Senate1 contest →
      ← All 1988 US House races1988 overviewCalifornia profileAll elections