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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2018/US House/California/CA-04
      2018·US House·California·District profile →

      California District 4 US House

      Winner
      REP
      Tom McClintock
      54.1%184,401 votes
      Runner-up
      DEM
      Jessica Morse
      45.9%156,253 votes
      Margin
      R+8.3
      340,654 total votes
      2 candidates340,654 total votes
      CandidatePartyVotes ▼%Vote Share
      Tom McClintockREP✓
      		REP184,40154.1%
      Jessica MorseDEM
      		DEM156,25345.9%

      Presidential Vote by District

      5 elections · 2008–2024 · 118th Congress boundaries
      Latest (2024)D+31.2
      Shift vs 2020↓ R+5.3
      R+20EvenD+2020082012201620202024
      YearDem %Rep %MarginTurnout
      202464.0%32.8%D+31.2351,669
      202067.1%30.5%D+36.6373,278
      201663.7%29.3%D+34.3313,567
      201266.3%33.7%D+32.6283,603
      200867.4%32.2%D+35.1302,879

      Seat History

      US House in California

      2024
      Mike ThompsonDEM
      D+32.9
      2022
      Mike ThompsonDEM
      D+35.6
      Redistricted
      2020
      Tom McClintockREP
      R+11.9
      2016
      Tom McClintockREP
      R+25.4
      2014
      Tom McClintockREP
      R+100.0
      2012
      Tom McClintockREP
      R+22.2
      Redistricted
      2010
      Tom McClintockREP
      R+29.8
      2008
      Tom McClintockREP
      R+0.5
      2006
      John T DoolittleREP
      R+3.2
      2004
      John T DoolittleREP
      R+30.8
      2002
      John T DoolittleREP
      R+32.9
      Redistricted
      2000
      John T DoolittleREP
      R+32.0
      1998
      John T DoolittleREP
      R+28.2
      1996
      John T DoolittleREP
      R+24.4
      View all US House history for California →

      Candidates

      Tom McClintockREP
      Record18W-1L
      Avg MarginR+35.6
      Career1982-2024
      US House / State Senate / State House
      Full profile →
      Jessica MorseDEM
      Record0W-2L
      Avg Margin---
      Career2018-2024
      US House
      Full profile →

      Also in California, 2018

      US Senate1 contest →Governor1 contest →
      ← All 2018 US House races2018 overviewCalifornia profileAll elections