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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2010/US House/California/CA-45
      2010·US House·California·District profile →

      California District 45 US House

      Winner
      REP
      Mary Bono Mack
      51.5%106,472 votes
      Runner-up
      DEM
      Steve Pougnet
      42.1%87,141 votes
      Margin
      R+9.3
      206,801 total votes
      3 candidates206,801 total votes
      CandidatePartyVotes ▼%Vote Share
      Mary Bono MackREP✓
      		REP106,47251.5%
      Steve PougnetDEM
      		DEM87,14142.1%
      Bill LussenheideIND
      		IND13,1886.4%

      Presidential Vote by District

      5 elections · 2008–2024 · 118th Congress boundaries
      Latest (2024)D+1.5
      Shift vs 2020↓ R+4.6
      R+10EvenD+1020082012201620202024
      YearDem %Rep %MarginTurnout
      202449.3%47.8%D+1.5324,363
      202052.1%46.0%D+6.2357,137
      201653.8%40.6%D+13.3273,405
      201249.9%50.1%R+0.2256,948
      200847.8%52.0%R+4.2267,769

      Seat History

      US House in California

      2024
      Derek TranDEM
      D+0.2
      2022
      Michelle SteelREP
      R+4.8
      Redistricted
      2020
      Katie PorterDEM
      D+6.9
      2018
      Katie PorterDEM
      D+4.1
      2016
      Mimi WaltersREP
      R+17.1
      2014
      Mimi WaltersREP
      R+30.2
      2012
      John CampbellREP
      R+16.9
      Redistricted
      2008
      Mary Bono MackREP
      R+16.6
      2006
      Mary BonoREP
      R+21.3
      2004
      Mary BonoREP
      R+33.2
      2002
      Mary BonoREP
      R+32.5
      Redistricted
      2000
      Dana RohrabacherREP
      R+29.7
      1998
      Dana RohrabacherREP
      R+21.3
      1996
      Dana RohrabacherREP
      R+27.7
      View all US House history for California →

      Candidates

      Mary Bono MackREP
      Record2W-1L
      Avg Margin---
      Career2008-2012
      US House
      Full profile →
      Bill LussenheideIND
      Record0W-1L
      Avg Margin---
      Career2010-2010
      US House
      Full profile →
      Steve PougnetDEM
      Record0W-1L
      Avg Margin---
      Career2010-2010
      US House
      Full profile →

      Also in California, 2010

      US Senate1 contest →Governor1 contest →
      ← All 2010 US House races2010 overviewCalifornia profileAll elections