Akashic EdgeAKASHIC EDGE
ElectionsCandidates
HistorianCartographer2026 ForecastArticlesAPIPricing

Latest Articles

    View all articles →

    Browse by Category

      Data Tools

      • Elections
      • Candidates
      • The Historian
      • The Cartographer
      • American Nations
      • States & Counties
      • Congressional Districts

      About

      Akashic HQ provides deep political data analysis covering 165 years of U.S. elections.

      • Data Sources & Methodology
      • Pricing
      • API Documentation
      • Contact

      © 2026 Akashic HQ. All rights reserved.

      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2016/US House/California/CA-40
      2016·US House·California·District profile →

      California District 40 US House

      Winner
      DEM
      Lucille Roybal-Allard
      71.4%106,554 votes
      Runner-up
      OTH
      Roman Gabriel Gonzalez
      28.6%42,743 votes
      Margin
      D+71.4
      149,297 total votes
      2 candidates149,297 total votes
      CandidatePartyVotes ▼%Vote Share
      Lucille Roybal-AllardDEM✓
      		DEM106,55471.4%
      Roman Gabriel GonzalezOTH
      		OTH42,74328.6%

      Presidential Vote by District

      5 elections · 2008–2024 · 118th Congress boundaries
      Latest (2024)R+2.3
      Shift vs 2020↓ R+4.2
      R+20EvenD+2020082012201620202024
      YearDem %Rep %MarginTurnout
      202447.2%49.5%R+2.3391,393
      202049.9%48.0%D+1.9424,992
      201645.0%49.3%R+4.3340,682
      201240.3%59.7%R+19.4321,923
      200843.9%55.9%R+12.0326,891

      Seat History

      US House in California

      2024
      Young KimREP
      R+10.5
      2022
      Young KimREP
      R+13.7
      Redistricted
      2020
      Lucille Roybal-AllardDEM
      D+45.5
      2018
      Lucille Roybal-AllardDEM
      D+77.3
      2014
      Lucille Roybal-AllardDEM
      D+100.0
      2012
      Lucille Roybal-AllardDEM
      D+100.0
      Redistricted
      2010
      Edward R RoyceREP
      R+33.6
      2008
      Edward R RoyceREP
      R+25.1
      2006
      Edward R RoyceREP
      R+36.1
      2004
      Edward R RoyceREP
      R+35.9
      2002
      Edward R RoyceREP
      R+38.2
      Redistricted
      2000
      Jerry LewisREP
      R+79.9
      1998
      Jerry LewisREP
      R+33.0
      1996
      Jerry LewisREP
      R+35.9
      View all US House history for California →

      Candidates

      Lucille Roybal-AllardDEM
      Record14W-0L
      Avg Margin---
      Career1994-2020
      US House
      Full profile →
      Roman Gabriel GonzalezOTH
      Record0W-1L
      Avg Margin---
      Career2016-2016
      US House
      Full profile →

      Also in California, 2016

      President1 contest →US Senate1 contest →
      ← All 2016 US House races2016 overviewCalifornia profileAll elections