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      Data: MIT Election Lab, VEST, Census Bureau
      Home›Candidates›Tom O'Halleran

      Tom O'Halleran

      Democratic

      Undefeated: 3-0 career record

      US House
      Electoral Grade
      B
      +9.6 pts
      avg overperformance
      Better than 57% of candidates3 graded races

      Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts, House −2 pts.

      3
      Races
      3-0
      W-L (100%)
      +6.1
      Avg Margin
      2016–2020
      Career Span
      Best: +7.7 (2018 House)Worst: 3.2 (2020 House)

      Career Margin Trend3 races

      R+10EvenD+10201620182020

      Career Timeline

      2020 US HouseArizonaDistrict 1
      188,469
      Candidate Votes
      51.6%
      Vote %
      365,178
      Total Votes
      +3.2%
      Margin
      Electoral Performance
      +4.9
      Race Score
      +2.9
      vs. Natl. Baseline
      D+0.3
      State Pres.
      Incumbent (−2pt bar)
      Top opponent: Tiffany SheddREP
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