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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2024/US Senate/Pennsylvania
      2024·US Senate·Pennsylvania

      Pennsylvania US Senate

      Winner
      REP
      Dave McCormick
      48.8%3,399,295 votes
      Runner-up
      DEM
      Robert Casey
      48.6%3,384,180 votes
      Margin
      R+0.2
      6,963,137 total votes
      3 candidates6,963,137 total votes
      CandidatePartyVotes ▼%Vote Share
      Dave McCormickREP✓
      		REP3,399,29548.8%
      Robert CaseyDEM
      		DEM3,384,18048.6%
      OtherOTH
      		OTH179,6622.6%

      Seat History

      US Senate in Pennsylvania(Class I)

      2022
      John FettermanDEM
      D+4.9
      2018
      Robert CaseyDEM
      D+13.1
      2016
      Patrick J ToomeyREP
      R+1.4
      2012
      Robert CaseyDEM
      D+9.1
      2010
      Patrick J ToomeyREP
      R+2.0
      2006
      Robert CaseyDEM
      D+17.4
      2004
      Arlen SpecterREP
      R+10.6
      2000
      Rick SantorumREP
      R+6.9
      1998
      Arlen SpecterREP
      R+26.6
      1994
      Rick SantorumREP
      R+2.5
      1992
      Arlen SpecterREP
      R+2.8
      1991(S)
      Harris WoffordDEM
      D+10.0
      1988
      John HeinzREP
      R+34.0
      1986
      Arlen SpecterREP
      R+13.6
      View all US Senate history for Pennsylvania →

      Candidates

      Robert CaseyDEM
      Record9W-3L
      Avg MarginD+6.8
      Career1986-2024
      US Senate / State Senate / State House / Governor
      Full profile →
      Dave McCormickREP
      Record1W-0L
      Avg Margin---
      Career2024-2024
      US Senate
      Full profile →

      Also in Pennsylvania, 2024

      President1 contest →US House17 contests →
      ← All 2024 US Senate races2024 overviewPennsylvania profileAll elections