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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1988/US House/Illinois/IL-21
      1988·US House·Illinois·District profile →

      Illinois District 21 US House

      Winner
      DEM
      Jerry F Costello
      52.6%105,836 votes
      Runner-up
      REP
      Robert H \ Gaffner
      47.4%95,385 votes
      Margin
      D+5.2
      201,221 total votes
      2 candidates201,221 total votes
      CandidatePartyVotes ▼%Vote Share
      Jerry F CostelloDEM✓
      		DEM105,83652.6%
      Robert H \ GaffnerREP
      		REP95,38547.4%

      Seat History

      US House in Illinois

      1990
      Jerry F CostelloDEM
      D+32.1
      1986
      Melvin PriceDEM
      D+0.7
      1984
      Melvin PriceDEM
      D+20.3
      1982
      Melvin PriceDEM
      D+30.4
      Redistricted
      1980
      Edward R MadiganREP
      R+35.1
      1978
      Edward R MadiganREP
      R+56.5
      1976
      Edward R MadiganREP
      R+48.9
      View all US House history for Illinois →

      Candidates

      Robert H \ GaffnerREP
      Record0W-5L
      Avg Margin---
      Career1982-1990
      US House
      Full profile →
      Jerry F CostelloDEM
      Record12W-0L
      Avg Margin---
      Career1988-2010
      US House
      Full profile →

      Also in Illinois, 1988

      President1 contest →
      ← All 1988 US House races1988 overviewIllinois profileAll elections