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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1990/US House/Illinois/IL-21
      1990·US House·Illinois·District profile →

      Illinois District 21 US House

      Winner
      DEM
      Jerry F Costello
      66.0%95,208 votes
      Runner-up
      REP
      Robert H \ Gaffner
      34.0%48,949 votes
      Margin
      D+32.1
      144,157 total votes
      2 candidates144,157 total votes
      CandidatePartyVotes ▼%Vote Share
      Jerry F CostelloDEM✓
      		DEM95,20866.0%
      Robert H \ GaffnerREP
      		REP48,94934.0%

      Seat History

      US House in Illinois

      1988
      Jerry F CostelloDEM
      D+5.2
      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, 1990

      US Senate1 contest →Governor1 contest →
      ← All 1990 US House races1990 overviewIllinois profileAll elections