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

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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1918/US Senate/Illinois
      1918·US Senate·Illinois

      Illinois US Senate

      Winner
      REP
      Medill McCormick
      50.5%479,957 votes
      Runner-up
      DEM
      James Hamilton Lewis
      44.9%426,943 votes
      Margin
      R+5.6
      950,486 total votes
      3 candidates950,486 total votes
      CandidatePartyVotes ▼%Vote Share
      Medill McCormickREP✓
      		REP479,95750.5%
      James Hamilton LewisDEM
      		DEM426,94344.9%
      OtherOTH
      		OTH43,5864.6%

      Seat History

      US Senate in Illinois(Class I)

      2022
      Tammy DuckworthDEM
      D+15.3
      2020
      Richard J DurbinDEM
      D+16.1
      2016
      Tammy DuckworthDEM
      D+15.1
      2014
      Richard J DurbinDEM
      D+10.8
      2010
      Mark Steven KirkREP
      R+1.6
      2008
      Richard J DurbinDEM
      D+39.3
      2004
      Barack ObamaDEM
      D+42.9
      2002
      Richard J DurbinDEM
      D+22.3
      1998
      Peter G FitzgeraldREP
      R+2.9
      1996
      Richard J DurbinDEM
      D+15.4
      1992
      Carol Moseley-BraunDEM
      D+10.2
      1990
      Paul SimonDEM
      D+30.1
      1986
      Alan J. DixonDEM
      D+31.4
      1984
      Paul SimonDEM
      D+1.9
      1980
      Alan J. DixonDEM
      D+13.5
      View all US Senate history for Illinois →

      Candidates

      James Hamilton LewisDEM
      Record2W-2L
      Avg MarginD+4.8
      Career1918-1936
      US Senate / Governor
      Full profile →
      Medill McCormickREP
      Record1W-0L
      Avg MarginR+5.6
      Career1918-1918
      US Senate
      Full profile →
      ← All 1918 US Senate races1918 overviewIllinois profileAll elections