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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2026/US Senate/Illinois
      2026 ForecastSafe D
      2026·US Senate·Illinois

      Illinois US Senate

      Open Seat

      Dick Durbin (D) retiring

      Senate Class 2

      Race Analysis

      Analysis coming soon.

      Updated 2026-02-18

      State Demographics

      Illinois vs. National · Pop. 12.7M

      White (non-Hispanic)58.1%
      National: 57.4%
      Black13.6%
      National: 12.2%
      Hispanic/Latino18.8%
      National: 19.3%
      Asian6.0%
      National: 6.0%
      College Degree37.9%
      National: 35.6%
      Median Income$84,845
      National: $83,960
      Median Age39.1
      National: 39.1

      Seat History

      US Senate in Illinois(Class I)

      2022
      Tammy DuckworthDEM
      D+15.3
      2020
      Dick DurbinDEM
      D+16.1
      2016
      Tammy DuckworthDEM
      D+15.1
      2014
      Dick DurbinDEM
      D+10.8
      2010
      Mark KirkREP
      R+1.6
      2008
      Dick DurbinDEM
      D+39.3
      2004
      Barack ObamaDEM
      D+42.9
      2002
      Dick DurbinDEM
      D+22.3
      1998
      Peter FitzgeraldREP
      R+2.9
      1996
      Dick 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 →

      Also in Illinois, 2026

      Governor
      Safe D      ← 2026 Forecast Overview
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