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

      Maine US Senate

      Incumbent
      RSusan Collins
      Senate Class 2

      Race Analysis

      Collins has performed incredibly well before, but despite blowing out polling in 2020, she looked far closer to human with a single digit loss. High variance here, but I'd rather be the Democrats.

      Updated 2026-02-18

      State Demographics

      Maine vs. National · Pop. 1.4M

      White (non-Hispanic)89.9%
      National: 57.4%
      Black1.8%
      National: 12.2%
      Hispanic/Latino2.2%
      National: 19.3%
      Asian1.2%
      National: 6.0%
      College Degree36.1%
      National: 35.6%
      Median Income$76,630
      National: $83,960
      Median Age44.8
      National: 39.1

      Seat History

      US Senate in Maine(Class II)

      2024
      Angus KingDEM
      D+17.3
      2020
      Susan CollinsREP
      R+9.0
      2018
      Angus KingDEM
      D+21.2
      2014
      Susan CollinsREP
      R+37.0
      2012
      Angus KingDEM
      D+25.5
      2008
      Susan CollinsREP
      R+22.8
      2006
      Olympia SnoweREP
      R+53.4
      2002
      Susan CollinsREP
      R+16.9
      2000
      Olympia SnoweREP
      R+37.9
      1996
      Susan CollinsREP
      R+5.3
      1994
      Olympia SnoweREP
      R+23.9
      1990
      William CohenREP
      R+22.7
      1988
      George MitchellDEM
      D+62.4
      1984
      William CohenREP
      R+47.5
      1982
      George MitchellDEM
      D+21.7
      View all US Senate history for Maine →

      Also in Maine, 2026

      Governor
      Safe D
      ← 2026 Forecast Overview
      ← 2026 Forecast OverviewMaine profileAll elections