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      Home/Elections/2026/US Senate/Louisiana
      2026 ForecastSafe R
      2026·US Senate·Louisiana

      Louisiana US Senate

      Incumbent
      RBill Cassidy
      Senate Class 2

      Race Analysis

      Analysis coming soon.

      Updated 2026-02-18

      Candidates & Primaries

      Democratic Candidates

      TBDDRumored

      No major Dem challenger expected

      Democratic PrimaryPolymarket

      Will Jabarie Walker be the Democratic nominee for Senate in Louisiana?

      Data from Polymarket prediction markets

      Republican Candidates

      Bill CassidyRIncumbent

      Senior senator from Louisiana since 2015

      4W-0L4 races
      Full profile →

      State Demographics

      Louisiana vs. National · Pop. 4.6M

      White (non-Hispanic)55.7%
      National: 57.4%
      Black30.7%
      National: 12.2%
      Hispanic/Latino7.2%
      National: 19.3%
      Asian1.7%
      National: 6.0%
      College Degree27.1%
      National: 35.6%
      Median Income$61,581
      National: $83,960
      Median Age38
      National: 39.1

      Seat History

      US Senate in Louisiana(Class I)

      2022
      John KennedyREP
      R+43.7
      2020
      Bil CassidyREP
      R+40.3
      2016
      John KennedyREP
      R+21.3
      2014
      William \ CassidyREP
      R+11.9
      2010
      David VitterREP
      R+18.9
      2008
      Mary LandrieuDEM
      D+6.4
      2004
      David VitterREP
      R+21.7
      2002
      Mary LandrieuDEM
      D+3.4
      1998
      John B BreauxDEM
      D+32.4
      1996
      Mary LandrieuDEM
      D+0.3
      1992
      John B BreauxDEM
      D+79.7
      1990
      J Bennett Johnston Jr.DEM
      D+95.5
      1986
      John B BreauxDEM
      D+5.6
      1984
      J Bennett Johnston Jr.DEM
      D+76.9
      1980
      Russell B. LongDEM
      D+57.5
      View all US Senate history for Louisiana →

      Also in Louisiana, 2026

      No other statewide races in 2026
      ← 2026 Forecast Overview
      ← 2026 Forecast OverviewLouisiana profileAll elections