Akashic EdgeAKASHIC EDGE
ElectionsCandidates
HistorianCartographer2026 ForecastArticlesAPIPricing

Latest Articles

    View all articles →

    Browse by Category

      Data Tools

      • Elections
      • Candidates
      • The Historian
      • The Cartographer
      • American Nations
      • States & Counties
      • Congressional Districts

      About

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

      • Data Sources & Methodology
      • Pricing
      • API Documentation
      • Contact

      © 2026 Akashic HQ. All rights reserved.

      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1966/US Senate/Mississippi
      1966·US Senate·Mississippi

      Mississippi US Senate

      Winner
      DEM
      James Eastland
      65.6%258,249 votes
      Runner-up
      REP
      Prentiss Walker
      26.7%105,150 votes
      Margin
      D+38.9
      393,769 total votes
      3 candidates393,769 total votes
      CandidatePartyVotes ▼%Vote Share
      James EastlandDEM✓
      		DEM258,24965.6%
      Prentiss WalkerREP
      		REP105,15026.7%
      OtherOTH
      		OTH30,3707.7%

      Seat History

      US Senate in Mississippi(Class II)

      2024
      Roger F WickerREP
      R+25.6
      2020
      Cindy Hyde-SmithREP
      R+10.0
      2018(S)
      Cindy Hyde-SmithREP
      R+8.0
      2018
      Roger F WickerREP
      R+19.0
      2014
      Thad CochranREP
      R+22.0
      2012
      Roger F WickerREP
      R+16.6
      2008(S)
      Roger F WickerREP
      R+9.9
      2008
      Thad CochranREP
      R+22.9
      2006
      Trent LottREP
      R+28.7
      2002
      Thad CochranREP
      R+84.6
      2000
      Trent LottREP
      R+34.3
      1996
      Thad CochranREP
      R+43.6
      1994
      Trent LottREP
      R+37.6
      1990
      Thad CochranREP
      R+100.0
      1988
      Trent LottREP
      R+7.8
      View all US Senate history for Mississippi →

      Candidates

      James EastlandDEM
      Record5W-1L
      Avg MarginD+62.3
      Career1942-1972
      US Senate
      Full profile →
      Prentiss WalkerREP
      Record0W-1L
      Avg MarginD+38.9
      Career1966-1966
      US Senate
      Full profile →
      ← All 1966 US Senate races1966 overviewMississippi profileAll elections