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Back to US Midterm Tracker 2026

Idaho

Search for a House district or browse races by office.

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Senate

U.S. Senate

Win probability
  • RJames E. "Jim" Risch91.9%
  • LMatt Loesby0%
  • ITodd Baker Achilles8.1%
  • INatalie M. Fleming0%
Details & rationale →

Idaho · Race details

U.S. Senate

Forecast as of Oct 2, 2026 UTC

Win probabilities

  • RJames E. "Jim" RischRepublican91.9%
  • LMatt LoesbyLibertarian0%
  • ITodd Baker AchillesIndependent8.1%
  • INatalie M. FlemingIndependent0%

Race rationale

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Candidate sources & notes

Source-listed candidates retrieved 28 September 2026; not an official certification or completeness claim. Additional affiliations not shown as ballot party labels: Todd Baker Achilles — Democratic.

Candidate source 1 (opens in a new tab)Candidate source 2 (opens in a new tab)