2024 Montana Senate election
The 2024 Montana Senate election was held on November 5, 2024, alongside the 2024 United States elections.
This was the first election under new legislative lines adopted by an independent, bipartisan commission in 2023.
Although Republicans maintained their majority, Democrats won new seats and ended Republicans' veto-proof supermajority.
Retirements
Fifteen incumbents did not seek re-election.Democrats
- District 16: Mike Fox retired to run for State House.
- District 25: Jen Gross was term-limited.
- District 37: Ryan Lynch retired.
- District 38: Edith McClafferty was term-limited.
- District 46: Shannon O'Brien retired to run for Superintendent of Public Instruction.
Republicans
- District 3: Keith Regier was term-limited.
- District 7: Greg Hinkle retired.
- District 10: Steve Fitzpatrick was term-limited.
- District 17: Mike Lang was term-limited.
- District 18: Steve Hinebauch was term-limited.
- District 21: Jason Small was term-limited.
- District 28: Brad Molnar retired to run for Public Service Commission.
- District 35: Walt Sales retired.
- District 36: Jeffrey Welborn was term-limited.
- District 47: Daniel Salomon was term-limited.
Incumbents defeated
In primary election
One incumbent senator, a Republican, was defeated in the June 4 primary election.Republicans
- District 26: Chris Friedel lost renomination to Vince Ricci.
Results summary
'''Summary of the November 5, 2024 Montana Senate election results'''Close races
Districts where the margin of victory was under 10%:- District 2, 4.0%
- District 21, 6.0%
- '''District 24, 8.0%'''