IncumbentJim Risch Republican
General election
- David Roth Democrat
realtor and nominee for U.S. Senate in 2022
incumbent U.S. senator
- Natalie Fleming Independent
software developer
- Todd Achilles Independent
former Democratic state representative from the 16th district (2024–2025)
Democratic primary results
realtor and nominee for U.S. Senate in 2022
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Also on the ballot:
Nickolas Bonds 7.0%
Republican primary results
incumbent U.S. senator
engineer
Also on the ballot:
- Joe Evans 14.1%
- Denny LaVe 4.4%
Libertarian primary
nominee for in 2024