Idaho Senate 2026 Dem Primary
The Idaho Senate dem primary is scheduled for May 19, 2026. The model makes David Roth the heavy favorite at 93%, with Nickolas Bonds at 4% in a 3-candidate field. David Roth leads the field in reported fundraising and has the most tracked endorsements. No public polling is available for this race, so the forecast leans on fundraising, endorsements, candidate profiles, and historical results.
Current win probabilities
- David Roth — 93%
- Nickolas Bonds — 4%
- Brad Moore — 4%
Probabilities update daily from polls, fundraising, endorsements, and historical results.