Idaho Senate 2026 General Election
The Idaho Senate general election is on November 3, 2026. The model makes Republican Jim Risch the heavy favorite at 100%, with Democrat David Roth at 0%. Jim Risch is the incumbent, leads the field in reported fundraising, and has the most tracked endorsements. Public polling is available for this race and feeds the forecast alongside fundraising, endorsements, and historical results.
Current win probabilities
- Jim Risch (incumbent) — 100%
- David Roth — 0%
Probabilities update daily from polls, fundraising, endorsements, and historical results. Last updated July 23, 2026.