Idaho U.S. Senate Race 2026 — Odds
Jim Risch, chairman of the Senate Foreign Relations Committee, is running for a fourth term against Democrat David Roth. Idaho is among the reddest states on the map and no forecaster sees a contest. Pricing here is a sanity check on market calibration more than a trade.
Favorite: Jim Risch (R)
Current standings
- 1Jim Risch (R)96%
- 2Todd Achilles (I)4%
- 3Democrat<1%
- 4Person B—
- 5Person C—
- 6Person D—
- ·Others (7 outcomes)<1%
Probability over time — Jim Risch (R)
Frequently asked questions
Who is favored to win the Idaho Senate race in 2026?
Jim Risch (R) leads on Polymarket at 96%. Forecasters rate the seat Safe R.
Is Jim Risch running for re-election?
Jim Risch (R) is the incumbent in this Idaho senate race. Jim Risch, chairman of the Senate Foreign Relations Committee, is running for a fourth term against Democrat David Roth. Idaho is among the reddest states on the map and no forecaster sees a contest. Pricing here is a sanity check on market calibration more than a trade.
Where can I trade the Idaho senate odds?
These markets trade on Polymarket — use the Polymarket link on this page to see the live order book. GeoOdds tracks and charts the probabilities but does not take bets. Trading involves risk; 18+ only.
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