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Idaho election odds, 2026

What the prediction markets Polymarket and Kalshi price for Idaho's Senate, governor and House races. Senate: Republicans 93% · governor: Republicans 98% · House: 2 of 2 districts priced, Democrats expected to win 0.1. Prices are probabilities set by traders putting money on the outcome, not our forecast.

Idaho Senate race

Republicans favoured (93%, average of the exchanges)

Polymarket

Democrats <1%
Republicans 93% −3

$62k traded in 24 hours

Kalshi

David Roth (D) 1%
Jim Risch (R) 93% −1

Also priced: Todd Achilles 7%

$88k traded in 24 hours

0%25%50%75%100%0%1%27 Sept22 Oct
PolymarketKalshiChance Democrats win, as each exchange prices it. History is recorded from when we began tracking each market.
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Idaho governor race

Republicans favoured (98%, average of the exchanges)

Polymarket

Republicans 97%

$2k traded in 24 hours

Kalshi

Terri Pickens (D) 3% +1
Brad Little (R) 98%

$27 traded in 24 hours

0%25%50%75%100%3%21 Oct22 Oct
KalshiChance Democrats win, as each exchange prices it. History is recorded from when we began tracking each market.
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We email a link to confirm first. At most one alert email every six hours; unsubscribe in one click. Privacy

Idaho House districts

2 of 2 districts priced. Democrats are expected to win 0.1 of the priced seats; favoured in 0, toss-up in 0, Republicans favoured in 2.

Idaho House districts, 2026
DistrictFavouredPolymarketKalshiCandidates
ID-01 R 94% – D 6% Kaylee Peterson v Russ Fulcher
ID-02 R 96% D 4% D 5% Elinor Gilbreath v Mike Simpson

Other states

Odds from Polymarket and Kalshi. Market prices are information, not investment advice. Where only one exchange prices a race, the other is shown as having no market. The national map · How the markets did.