Montana Senate 2026

The chance this seat goes Republican in November, across every listed contract, as a 0–100 chance the Republican wins.

LiveHeld by Republicans · projected hold·$52K traded / 24h·20 contracts·7 exchanges·Margin rank 17 of 35
SEAT PMI · 0–100 · CHANCE REPUBLICANS WIN
95.2Safe R · ▼ 0.7 14d
DEMOCRATEVENREPUBLICAN
Republicans win
95.2
enters as 95.2
Democrats win
4.8
enters as 100 − 4.8 = 95.2

Both legs are aggregated. The Democratic leg is converted as 100 − p, so this seat reads on the same scale as every other.

Control of the Senate

Does Montana decide the Senate?

No. It is rated Safe R, outside the 7 contested seats.
Control turns on the 7 contested seats. The seat that tips control is Texas at 34.4.
Full Senate picture
Contracts behind this reading · 6 of 20

Sorted by weight

Will Republicans win the Senate race in Montana? - Kurt Alme91.6Kalshi ↗ · Republican leg · enters as 91.6weight 65.2%Will Seth Bodnar win Montanas Senate Election?9.0Manifold ◦ ↗ · Democratic leg · enters as 91.0weight 25.0%Will the Democrats win the Montana Senate race in 2026?0.1Polymarket ↗ · Democratic leg · enters as 99.9weight 3.9%Will Democratics win the Senate race in Montana? - Alani Bankhead1.5Kalshi ↗ · Democratic leg · enters as 98.5weight 3.2%Will the Republicans win the Montana Senate race in 2026?92.0Polymarket ↗ · Republican leg · enters as 92.0weight 2.7%Montana Senate General Election — Reilly Neill2.0IBKR ↗ · Democratic leg · enters as 98.0weight 0.0%
Show all 20 contracts
Montana Senate General Election — Alani Bankhead6.0IBKR ↗ · Democratic leg · enters as 94.0weight 0.0%Montana Senate General Election — Seth Bodnar4.0IBKR ↗ · Democratic leg · enters as 96.0weight 0.0%Montana Senate General Election — Kurt Alme93.0IBKR ↗ · Republican leg · enters as 93.0weight 0.0%Montana US Senate Winner - Kyle Austin3.0Gemini ↗ · Democratic leg · enters as 97.0weight 0.0%Montana US Senate Winner - Alani Bankhead2.0Gemini ↗ · Democratic leg · enters as 98.0weight 0.0%Montana US Senate Winner - Seth Bodnar11.0Gemini ↗ · Democratic leg · enters as 89.0weight 0.0%Montana US Senate Winner - Kurt Alme94.0Gemini ↗ · Republican leg · enters as 94.0weight 0.0%Will Seth Bodnar win the Montana general election for US Senate in 2026?4.0ForecastEx ↗ · Democratic leg · enters as 96.0weight 0.0%Will Alani Bankhead win the Montana general election for US Senate in 2026?6.0ForecastEx ↗ · Democratic leg · enters as 94.0weight 0.0%Will Kurt Alme win the Montana general election for US Senate in 2026?93.0ForecastEx ↗ · Republican leg · enters as 93.0weight 0.0%Will Reilly Neill win the Montana general election for US Senate in 2026?5.0ForecastEx ↗ · Democratic leg · enters as 95.0weight 0.0%Will Steve Daines win the Montana general election for US Senate in 2026?71.0ForecastEx ↗ · Republican leg · enters as 71.0weight 0.0%Which party will win the 2026 US Senate election in Montana? - Democrats (Bankhead)1.0PredictIt ↗ · Democratic leg · enters as 99.0weight 0.0%Which party will win the 2026 US Senate election in Montana? - Republican (Alme)89.0PredictIt ↗ · Republican leg · enters as 89.0weight 0.0%
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Weights are 24h liquidity share · reconciled reading 95.2 · ◦ play money · rows open on the exchange
Other Montana races this cycle

The closest House seats