Michigan Senate 2026

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

LiveHeld by Democrats · projected hold·$549K traded / 24h·17 contracts·7 exchanges·Margin rank 6 of 35
SEAT PMI · 0–100 · CHANCE REPUBLICANS WIN
31.4Lean D · ▼ 1.0 14d
DEMOCRATEVENREPUBLICAN
Republicans win
31.4
enters as 31.4
Democrats win
68.6
enters as 100 − 68.6 = 31.4

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 Michigan decide the Senate?

Not by itself. It is inside the Democrats’ path.
Democrats need 4 of the 7 contested seats; Michigan is priced as their 2nd most likely win. The seat that tips control is Texas at 34.3.
MOST LIKELY DEMOCRATICSEAT PMI
Alaska27.4
Michigan31.4
Ohio32.1TexasTIPS CONTROL34.3Maine38.2Iowa58.3Kansas60.3
MOST LIKELY REPUBLICAN
Democrats need 51 seats, Republicans 50 (the Republican Vice President breaks ties). Democrats count from the top, Republicans from the bottom.
Full Senate picture
Contracts behind this reading · 6 of 17

Sorted by weight

Will Democratics win the Senate race in Michigan? - Abdul El-Sayed69.0Kalshi ↗ · Democratic leg · enters as 31.0weight 47.0%Will Republicans win the Senate race in Michigan? - Mike Rogers32.0Kalshi ↗ · Republican leg · enters as 32.0weight 31.9%Will the Democrats win the Michigan Senate race in 2026?68.5Polymarket ↗ · Democratic leg · enters as 31.5weight 16.1%Will the Republicans win the Michigan Senate race in 2026?30.5Polymarket ↗ · Republican leg · enters as 30.5weight 3.5%Will Abdul El-Sayed win the 2026 U.S. Senate election in Michigan?74.3Manifold ◦ ↗ · Democratic leg · enters as 25.7weight 1.1%Will Abdul El-Sayed win the 2026 U.S. Senate election in Michigan?71.1Manifold ◦ ↗ · Democratic leg · enters as 28.9weight 0.1%
Show all 17 contracts
Weights are 24h liquidity share · reconciled reading 31.4 · ◦ play money · rows open on the exchange
Other Michigan races this cycle

Also on the ballot