MI Gov
Michigan Governor winner? (2026)
562k contracts traded · 389k open
Michigan’s governor race is the one on the board with a live three-way line: Gretchen Whitmer is term-limited, and Kalshi quotes an independent leg alongside the two parties. That third outcome is why this race is also priced as a Senate-and-Governor combination contract and why the combination can never pay on it. Read the live board with the independent leg in view — it is the residual every party-vs-party number here leaves out.
Quick Answer
As of November 1, 2026, Jocelyn Benson leads the Michigan governor market at 93¢ — real money putting the implied probability at 93%. The seat is open, so that price is the market’s read on the field and the environment, with no incumbent anchoring it.
Seat held by Gretchen Whitmer (D) — open seat; term-limited.
Why trust the price: prediction markets called all seven 2024 presidential swing states correctly, often while polling averages were still split. Our state-by-state audit grades where they missed too.
Prices updated Nov 2, 12:52 AM UTC · refreshed hourly through Election Day.
The same contract on two exchanges. Price to buy = the ask plus each venue’s taker fee, per contract.
Jocelyn Benson
Same price after fees.
John James
100 contracts: $7.46 vs $8.51 — $1.06 cheaper on Kalshi
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See https://polymarketexchange.com/files/legal/Polymarket%20US%20Rulebook%20(2026.09.30).pdf for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated exchange and clearing organization.
Fees: Kalshi 7% × price × (1 − price); Polymarket US 6.95% × price × (1 − price). Polymarket US is the venue US traders use. Ranked by price only — never by what a venue pays us. Where it’s cheapest today →
Jocelyn Benson
Democrat93¢

John James
Republican7¢
Gretchen Whitmer D
Open seat · term-limited — OPEN SEAT · not on the 2026 ballot
Seat facts checked 2026-09-17.
Michigan Governor winner? (2026)
562k contracts traded · 389k open
How to read this
Each contract pays $1 at resolution, so the price in cents is the market’s implied probability — a 58¢ contract is a 58% chance. When the leading price sits near 50¢, the market is telling you the race is a genuine coin flip. A leg with no price shows a dash; we never fill one in.
Michigan also elects a U.S. senator on November 3, 2026, and Kalshi prices that race separately. Kalshi additionally lists a four-outcome Senate-and-Governor combination contract for Michigan, priced against the product of its two legs on the Michigan cluster page.
The general-election candidates for the Michigan governor race are Jocelyn Benson (Democrat) and John James (Republican), per Ballotpedia’s general-election listing as of 2026-09-23. Election Day is November 3, 2026.
Yes. Gretchen Whitmer (Democrat) is term-limited, so no incumbent is on the November 3, 2026 ballot. With no incumbency anchor, the contract moves on the field and the national environment.
The Quick Answer at the top of this page states the leading contract and its price as of the last refresh. A leg priced in the 80s or 90s is the market calling the race; a leading price near 50¢ is the market saying it does not know. We carry no forecaster rating for governor races, so the price stands on its own here rather than against a published band.
Kalshi lists it under the event ticker GOVPARTYMI-26 — one YES/NO contract per leg, each settling at $1 if that side wins the November 3, 2026 election and $0 otherwise. Every price on this page links straight to the live market. Kalshi is CFTC-regulated and available in most states, with sports contracts restricted in some. Michigan also has a 2026 Senate race on the board, linked below.
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