OH Gov
Ohio Governor winner? (2026)
7679k contracts traded · 5563k open
Ohio’s governorship opens with Mike DeWine term-limited, in a state whose 2026 Senate contest is a special election for the seat JD Vance vacated. Kalshi prices the governor race on its own and as a Senate-and-Governor combination, so Ohio is one of four states where the two offices can be read as a pair. The live board is the market’s read on whether the state’s recent Republican lean holds on an open ticket.
Quick Answer
As of November 2, 2026, Amy Acton leads the Ohio governor market at 81¢ — real money putting the implied probability at 81%. 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 Mike DeWine (R) — 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, 7:52 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.
Amy Acton
Same price after fees.
Vivek Ramaswamy
Same price after fees.
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 →

Amy Acton
Democrat81¢

Vivek Ramaswamy
Republican20¢
Mike DeWine R
Open seat · term-limited — OPEN SEAT · not on the 2026 ballot
Seat facts checked 2026-09-17.
Ohio Governor winner? (2026)
7679k contracts traded · 5563k 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.
Ohio 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 Ohio, priced against the product of its two legs on the Senate race page.
The general-election candidates for the Ohio governor race are Amy Acton (Democrat) and Vivek Ramaswamy (Republican), per Ballotpedia’s general-election listing as of 2026-09-23. Election Day is November 3, 2026.
Yes. Mike DeWine (Republican) 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 GOVPARTYOH-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. Ohio also has a 2026 Senate race on the board, linked below.
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