OH-09
OH-09 House winner? (2026)
21k contracts traded · 12k open
OH-09 HOUSE 2026Live · updated hourlyRating: Lean D
OH-09 House Race 2026 — Live Prediction Market Odds
Ohio’s 9th District
Ohio’s 9th pits the House’s longest-serving woman, Democrat Marcy Kaptur, against Republican Derek Merrin in a Toledo-area seat a GOP redraw made tougher — and the market still prices Kaptur as the favorite. Kaptur has out-run brutal district maps for decades; the contract prices whether she can pull it off once more. Read the live number against how aggressively the new lines cut against her.
Currently represented by Marcy Kaptur (D)
Quick Answer
As of August 28, 2026, Marcy Kaptur leads the OH-09 House market at 71¢ — real money putting the implied probability at 71%. Forecasters rate the seat Lean D, so the gap between that rating and this price is the whole question.
Seat currently held by Marcy Kaptur (D).
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.
Live OH-09 House Market
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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 district is a genuine coin flip.
OH-09 House 2026 — frequently asked
Who is favored to win the OH-09 House race in 2026?
The live board above shows the current market favorite — read each contract’s price as the market’s implied probability, so a 55¢ contract is a 55% chance. Going into the cycle the seat (Ohio’s 9th District) is held by Marcy Kaptur (Democrat) and rated lean d; because a real-money market reprices continuously, take today’s favorite off the price, not a static rating.
How do I trade the OH-09 House market on Kalshi?
Kalshi lists the OH-09 House winner as YES/NO contracts, one per party, each settling at $1 if that side wins and $0 if it doesn’t. Buy the side you think is underpriced relative to your own probability, and the difference is your edge. Kalshi is CFTC-regulated and open to traders in all 50 states; every price on this page links straight to the live market.
How accurate were prediction markets in 2024?
Prediction markets had a strong 2024 — Kalshi and Polymarket called all seven presidential swing states correctly the night before, often while the polling averages were still split. Our full state-by-state scorecard, including where the markets missed, is in the 2024 accuracy audit linked below, and it’s the best base rate for how much to trust the OH-09 contract this cycle.
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