Is Polymarket legal in Ohio?
Polymarket is available in Ohio for now (dispute pending). Eligible residents can trade real-money markets on the app. Eligibility, age limits, and how to start.
Polymarket US · Deposit $10 get a $25 Trading Bonus!
COLLEGEPMClaim (opens in a new tab)21+ · T&Cs apply
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos 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.
At a glance
Yes, for now: the Polymarket US app is available in Ohio, but Ohio's regulator has told it to stop offering sports contracts there. Eligible Ohio residents can trade real-money prediction markets after verifying their identity. On October 2, 2026, Ohio's casino regulator sent Polymarket and nine other companies cease-and-desist letters over sports event contracts, with an October 16 deadline. As of October 19, 2026, we have found no report that Polymarket has left Ohio; see what changed. New users deposit $10, get a $25 trading bonus! with code COLLEGEPM.
Polymarket US · Deposit $10 get a $25 Trading Bonus!
COLLEGEPM
Claim on Polymarket US (opens in a new tab)
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos 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.
Last checked October 21, 2026
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Deposit $10, Get a $25 Trading Bonus!
Trade real-money prediction markets on Polymarket's app. Deposit $10 and use bonus code COLLEGEPM at sign-up for a $25 trading bonus.
Available in 49 states + D.C.
Trade on Polymarket — Get $25 (opens in a new tab)21+. Gambling problem? Call 1-800-GAMBLER.
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos 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.
21+. Gambling problem? Call 1-800-GAMBLER.
Also available in Ohio
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Using Polymarket from Ohio
Residents of Ohio trade through the Polymarket US app. After you download it, you create an account, verify your identity, and confirm your location — Polymarket then enables trading for Ohio.
Who can trade in Ohio
You must be 18 or older (21+ in some jurisdictions) and complete identity verification. Polymarket markets cover politics, economics, crypto, sports, and culture — settled on real-world outcomes. For the national picture, see where Polymarket is available and our guide to whether Polymarket is legal.
How to sign up from Ohio
Download the Polymarket app, create your account, and enter bonus code COLLEGEPM at sign-up. New users can deposit $10, get a $25 trading bonus!
Sign up on Polymarket → (opens in a new tab)21+. Gambling problem? Call 1-800-GAMBLER.
What changed in Ohio
Court rulings, regulator actions and bills that affect prediction markets in Ohio. Newest first. Checked against sources on October 1, 2026. This is a record of public events, not legal advice.
September 25, 2026
Sixth Circuit rules against Kalshi in Ohio and Tennessee appeals
The U.S. Court of Appeals for the Sixth Circuit held that Kalshi had not shown its sports event contracts are "swaps" and that federal commodities law does not preempt Ohio or Tennessee gambling laws. It upheld the Ohio denial of an injunction and overturned the injunction Kalshi had won in Tennessee, sending both cases back to the district courts.
Source: U.S. Court of Appeals for the Sixth Circuit (opinion, Nos. 26-3196/26-5235) (opens in a new tab)
June 12, 2026
California Attorney General joins multistate brief against Kalshi
Attorney General Rob Bonta joined 37 other attorneys general in a Sixth Circuit brief supporting Ohio's authority to enforce its gambling laws against Kalshi. His office said it was the seventh time California had joined such multistate briefs.
May 12, 2026
CFTC files brief backing Kalshi in Sixth Circuit appeal
The CFTC filed an amicus brief in the Sixth Circuit in Kalshi's Ohio appeal, arguing that the agency has exclusive jurisdiction over prediction markets.
April 14, 2026
Ohio regulator issues notice of intent to fine Kalshi $5 million
The Ohio Casino Control Commission issued a notice of intent to impose a $5 million penalty on Kalshi for offering what it considers unlicensed sports betting in the state.
March 9, 2026
Federal judge in Ohio denies Kalshi injunction
U.S. District Judge Sarah Morrison ruled that Kalshi's sports event contracts are not swaps under federal law and denied its request for an injunction against the Ohio Casino Control Commission. The Sixth Circuit upheld the ruling in September 2026.
Source: NBC News (opens in a new tab)
October 7, 2025
Kalshi sues Ohio regulators and attorney general
Kalshi filed a federal lawsuit in the Southern District of Ohio claiming federal law preempts Ohio gaming regulation of its event contracts. The filing date is given in a California Attorney General release describing the case.
Source: California Attorney General (case summary) (opens in a new tab)
April 1, 2025
Ohio regulator sends cease-and-desist notices to Kalshi, Robinhood, Crypto.com
The Ohio Casino Control Commission announced it had ordered the three companies to stop offering sports event contracts in the state. The date shown is the report date.
Sources & further reading
- CFTC Orders Polymarket to Pay $1.4M for Unregistered Event Contracts (Release 8478-22) (opens in a new tab)U.S. Commodity Futures Trading Commission (CFTC)
- Polymarket Terms of Use — geographic restrictions (opens in a new tab)Polymarket
- Polymarket — official site (opens in a new tab)Polymarket
Deposit $10, Get a $25 Trading Bonus! on Polymarket with code COLLEGEPM
Trade on Polymarket → (opens in a new tab)18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos 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.
21+. Gambling problem? Call 1-800-GAMBLER.
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Trade on ProphetX → (opens in a new tab)18+ only. New traders only. Offer terms are set by ProphetX and may change. Event contract trading involves risk, including loss of the funds you commit. ProphetX is a CFTC-regulated designated contract market and derivatives clearing organization. Not available in all states.
21+. Gambling problem? Call 1-800-GAMBLER.
Trade $25 and Get $25! on Kalshi with code COLLEGEPM
Trade on Kalshi → (opens in a new tab)Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.
21+. Gambling problem? Call 1-800-GAMBLER.
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Frequently asked questions
Is Polymarket available in Ohio?
Yes. The Polymarket app is available to eligible residents of Ohio. You verify your identity and location when you create an account, and Polymarket confirms access at sign-up. Ohio has taken action against other prediction market operators over sports event contracts: Ohio's regulator sent Kalshi a cease-and-desist notice in April 2025 and a $5 million fine notice in April 2026; on September 25, 2026 the Sixth Circuit held that federal law does not preempt Ohio's gambling laws for Kalshi's sports event contracts. On October 2, 2026, Ohio's casino regulator also sent Polymarket a cease-and-desist letter over sports event contracts; as of October 19, 2026, we have found no report that it has left Ohio.
How old do I have to be to use Polymarket in Ohio?
You must be 18 or older (21+ in some jurisdictions) and complete identity verification. Prediction-market positions are speculative and can result in loss of the funds you commit.
How do I get the Polymarket bonus in Ohio?
New users in Ohio can deposit $10, get a $25 trading bonus! by signing up through our link and entering bonus code COLLEGEPM. Terms are set by Polymarket and may change.
21+ · T&Cs apply · Terms
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos 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.
