Ohio’s licensed sports betting market recorded nearly $4.9bn in wagers in the first half of 2025, reportedly up 19% year on year.
The wager total gives operators and investors a measure of activity in Ohio’s licensed sports betting market.
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Louisiana sports wagers rose 23% in July to $226.7 million, with growth in both retail and mobile betting, according to the report.
The Ohio Casino Control Commission paused work on a proposed ban on player-specific live micro bets after MLB introduced nationwide limits on pitch-level wagers. MLB’s rules cap those bets at $200 and exclude them from parlays; the commission had been considering restrictions since August.
Ohio Sen. Bill DeMora filed legislation to bring sports prediction markets under state sports-gambling rules and prohibit election-related event contracts. He said a federal appeals court ruling could help advance the proposals, though the bills would need to be reintroduced in 2027.
Polymarket has filed a complaint against Ohio regulators arguing that the state's online sports betting framework violates the Commerce Clause. The CFTC has opened two comment periods on event contracts and casino-style products until 18 November, and Kalshi has sought more time in its Supreme Court proceedings.
Ohio has asked the US Supreme Court to hear a dispute over authority to regulate sports prediction markets. A bipartisan coalition of 39 states supports the request. Ohio argues states should oversee these products, while operators including Kalshi and Polymarket say they offer swaps under Commodity Futures Trading Commission supervision.
Ohio has asked the US Supreme Court to hear a dispute over whether sports-related prediction markets fall under state gambling law or federal oversight of swaps, according to a filing by the state. Ohio is leading a bipartisan coalition of 39 states in the request. The Supreme Court is not required to take the case, and it is not yet known whether the justices will agree to hear it.