Missouri Sports Betting Ballot Measure Approved by Voters

The language around the ballot measure requires the first licensed sportsbooks to begin accepting wagers by Dec. 1, 2025. Operators will likely work with regulators to go live before kick-off of the fall 2025 football season.

Ryan Butler - Senior News Analyst at Covers.com
Ryan Butler • Senior News Analyst
Nov 6, 2024 • 02:59 ET • 4 min read
Photo By - Imagn Images

Missouri voters approved legal mobile and retail sports betting, permitting regulated books to take bets next year.

The sports betting ballot measure passed by a slim majority early Wednesday morning after more than 2.9 million votes were counted.

Seven of the eight states bordering Missouri allow mobile or retail sportsbooks. That includes Kansas and Illinois, which split the Kansas City and St. Louis metro areas with Missouri, respectively.

Missouri is the 39th state to approve legal sportsbooks and the 31st to green light statewide mobile wagering. It is the only state to approve sports betting this year.

“Missouri has some of the best sports fans in the world and they showed up big for their favorite teams on Election Day,” Bill DeWitt III, president of the St. Louis Cardinals, said in a statement. "On behalf of all six of Missouri’s professional sports franchises, we want to thank the Missouri voters who made their voices heard by approving Amendment 2. This historic vote makes Missouri the 39th state to legalize sports betting and ensures we no longer lose valuable tax revenue to our neighboring states. Most importantly, the passage of Amendment 2 means a new, dedicated, permanent funding stream for Missouri classrooms." 

Missouri sports betting next steps

Voter approval means up to 14 mobile sportsbooks could start accepting bets next year. It is unlikely all 14 available licenses are used.

DraftKings and FanDuel financed nearly every dollar of the “yes” campaign and will undoubtedly apply to take bets in the Show Me State. They will likely each pursue the two “untethered” licenses available without having to partner with a Missouri brick-and-mortar casino or sports team (and pay an accompanying fee).

Six licenses are available to each Missouri casino operator, respectively. Caesars, despite opposing the ballot measure, will likely use its license to launch the Caesars mobile sportsbook. Penn Entertainment, which manages ESPN Bet, and Bally’s (Bally Bet) will also likely launch their respective books.

The other three operators are Boyd Gaming, Century Casino, and Affinity Interactive. It remains unclear if they will launch mobile sportsbooks.

The remaining six licenses are reserved for each of the major professional sports teams that play home games in Missouri: MLB’s Kansas City Royals and Cardinals, the NFL’s Kansas City Chiefs, NHL’s St. Louis Blues, MLS’ St. Louis City SC and the NWSL’s Kansas City Current. The sports organizations were among the most prominent proponents of the ballot measure.

Along with DraftKings, FanDuel and Caesars, Missouri bettors should expect other leading national brands including BetMGM, bet365, BetRivers and Fanatics to seek market access.

Missouri’s ballot measure allows every Missouri casino to open retail sportsbooks on their respective properties. Most if not all 13 casinos managed by the six casino operators are expected to open in-person betting options such as wagering kiosks and potentially dedicated, full-service sportsbooks.

The six sports teams can also open in-person sportsbooks within or adjacent to their respective home playing venues. Missouri will join Illinois, Maryland, Arizona, Connecticut, and Washington, D.C. among jurisdictions that allow in-stadium retail sportsbooks.

The language around the ballot measure requires the first licensed sportsbooks to begin accepting wagers by Dec. 1, 2025. Operators will likely work with regulators to go live before kick-off of the fall 2025 football season, perennially books’ most lucrative time of the sports calendar.

Missouri sports betting background

The successful Missouri sports betting campaign comes despite millions in funding opposing the measure from one of the state’s largest gambling stakeholders.

Caesars spent millions of dollars to defeat the measure. In most other states that tie online sports betting with a state’s brick-and-mortar casinos, an operator is granted at least one license per managed property.

In that scenario in Missouri, Caesars would be afforded at least three potential licenses, one for each casino it manages. Instead, Caesars only has one. In states with the license-per-property model, companies can either open additional in-house books or, more commonly, subcontract the license to a competitor that pays an accompanying fee in exchange.

FanDuel and DraftKings, which have roughly two-thirds of U.S. nationwide sports betting handle market share, could potentially have a leg up on their competitors by earning the pair of untethered licenses. It remains to be seen which two books will earn these slots, but the language around the ballot measure would seem to favor the two national market leaders.

Polling earlier in the year showed the “yes” vote with a slight lead. Support efforts were bolstered by tens of millions spent by DraftKings and FanDuel.

A series of television and radio ads focused on the revenue legal sportsbooks would generate for Missouri public education. Opponents, funded largely by Caesars, argued the supporters’ ads were misleading and the tens of millions of projected dollars raised would have a negligible impact in a state that already spends billions on education annually.

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Ryan Butler - Covers
Senior News Analyst

Ryan is a Senior Editor at Covers reporting on gaming industry legislative, regulatory, corporate, and financial news. He has reported on gaming since the Supreme Court struck down the federal sports wagering ban in 2018. His work has been cited by the New York Daily News, Chicago Tribune, Miami Herald, and dozens of other publications. He is a frequent guest on podcasts, radio programs, and television shows across the US. Based in Tampa, Ryan graduated from the University of Florida with a major in Journalism and a minor in Sport Management. The Associated Press Sports Editors Association recognized him for his coverage of the 2019 Colorado sports betting ballot referendum as well as his contributions to a first-anniversary retrospective on the aftermath of the federal wagering ban repeal. Before reporting on gaming, Ryan was a sports and political journalist in Florida and Virginia. He covered Vice Presidential nominee Tim Kaine and the rest of the Virginia Congressional delegation during the 2016 election cycle. He also worked as Sports Editor of the Chiefland (Fla.) Citizen and Digital Editor for the Sarasota (Fla.) Observer.

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