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Sports Betting in Massachusetts

Fully Legal

By DawBets · Last verified: April 2026

Quick answer: Massachusetts bettors have access to 7 licensed sportsbooks, 2 CFTC-regulated prediction markets, 4 peer-to-peer sweepstakes exchanges.

Licensed Sportsbooks

State-licensed regulated sportsbooks. Operator tax rate: 20%. Online betting legal since March 2023.

Prediction Markets

Federally regulated by the CFTC. Trade event contracts on an exchange model — separate from state-licensed sportsbooks.

Peer-to-Peer Sweepstakes Exchanges

Dual-currency model. Trade directly against other users instead of against a sportsbook.

Legal Status

12 online sportsbooks. ~$425M in total taxes collected since March 2023 launch.

Online sports betting has been legal in Massachusetts since March 2023.

Tax Information

Operator tax rate20%

15% retail / 20% online. Tax distributed: 45% general fund, 17.5% workforce, 27.5% local aid, 9% public health.

College Betting Restrictions

No in-state college bets. No college player props.

How DawBets Helps Massachusetts Bettors

DawBets compares odds across every sportsbook available in Massachusetts in real time. Instead of checking each app individually, see all prices side-by-side and always place your bet at the best available line.

Massachusetts +EV tip: Massachusetts has 12 books at a 20% online tax rate. With that many operators competing under the same cost structure, lines diverge — compare across all of them before placing.

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Frequently asked questions

Is sports betting legal in Massachusetts?

Yes. Online sports betting is legal in Massachusetts since March 2023. 12 online sportsbooks. ~$425M in total taxes collected since March 2023 launch.

What is the sports betting tax rate in Massachusetts?

15% retail / 20% online. Tax distributed: 45% general fund, 17.5% workforce, 27.5% local aid, 9% public health.

What is the minimum age to bet on sports in Massachusetts?

You must be at least 21 years old to bet on sports in Massachusetts.

Can I bet on college sports in Massachusetts?

No in-state college bets. No college player props.

How many online sportsbooks are available in Massachusetts?

Massachusetts has approximately 12 licensed online sportsbooks, including DraftKings, FanDuel, BetMGM, and others. Compare odds across all available books with DawBets.

When did Massachusetts legalize online sports betting?

Online sports betting has been legal in Massachusetts since March 2023.

Can I use Kalshi in Massachusetts?

Massachusetts Superior Court issued a preliminary injunction in January 2026; an emergency stay from the Massachusetts Appeals Court (Feb 18 2026) currently allows continued operation pending appeal.

Is ProphetX available in Massachusetts?

Yes. ProphetX, a peer-to-peer sports prediction exchange operating under a sweepstakes model, is available to Massachusetts residents.

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