Sports Betting in Massachusetts

Licensed Sportsbooks

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

DraftKings★ 4.9

Same-game parlaysDFS integration

FanDuel★ 4.8

Cash outLive in-play betting

BetMGM★ 4.8

Parlay builderCustom odds

Fanatics★ 4.8

FanCash rewardsFast signup

theScore★ 4.8

Integrated mediaStats-driven

Caesars★ 4.7

Caesars RewardsProfit boosts

Bally Bet★ 4.7

Unified walletCasino integration

Prediction Markets

Federally regulated by the CFTC. Trade event contracts on an exchange model — separate from state-licensed sportsbooks. Pending: a January 2026 court order barring Kalshi's sports contracts in Massachusetts is on hold while the Supreme Judicial Court hears the appeal.

Kalshi★ 4.9

CFTC-regulatedSports event contractsLive trading

Polymarket US★ 4.6

CFTC-regulatedFully collateralizedNo margin or leverage

Robinhood★ 4.7

Powered by Kalshi0% commissionSports contracts in most states

FanDuel Predicts★ 4.6

CFTC-regulatedAll 50 states + DCSports contracts in 17 states

DraftKings Predictions★ 4.6

CFTC-regulated48 states + DCSports contracts in 17 states

Crypto.com Event Contracts★ 4.5

CFTC-regulated10 major sportsUSD + crypto deposits

ProphetX★ 4.7

CFTC-regulatedPeer-to-peer sports exchangeSports-only contracts

Novig★ 4.8

CFTC-regulatedPeer-to-peer sports exchangeNo fee on pre-game trades

Sweepstakes Sportsbooks

Dual-currency social sportsbooks: play with free coins, or with a sweepstakes currency that can be redeemed for cash prizes where the operator's rules allow.

Fliff★ 4.6

Social sportsbookDual-currency (Fliff Coins + Cash)Mobile-first

Rebet★ 4.4

Social sportsbookDual-currencyMobile-first

Legal Status

7 online sportsbooks. Betr and WynnBET left in early 2024 when their temporary licenses ran out.

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

Tax Information

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 except in tournaments. 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.

Frequently asked questions