Highest Bonus
BetMGM Massachusetts Review
BetMGM is the operator behind the retail sportsbook at MGM Springfield and a major online presence in Massachusetts. The Lion's offer of up to $1,500 back is among the most aggressive welcome bonuses in the state.
Welcome Offer
Up to $1,500 First Bet Refund
Stake refunded as bonus bets if first bet loses · MA retains legacy $1,500 tier (PA/NJ pivoted to $150-win in May 2026)
Key Facts
| Launched in MA | March 10, 2023 |
|---|---|
| Minimum Deposit | $10 |
| Withdrawal Speed | 24-72 hours |
| App Rating | 4.6 / 5 |
| Retail Partner | MGM Springfield |
May 2026 MA Performance
Wagers Settled$46.5M
Market Share7.4%
Rank in MA#4 of 7
Hold %10.08%
Tax Paid$914K
Highlights
- MGM Springfield retail partner
- MGM Rewards integration
- Strong NFL markets
- Lion's Boost daily promo
Pros
- Largest first-bet offer in MA
- MGM Rewards crossover from casino play
- Strong futures markets
Cons
- Higher minimum deposit
- App slower than DK/FD