1. BetMGM Maryland
BetMGM tops our Maryland order on the figures. Its 96.01% average return is the highest we logged here, and a first wager that loses comes back as credit worth up to $1,000 under one turnover requirement. Same-game parlays and a long market list fill out the rest.
- Sign-up bonus: Up to $1,000 First Bet Offer
- Payout speed: Up to 48 hours
- App store rating: 4.8 (iOS), 4.3 (Google Play)
- Visit Site: BetMGM
Best Maryland Sportsbook
BetMGM
Up to $1,000 First Bet Offer
- Leads our Maryland payout table at 96.01%
- First wager refunded to $1,000
T&Cs Apply. New customer offer. Always gamble responsibly. 21+
The Best Sports Bonuses & Offers in Maryland
Maryland operators lead with a refund on the opening wager rather than a deposit match, so the figure that matters is the ceiling on that first bet.
Best Payout, Odds and Lines at Maryland Sportsbooks
A sportsbook’s average return is the plainest measure of how keenly it prices a market.
- BetMGM – 96.01% Payout Rate
Whatever is not returned is the book’s cut for setting the price, and that cut varies by market, so check the same selection at a rival before committing.
Maryland Sports Betting App
Below is the Maryland app with the most competitive sign-up deal at present.
Top Mobile Betting Offer
BetMGM
Up to $1,000 First Bet Offer
- Top mobile betting offer
- Same markets and prices as the desktop site
T&Cs Apply. New customer offer. Always gamble responsibly. 21+
The Android and iPhone releases cost nothing, mirror every desktop feature and share a single login, so wagering from a phone gives away no ground.
Is Sports Betting Legal in Maryland?
Yes. Governor Larry Hogan signed HB 940 in May 2021, retail books opened that November and Maryland betting sites went live in November 2022. Online casino play is still barred and every operator answers to the Gaming Control Agency.
Legal Sportsbooks in Maryland: All Legal MD Betting Sites
Our Maryland list runs to a single book, shown below with the company its licence sits under.
List of Legal Online Sportsbooks in Maryland
Maryland licenses online betting separately from its retail rooms, so the entity on the licence need not match the brand on the app.
How We Rank Maryland Betting Sites
Six measures decide where a Maryland book places, and each one is applied identically.
Bonuses and Promotions
We weigh the opening promotion against what it costs to claim, then whether its conditions can realistically be met.
Payouts & Odds
We publish what each book keeps back, because that margin decides what a winning slip is worth.
Betting App
A phone build must load fast and carry every market at the price shown on a computer.
Deposit & Payout Times
Money ought to arrive instantly, leave within a few working days, and cost nothing in either direction.
Legality
Nothing appears here without a live licence from the Maryland Lottery and Gaming Control Agency.
Customer Service
Live chat and a monitored mailbox are the baseline, and cover through the night counts for more.
Maryland Sports Betting Facts
The state of play for betting in Maryland, as of 2026:
- Regulator: Maryland Lottery and Gaming Control Agency, with licences issued by SWARC
- Legal Age: Bettors must be 21 or over and inside state lines
- Number of Sportsbooks: State law allows for up to 60 online sports betting licences
- Tax: A 24% federal deduction applies, and Maryland adds state income tax of 2% to 8.75%
- Allowed: Retail and online sports betting, horse racing, daily fantasy sports and the lottery
- Not Allowed: Online casino games, which remain outside the law in Maryland
Responsible Gambling
Maryland puts its help in plain sight. The Maryland Center of Excellence on Problem Gambling carries advice and support, whether the concern is your own betting or that of someone close to you, and 1-800-GAMBLER takes calls without asking for a name.
Deposit ceilings and account closure are handled inside the sportsbook itself. Above those sits the state’s voluntary exclusion register: join it and no licensed operator in Maryland may accept your funds or send you promotions.
Conclusion
Online gambling in Maryland means sports and sports only, so a sportsbook accounts for the entire legal market in the state. What is left to weigh is which book prices a line most keenly and settles a win soonest. Bettors elsewhere should try our US betting sites guide.
FAQ
What is the best betting site in Maryland?
BetMGM is our pick for Maryland. It averages a 96.01% return, the best figure here, and hands back an opening stake that loses as credit to $1,000.
Are there any new betting sites in Maryland?
Maryland's apps arrived in November 2022. State law permits as many as 60 online licences, well above the number trading, so more can still join.
Is there a list of the Maryland betting sites?
Yes. Our Maryland entry appears above, shown together with the corporate licence holder that operates it.
Are Maryland betting sites safe?
Yes. A Maryland licence is granted only once the regulator has run its checks, and we list nothing that does not hold one.
How does Maryland make money from betting sites?
Operators hand over 15% of their revenue. A bettor's own winnings are billed separately, federally first and then by the state.
Is online betting in Maryland also legal?
Yes. House Bill 940 was signed in May 2021, the retail rooms followed that November and the apps went live in November 2022.
How can I solve a dispute with a Maryland online sportsbook?
Contact the book's support team before anything else. If that produces no result, the Maryland Lottery and Gaming Control Agency accepts complaints directly.
