Best Massachusetts Sportsbook Bonuses for March Madness: Grab $3,750 in Promos! is an independent sports news and information service. has partnerships with some of the top legal and licensed sportsbook companies in the US. When you claim a bonus offer or promotion through a link on this site, Gaming Today may receive referral compensation from the sportsbook company. Although the relationships we have with sportsbook companies may influence the order in which we place companies on the site, all reviews, recommendations, and opinions are wholly our own. They are the recommendations from our authors and contributors who are avid sports fans themselves.

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March Madness is here, just in time for legal Massachusetts mobile sports betting, which launched in the state earlier this month. That means people can now sign up for mobile Massachusetts sportsbook apps, place some March Madness wagers, and claim multiple Massachusetts sportsbook bonuses.

With sports betting being so new in the Bay State, many people will place their first mobile wager on the March Madness tournament. When you sign up for each sportsbook, you will be offered a nice welcome bonus that will help build your bankroll for March Madness or whatever else you would like to have some action on.

Here, we will list the best offers for March Madness from our favorite Massachusetts sports betting apps. Not only will signing up for each sportsbook land you nice betting bonuses, but it will also ensure you get the best odds and lines for your wagers, which will help you become a more successful bettor.

These offers come from our friends at DraftKings MA, Caesars MA, and BetMGM MA. If you take advantage of all three sportsbook welcome offers, you can walk away with up to $3,750 in bonuses to use for March Madness.

Score the Top 3 Massachusetts Sports Betting Bonuses

Here, we break down how to claim each offer, so you can get the most bonuses possible to use for some March Madness wagering fun.

Bet on March Madness With DraftKings

Get Up To $1,250 In Bonuses

Sign up with DraftKings Massachusetts Sportsbook to claim up to $1,250 in bonuses. This offer comes as a $50 bonus bet + 20% deposit match up to $1,000 and a special Bet $5, Get $200 in bonus bets instantly offer. Just click here to get started. 

21+ and present in MA. Gambling Problem? Call 1-800-327-5050

DraftKings Massachusetts Sportsbook Promo: Up To $1,250 In Bonuses

DraftKings Sportsbook’s roots are in Boston, making this the perfect sportsbook for Massachusetts sports fans.

Plus, its welcome special is one of the best in the state, as it offers new users up to $1,250 in bonuses when they sign up for a new account.

This offer comes in three parts.

First, by signing up with a new DraftKings Sportsbook account and making a minimum deposit of $5, you will get a $50 Bonus Bet, and your first deposit will be matched at 20% up to $1,000. Only your first deposit will be matched, so while it only takes $5 to claim both of these bonuses, you’ll get a greater benefit from the deposit match with a larger deposit. We always recommend, of course, to gamble only with an amount of money you can afford to lose.

The deposit match carries a 25x playthrough requirement, which means for every $1 of the match you would like to withdraw, you must wager $25.

Also, for a limited time, DraftKings will pay you $200 in Bonus Bets just for placing one $5 wager, even it that bet isn’t a winner.

Caesars Massachusetts Sportsbook

Get Up To $1,500 On Caesars

New Caesars Sportsbook users can place a $1,500 bet on Caesars when they enter promo code ‘TODAY1BET‘ at sign-up. Lose your first bet, get the stake back as a Bonus Bet.

MA only. 21+. New users and first wager only. Must register with eligible promo code. Bet amount of qualifying wager returned only if wager is settled as a loss. Maximum additional Bonus Bet of $1,500. Bonus Bet must be used within 14 days of receipt. See for full terms. Void where prohibited. Know When To Stop Before You Start.® Gambling Problem? If you or a loved one is experiencing problems with gambling, please call 1-800-327-5050 or visit for 24/7 support. LiveChat with a GameSense Advisor at or call 1-800-GAM-1234GameSense logo.

Caesars Massachusetts Sportsbook Bonus: Place $1,500 Bet On Caesars

Caesars Sportsbook Massachusetts offers the most in terms of potential dollar amount with its bonus offer.

When you sign up for a new account and enter our Caesars Massachusetts promo code “TODAY1BET”, you will get up to $1,500 first bet on Caesars

This means that you can place your first wager up to $1,500, and if it loses, you will get your money back as a Bonus Bet equal to the amount wagered. 

All you have to do is enter promo code ‘TODAY1BET’ at sign up and decide how much money you want to put down for your first bet. This promo is only for your first bet with Caesars.

BetMGM Massachusetts Sportsbook

Claim One Of Two Great Bonuses

Use our BetMGM Massachusetts bonus code “TODAY”  to get a $1,000 First Bet Offer from BetMGM Massachusetts SportsbookClick here to get started.

Alternatively, you can $200 in Bonus Bets just by making a $10 bet, win or lose, by using BetMGM Massachusetts bonus code “GTODAYSB”.

21+ and present in MA. Gambling Problem? Call 1-800-327-5050

BetMGM Massachusetts Sportsbook Betting Bonuses

BetMGM Sportsbook is one of the industry’s top names, and they offer two bonuses to new customers in Massachusetts. However, you cannot claim both; you must choose one or another. Luckily, they are both fantastic offers.

BetMGM Massachusetts Bonus Code ‘TODAY’: $1,000 First Bet

This offer from BetMGM will land you a First Bet offer of up to $1,000. All you need to do is enter bonus code ‘TODAY’ at sign-up and place your first wager. If your wager loses, you will get your money back in Bonus Bets, up to $1,000.

If your first wager is below $50 and loses, you will get a one-time Bonus Bet equal to the amount wagered. If it is over $50 and loses, you will receive five Bonus Bets in 20% increments of your initial wager.

BetMGM Massachusetts Bonus Code ‘GTODAYSB’: Bet $10, Get $200 in Bonus Bets Instantly

This offer may be less regarding the potential dollar amount in bonuses earned, but it may be better suited for a smaller bettor, and you get your Bonus Bets instantly. Enter bonus code ‘GTODAYSB’ st sign-up, and after placing your first wager of $10, you will instantly get $200 in Bonus Bets.

Whatever bonus you decide to take, you cannot go wrong.

How To Bet on March Madness in Massachusetts

You can place some March Madness wagers in many ways, including single-game wagers on the spread, moneyline, total, props, etc. Bettors will also be able to place parlays if they are feeling lucky, and if you have a hunch about a team, consider placing a March Madness futures bet.

There will be games on almost every second of the day, so make sure you know what you are wagering on and that you are getting the best odds and lines for your bets. If you are new to sports betting, like many in Massachusetts are, you can claim the sportsbook betting bonuses mentioned above to wager on March Madness 2023 with house money, which is always a good feeling. 

Also read: March Madness odds

If you or a loved one is experiencing problems with gambling, call 1-800-327-5050 or visit to speak with a trained specialist for free, 24/7.

About the Author
DJ Corrigan

DJ Corrigan

DJ Corrigan is a sports betting writer for Gaming Today and has been covering the world of wagering since his days at Ohio State University. Corrigan's love of betting the Over and chasing the hungry dogs has led him to a career crunching numbers with an emphasis on NCAAF, NCAAB, NFL, and MLB betting.

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