Best March Madness Betting & DFS Promotions

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Whether you're a seasoned sports bettor or are just looking to get in on the action for March Madness, there rare plenty of special promotions and bonuses from sportsbooks that you can take advantage of.

The 2023 NCAA Tournament for Men's Basketball starts Tuesday, March 14, and runs until Monday, April 3. Almost all sportsbooks have released special promotions for both new customers as well as existing custimers.

Below is a look at the March Madness promotions and bonus offers currently available. Click here to jump to the March Madness DFS promos.

Sports Betting Sign-Up Offers You Can Use on March Madness


Our Partner


Bet $20, Get $200 Bonus

States: AZ, CO, CT, IL, IN, IA, KS, LA, MA, MD, MI, NJ, NY, OH, PA, TN, WY, WV, VA


Our Partner


Up to $1,000 Back in Bonus Bets

States: AZ, CO, IL, IN, IA, KS, LA, MA, MD, MI, NJ, NY, OH, PA, TN, WV, WY, VA


Our Partner


5 Second Chance Bets of $50 Each

States: CO, IL, IN, IA, KS, MA, MD, MI, NJ, NY, OH, PA, VA, WV


Our Partner


Bet $100, Get $100 in Bonus Bets

States: AZ, CO, IN, LA, MA, MI, NJ, NY, TN, VA


Our Partner


Second Chance Bet Up to $500

States: AZ, CO, IL, IN, IA, LA, MD, MI, NJ, NY, OH, PA, VA

Other Sportsbook Sign-Up Bonus Offers

March Madness Betting Offers for Current Customers

If you've already joined all sportsbooks available in your state—which we highly recommend that you do so you can shop around for the best odds and take advantage of the sign-up bonuses—there are still some March Madness offers that sportsbooks are offering for current customers.

New customers can also take advantage of these offers, you'll just have to sign up for the sportsbook first. You can use both the sign-up bonus offer and the below offers if you're a new customer.

Here are some that are currently available:

DFS March Madness Special Offers

Dave Rathmanner

Dave Rathmanner is the Founder & CEO of Odds Assist. After struggling to find helpful sports betting resources and honest reviews when he first started betting, he decided to create the site he always wished he had. Dave has been betting on sports since NJ legalized it in 2018 and regularly analyzes sportsbooks to find the best options for bettors. Aside from creating new content for OA readers, Dave is also passionate about researching betting markets, creating models, and developing profitable betting strategies.