The best March Madness contests offer the chance to win massive cash prizes by predicting the upcoming NCAA Tournament. You can find brackets, squares, and so much more.
Keep reading to see the best 2025 March Madness contests, both free and with for money, including a million dollar bracket challenge!
Best 2025 March Madness Contests Overview
| Contest | Entry Fee | Prize Pool | Join |
|---|---|---|---|
| March Madness $50k Jackpot by The Sports Geek | Free | $50,000 | Join Now |
| BetUS $10,000 Sweet 16 Bracket | $100 deposit | $10,425 | Join Now |
| Big Hoops Daily Contest by The Sports Geek | Free | $100 | Join Now |
| BetOnline’s $50,000 Sweet 16 Bracket | Free | $50,000 | Join Now |
| $25k March Madness Bracket by Everygame | $100 | $25,000 | Join Now |
| $1 Million Bracket Madness by BetNow | Free | $1,000,000 | Join Now |
| $50k March Madness Bracket by Bovada | $10 | $50,000 | Join Now |
The Sports Geek’s March Madness $50k Jackpot
The first contest on my list of the best 2025 bracket challenges is our own March Madness $50k Jackpot contest. The competition is free to enter, and the rules are simple. To win the jackpot, you must correctly predict all games in the Men’s NCAA Tournament.
If a lucky contest correctly does that, they will win the entire $50,000 jackpot. You can track your competitors on the leaderboard throughout the contest.
| Place | Prize |
|---|---|
| Perfect Bracket | $50,000 |
There is no room for error in our March Madness jackpot contest, as only a perfect bracket will claim the jackpot. If you need some help with this monumental task, feel free to check our AI March Madness bracket predictions.
How to Enter
Joining our free $50,000 March Madness Jackpot contest is easy. You can compete for a free chance at the jackpot by following these simple steps:
1. Create or sign in to your TSG account.
2. Visit our March Madness $50k Jackpot contest page.
3. Submit your picks for the 2025 NCAA Tournament.
After your picks are in, the only thing left to do is enjoy March Madness. You can track your standing and your biggest competitors on the leaderboard. Don’t forget to pick a funny March Madness bracket name!
Join $50k Jackpot Contest
BetUS’ $10,000 Sweet 16 Bracket Contest
BetUS had one of the top full-bracket contests for March Madness 2025. This top-rated sportsbook also has a thrilling Sweet 16 bracket contest that members can enter today.
This contest is free to enter for every BetUS member who has made a qualifying deposit of $100 or more between March 20th and the start of the Sweet 16 round on March 27th.
| Place | Prize |
|---|---|
| Perfect Bracket | $10,000 |
| 2nd Place | $250 casino chip |
| 3rd Place | $100 free play |
| 4th Place | $50 free play |
| 5th Place | $25 free play |
A perfect Sweet 16 bracket will earn you the grand prize. The players who finish in the top five will also take home casino chips or free play funds.
How to Enter
Use these steps to join BetUS’s Sweet 16 bracket contest today.
1. Log into your BetUS account and deposit $100.
2. Find the contest by navigating to Contests > Free Contests > Basketball> March Bracket.
3. Navigate to Contests > Free Contests > Basketball> March Bracket
4. Enter the Sweet 16 bracket contest and submit your selections.
You have until March 27th to make your qualifying deposit, but you should deposit as quickly as possible. Otherwise, you may forget and disqualify yourself from winning the $10,000 prize. Incomplete brackets will also be disqualified from winning a prize.
The Sports Geek’s Big Hoops Daily Contest
Our Big Hoops Daily Contest at The Sports Geek is another excellent free March Madness contest. The top prize is $100 and you can win it daily.
Instead of just creating a bracket, you will pick from the betting lines provided for each round as follows.
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- Round 1, Round 2, and Sweet 16: Pick moneyline and over/under markets on four feature games per round.
- Elite Eight and Final Four: Predict the moneyline, total score, race to 20m points, and a star player prop for two featured games
- National Championship: Contestants pick over/under, moneyline, and multiple props for the title game.
There are also tiebreaker questions for each round that you must answer. The player who ends each day of the challenge with the most points will receive the $100 prize.
How to Enter
Follow these three quick steps to enter our March Madness Big Hoops Daily contest today.
1. Sign in to your The Sports Geek account.
2. Visit our March Madness Big Hoops Daily contest page.
3. Hit “PLAY NOW” to enter your picks.
Our contest opens on March 20th, and you can pick new moneylines, spreads, props, and more exciting lines every day.
Join Big Hoops Daily Challenge
BetOnline’s $50K Sweet 16 Bracket
It is too late to enter BetOnline’s $200,000 Bracket Madness contest. On the bright side, the sportsbook also offers a $50,000 prize pool for its Sweet 16 Bracket Contest.
As if that were not enough, members of this sportsbook can enter this contest absolutely free. However, you must bet at least $25 in the sportsbook between March 24th and April 7th to qualify for a prize. You can also purchase a second entry for $25.
| Place | Prize |
|---|---|
| 1st place | $2,500 |
| 2nd place | $1,000 |
| 3rd place | $1500 |
| 4th place | $300 |
| 5th place | $200 |
| 6th place | $180 |
| 7th place | $160 |
| 8th place | $140 |
| 9th place | $120 |
| 10th place | $100 |
Every contestant who finished in the top 2,000 will win at least $10. You must submit your selections for this contest by 7:00 pm EST on March 27th.
How to Enter
BetOnline’s Sweet 16 contest gives you a chance at a $50,000 prize pool. Follow these steps to join this contest today.
-
- Sign into your BetOnline account and navigate to the contest tab.
- Click the “ENTER NOW” button on the $50,000 Sweet 16 Bracket Contest
- Submit your selections for the Sweet 16, Elite 8, Final 4, and National Championship rounds.
- Bet $25 in the sportsbook. Your wagers must be graded by April 8th to qualify.
After making your selections, be sure to answer the tiebreaker question: What will the total points be in the championship game? Winning the tiebreaker can help you secure a higher palace on the leaderboard. Prize money for this contest will be paid out by 6:00 pm EST on April 10th.
Everygame’s $25k March Madness Bracket
Next on my list of the best bracket challenges is Everygame’s $25k March Madness Bracket contest. To qualify for this free bracket challenge, you must wager a total of $100 in the sportsbook between March 17th and March 30th.
The entire $25,000 prize pool in this bracket challenge will go to the contestant who correctly predicts all 63 games of March Madness.
If no participant has a perfect bracket, the prize pool will be split equally among the top 25 contestants with the most points. You earn one point for every correct prediction.
The prize in this contest is rewarded as free bets, and qualifying players will receive a unique free bet bonus code to redeem their prize. Free bet funds from this contest have a rollover of 8x.
How to Enter
Here are the steps you should follow to join Everygame’s March Madness bracket challenge.
1. Sign in to your Everygame account or create one.
2. Make $100 worth of accumulated bets in the sportsbook.
3. Submit your 63 pick bracket between March 17th and March 20th.
You have until March 30th to make your qualifying bets in the sportsbook for this free March Madness contest.
BetNow’s $1 Million Bracket Madness
Rounding out my list of best NCAA Tournament contests is BetNow’s free 1 Million Dollar Bracket Challenge for 2025.
The $1 million prize pool in this contest will be split amongst the top 30 participants as follows:
| Place | Prize |
|---|---|
| 1st place (perfect bracket) | $350,000 |
| 2nd place | $200,000 |
| 3rd place | $100,000 |
| 4th place | $50,000 |
| 5th-30th place | $12,000 |
In addition to completing a bracket, contestants must answer a tie-breaker question. BetNow will notify all 30 winners by email within 48 hours of the National Championship game.
The $350,000 top prize is paid out in six installments over a six-month period.
How to Enter
Here is everything you must do to enter this free 2025 bracket challenge.
1. Create or sign in to your BetNow account.
2. Join the $1,000,000 Bracket Madness contest on the promotions page.
3. Make your selections and answer the tiebreaker question.
To be eligible for this contest, you must have an active account. BetNow defines “active” as making a $20 deposit and making at least 16 wagers worth $10 or more in a given month.
Bovada’s $50k March Madness Bracket
Another exciting March Madness contest in 2025 is Bovada’s $50,000 bracket competition. You will pick every game from Round One through the National Championship.
Correct predictions later in the tournament are worth more points, and the players with the most points are eligible for prizes. The top three members with the most perfect brackets in this contest will claim a share of the $50k prize pool.
| Place | Prize |
|---|---|
| 1st place | $25,000 |
| 2nd place | $15,000 |
| 3rd place | $10,000 |
Unlike other contests, there are no tiebreaker questions in Bovada’s contest. Instead, the winner of any ties is the player who entered the competition first.
How to Enter
Joining Bovada’s $50k March Madness Bracket contest is free if you have made a crypto or Matchplay deposit in the last 14 days. The minimum deposit for these payment options is $10.
You can join this $50,000 contest with these quick steps.
1. Create or sign in to your Bovada account
2. Make a crypto or Matchplay deposit of $10
3. Click the “Enter Now” button on the March Madness contest banner
4. Complete your March Madness bracket
Once your predictions are entered, you cannot change your picks. Bovada has a leaderboard that allows you to see where you rank against your competitors throughout the tournament.