Betting in the Round of 64 is especially risky due to the high amount of volatility that occurs. In the past 10 years of tournaments, there have been at least 1 upset from a double-digit seed. Since 2010, number 5 seeds have been upset by number 12 seeds 35% of the time. This is not random; there is a clear pattern that can be exploited.
The opening two days of the NCAA Tournament aren’t about picking a perfect bracket. They’re about exploiting inefficiencies across dozens of games in a compressed window. A sharp approach to any March Madness sportsbook online starts with understanding how lines are shaped, how public money flows, and where mismatches actually matter.
Considering the fast pace of the games, there will be 32 games in about 2 days. You will need to have a bankroll discipline as well as a good understanding of edges to be successful in this. First Four winners will have a psychological advantage coming into the next round. As the top seeds start to inflate, their spreads become smaller. This will cause a swing in the totals.
So, here is how to reap the most from this madness. We will value upsets and totals, predict blowouts, and deal with the chaos from the opportunities as they come.
Where the Edges Actually Exist in the First Two Days
The Round of 64 is a little lopsided all-around. The overwhelming top-seed favorites win all of their matches, but that doesn’t explain betting value. Since 64 team tournaments were created, No. 1 seeds have a straight up record of 150-2 against No. 16. This statistic emphasizes that upsets in that situation are impossible.
Alternatively, betting spreads offer a little more value in this situation. Large betting spreads (typically 20+) create opportunities. Most recently, No. 16 seeds have covered against the spread more in situations where top teams have pulled starters early, and the same is true for No. 2 vs No. 15 matches- the favorites win, but not covering the spread is a guarantee.
True volatility is hidden in the middle seeds. Matchups between No. 12 and No. 5 seeds are a source of annual madness, and for good reason. A 35% upset rate is not random and is indicative of structural differences. Mid-major champs (likely 12 seeds) are older, more cohesive, and better connected. On the other hand, No. 5 seeds come from power conferences and situationally, have better but erratic performance.
An example of this is No. 11 vs No. 6 matchups. This is especially the case for No. 11 seeds that are seen as underseeded due to injuries or strong finishes to the season. Historically, First Four winners in this position have performed above expectations.
This is not about taking risks and betting on every underdog. This is about where the betting market is overestimating seeding and underestimating the specifics of the matchup.
Reading Matchups Beyond the Seed Numbers
Seeding guides predictions. Books understand this. Lines are set with this in mind. This is why whoever does matchup analysis in addition to ranking has the advantage.
Let’s begin with tempo. Fast teams against slow teams dictate the total. If a high-possession team goes against a slow non-possession team, the total is very fragile. One team controls how the game is played, and that is where the value is in the bet.
Then comes efficiency. Offense and defense efficiency matter more than the actual averages, including points and seconds in possession. A team might score an average of 80 points, but if the team plays an up-tempo system, it can be very difficult to score against a good defense that has a good possession control system.
The early rounds are heavily affected by rebounding. Physically imposing teams always dominate smaller teams with guards. This can be seen in the 2nd chance points, which can determine both spread and total.
Shooting variance also exists. Teams that shoot 3’s are the biggest highlight, high-risk, and high-reward teams. If they are on form, they can beat anyone, but if they are off, they can lose by a lot. This is where books set the lines conservatively, and where bettors can find the biggest inefficiencies.
This is also where March Madness value bets start to emerge. Not from obvious mismatches, but from stylistic clashes the market hasn’t fully accounted for.
Turning Information into Smart Betting Decisions
Knowing trends is one thing; utilizing them effectively is what separates advanced bettors from everyone else.
First, focus on what games are best. Betting on every game is not necessary, and is not a good strategy, especially in the Round of 64. Look for mismatches from what you are seeing, and use other analyses you have, like market correction.
For large spreads between 1 and 16, and 15 and 2, there is a strategy to be had with timing. There is often a line that goes too high with the public betting on a favorite. As a result, there is a better reward for underdogs in the long run. Also, in games between the best teams from a conference, the first half is often a good one.
In mid-major matchups, money line bets are typically better than spread bets. If a No. 12 seed has a legit chance to win, a moneyline bet provides better value than a close spread bet.
Betting on totals takes discipline. Don’t bet on the over or under just because of how many points a team averages. You need to look at pace, the defensive setup, and how many turnovers there are. Games involving a strong defense with a slower pace are likely to go under, even though the majority of the public is betting the over.
Because there are a large number of games, it is easy to chase losses or go on tilt, so the focus here is on good bankroll management and avoiding unnecessary risk. Spreading bets evenly across options keeps the house edge low, and spreading betting on a select set of options to maximize base returns across multiple bets is a good strategy.
What to Expect as the Tournament Unfolds
The Round of 64 has repercussions that extend beyond itself.
To begin with, the public tendency to place bets is certain to grow. Early upsets create narratives, and narratives influence betting behavior. If it looks like a few underdogs are likely to win on Thursday, the betting favorites will likely be overbet on Friday.
The First Four teams will likely be able to carry that momentum into the Round of 64, since they have already experienced the travel, pressure, and neutral courts. While other teams have been idling for days, those factors will help them a lot.
While initially a single game result might lead an analyst to conclude a player streak is over, in this case, the dominant team is still likely to be able to compete at a high level with elite competition.
The number of bets in the Round of 64 is the least tight and most fluctuating, meaning the Sweet 16 bets will be the least advantageous. If they focus on value over volume.
The first two days are the most important for disciplined betting to secure wins.
Expert Betting Insights for the Round of 64
Targeting First-Half Lines on Heavy Favorites
Top seeds usually come out firing and get big leads. First-half spreads take out end-of-game uncertainty when starters sit. It captures the most predictable parts of the game.
Taking Advantage of Public Bias on Big Names
Big-name schools get heavy betting traffic. This causes lines to go up based on public perception. Betting against public favorites—especially in mid-seed matchups—can yield profits.
Targeting Seasoned Underdogs
Teams with older guards and more experience in the tournament usually do better than predicted. They handle pressure better and are better at executing in the late game.
Paying Attention to the Movement of Lines
Sharp money usually comes in first. Big moves in the line with no news can show where the professionals are betting. Using the line movement that way can show the value.
Don’t Conclusively Use a Conference of Strength
Just because a team is in a power conference does not mean they are better bets. Mid-major winners usually have better chemistry and more defined roles, which leads to success in the tournament.
Stay Under A Set Bankroll For Single Games
No single game should impact your bankroll a lot. Risking it all on one game increases variability, and it doesn’t leave you with a lot of risk for your long-term bets.
Frequently Asked Questions
Q: How many upsets typically happen in the first round?
A: Between 4 and 6 lower-seeded teams usually win. Most upsets occur with 11 and 12-seeded teams. Bigger upsets can happen, but are more difficult to predict.
Q: Should I bet on every game in the first round?
A: No. It’s best to bet on certain matchups where there’s an obvious edge. Betting on every game will lead to more losses in the long run.
Q: Is it better to bet on totals instead of spreads?
A: Not necessarily. Betting on the over or under can be more difficult because of the teams’ paces and efficiencies. Betting on the under or over can be easier if there is an obvious tempo imbalance.
Q: Is there a chance to profit by betting on number 1 seeds?
A: They usually win every game, but covers can be difficult to manage. If the number is large, it’s a betting spread trap, especially in the final minutes of the game.
Q: Do the teams that win the first four have an advantage?
A: Yes. They are already used to the tournament setting and often exceed expectations.
Q: What’s the biggest mistake first-round bettors make?
A: Over betting. Making too many wagers and chasing losses will decrease profitability in the long run.
Q: When is the optimal time to place bets?
A: It depends on how the betting lines are moving. Betting early can capture sharp value; Betting later can be better to chase moves created by the public.
Q: How Public Betting Percentages Influence Odds on March Madness Betting Sites?
A: Heavy public action shifts March Madness betting odds. This often inflates spreads or totals, creating value on the opposite side.
Building an Edge Before the Sweet 16 Arrives
The Round of 64 isn’t about perfection—it’s about positioning. The best bettors walk away from the first two days with their bankroll intact and an edge established. That means targeting predictable blowouts carefully, leaning into upset-prone matchups, and avoiding emotional decisions when games stack back-to-back.
Three takeaways matter most. First, not all games deserve action—selectivity creates value. Second, matchups outweigh seeding when identifying real edges. Third, bankroll management is the difference between surviving variance and getting wiped out early.
A smart approach on any March Madness sportsbook online keeps the focus on long-term profitability, not short-term excitement. The tournament rewards discipline just as much as insight.
If you’re ready to apply these strategies in real time, track line movement, and take advantage of early-round volatility, head over to BetNow and start building your position before the market tightens.
Hilbert Mayer
Sports Writer
Hilbert Mayer is a professional sports writer, betting analyst, and content strategist with over 15 years of experience in the sports industry. Before focusing on sports betting analysis and handicapping, Hilbert worked as a sports writer for various news outlets, covering everything from game recaps to in-depth matchup features. Today, he specializes in MLB, NFL, March Madness, and UFC betting, combining his journalistic background with deep statistical expertise and real-world betting insights. His proven track record, sharp reads, and ability to break down complex matchups make him a trusted voice among both casual bettors and seasoned sharps.
Published on: March 18, 2026
Last updated: March 24, 2026