March Madness Odds 2026: Duke the Overall Favorite Following Bracket Reveal

Rohit Ponnaiya - Betting Analyst at Covers.com
Rohit Ponnaiya • Betting Analyst 8+ years betting experience
Updated: Mar 15, 2026 , 07:36 PM ET • 4 min read

All four No. 1 seeds reached the Final Four last year, and Duke, Michigan, Arizona, and Florida (the No. 1 seeds following the bracket release) are drawing the shortest odds. The Blue Devils are the overall favorites at +325.

Duke Blue Devils forward Cameron Boozer.
Photo By - Reuters Connect. Duke Blue Devils forward Cameron Boozer (12) goes to the basket against Virginia Cavaliers center Ugonna Onyenso (33) during the men's ACC Conference Tournament Championship

The 2026 March Madness Bracket is here, and after closing out the regular season with a 29–2 record, Duke is the No. 1 seed and betting favorite in the latest March Madness and college basketball odds.

With the play-in games looming and the rest of the NCAA Tournament soon to tip off, here’s an updated look at the National Championship odds.

March Madness odds

Team bet365 My Take
Duke
Duke
+325 No. 1 in Adjusted Defensive Efficiency.
Michigan
Michigan
+340 No. 1 in Strength of Record (SRS: 33.83)
Arizona
Arizona
+425 Wildcats boast huge +11.6 REB margin.
Florida
Florida
+700 Reigning champs are riding 11-game win streak.
Houston
Houston
+1000 3rd fewest PPG allowed of any team.
UConn
UConn
+2000 Just 11-20 (35.5%) ATS.
Illinois
Illinois
+2200 No. 1 in Adjusted Offensive Efficiency.
Iowa State
Iowa State
+2200 Lost 3/4 to ranked teams to end season.
Purdue
Purdue
+3500 4 wins against Top 25 teams.
Kansas
Kansas
+5000 Jayhawks are just 5-5 vs. Top 25 teams

Odds from bet365, one of our best betting apps. Sign up with our bet365 promo code, or get one of our other sportsbook promos.

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How these odds have shifted

Michigan had been steamrolling the competition before coming up short in a neutral-site showdown with Duke on Feb. 21, falling 68–63. Their odds have dipped slightly to +340, but they ended the regular season with four straight wins, including victories over No. 9 Illinois and No. 8 Michigan State.

The Blue Devils have made the biggest jump, moving from +700 to +325 over the past month, riding an eight-game win streak that includes their win over the Wolverines.

Purdue’s defense continues to drag the Boilermakers down the odds board after the team started the season as the presumptive favorites. They are just 2-4 SU over their last six contests.

March Madness favorites

Duke Duke (+325)

The Blue Devils’ win over Michigan vaulted them to No. 1 in the latest AP Top 25, and they haven't looked back, earning an unsurprising No. 1 seed in the East Region.

Cameron Boozer is the player to watch in Durham, emerging as one of the most highly-touted prospects for the upcoming NBA Draft. The freshman forward is leading Duke offensively, averaging 22.5 points and 10.2 rebounds per game.

Michigan Michigan (+340)

Prior to their setback against Duke, the Wolverines’ only stumble came in January against Wisconsin, and Yaxel Lendeborg & Co. responded by rattling off 11 consecutive wins en route to the No. 1 seed in the Midwest.

Michigan leads the Big Ten in scoring at 87.3 points per game, shooting 50.7% from the field.

Arizona Arizona (+425)

The Wildcats sat atop the odds board and were undefeated before suffering back-to-back losses to No. 14 Kansas and No. 16 Texas Tech.

However, nine straight wins — including running the table to win the Big 12 Tournament  — have helped them reshape the narrative.

Arizona hasn't made it past the Sweet Sixteen in more than a decade, and this roster may be as well-positioned as any to finally get over the hump.

2026 March Madness futures bets

Bet Odds Bet Date Units
National Title: Michigan Wolverines +450 February 11 0.5
Final Four: Kansas +350 February 11 0.5
 ❌ To Make NCAA Tournament Field of 68: USC -105 February 11 0.5

The Michigan Wolverines are atop nearly every rating system. Considering their size, experience, depth, and a 5-0 record against ranked opponents, I'm backing them to win the title.

With a healthy Darryn Peterson, the Kansas Jayhawks have looked like a title contender, and getting them at nearly 4:1 to make the Final Four would be a steal if he's at full strength by tourney time.

Sometimes, futures bets go like this. USC was 18-6 when this initial "make the tournament" wager was placed. but the Trojans went on to lose their final eight games of the season in an epic late-year meltdown.

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March Madness odds over time

March Madness betting splits

Highest ticket percentage:
•    Michigan 12.1%
•    Duke 10.1%
•    Arizona 7.4%

Highest handle percentage:
•    Michigan 12.3%
•    Houston 12.0%
•    Arizona 10.9%

All data courtesy of BetMGM.

Bettors have been banking big all season on the Wolverines, who have the highest ticket percentage and handle percentage in the nation. Michigan spent all 19 weeks in the AP Top 25, starting out at No. 7 in the preseason and climbing to No. 1 in mid-February.

March Madness 2026 schedule

Event Date Location(s)
Selection Sunday March 15 --
First Four  March 17-18 UD Arena (Dayton, Ohio)
First Round March 19-20 Various
Second Round March 21-22 Various
Sweet 16 March 26-27 Toyota Center (Houston, Texas); SAP Center (San Jose, Calif.); United Center (Chicago, Ill.); Capital One Arena (Washington, D.C.)
Elite Eight March 28-29 Toyota Center (Houston, Texas); SAP Center (San Jose, Calif.); United Center (Chicago, Ill.); Capital One Arena (Washington, D.C.)
Final Four April 4 Lucas Oil Stadium (Indianapolis, Ind.)
National Championship Game April 6 Lucas Oil Stadium (Indianapolis, Ind.)

Popular March Madness markets


2026 March Madness opening odds

  • Houston +900
  • Duke +1000
  • UConn +1400
  • Louisville +1700
  • Auburn +1800
  • Florida +1900
  • Purdue +1900
  • Kansas +2000
  • Kentucky +2000
  • Arkansas +2000
  • BYU +2000
  • Alabama +2000
  • Michigan +2500
  • Texas Tech +2500
  • St. John's +2500
  • Gonzaga +3000
  • Michigan State +3000
  • Iowa State +3000
  • Arizona +4000
  • UCLA +4000
  • North Carolina +4000
  • Illinois +6000
  • Vanderbilt +15000
  • Iowa +15000
  • Nebraska +20000

Bookmakers had high hopes for Louisville entering the 2025-26 season, but the Cardinals have largely underperformed to the tune of a dismal 3-6 record against Top 25 teams. Their inability to hang with the best programs in the country doesn't bode well for their chances of playing in April.

Past March Madness winners

(Opening odds courtesy Sports Odds History)

Year Champion Opening odds Runner-Up
2025 Florida Florida +8000 Houston Houston
2024 UConn Connecticut +1100 Purdue Purdue
2023 UConn Connecticut +1600 San Diego State San Diego State
2022 Kansas Kansas +2000 UNC North Carolina
2021 Baylor Baylor +800 Gonzaga Gonzaga
2020 No tournament (COVID-19) N/A N/A
2019 Virginia Virginia +1800 Texas Tech Texas Tech
2018 Villanova Villanova +1200 Michigan Michigan
2017 UNC North Carolina +2400 Gonzaga Gonzaga
2016 Villanova Villanova +2000 UNC North Carolina
2015 Duke Duke +1000 Wisconsin Wisconsin

• Of the 20 teams that have entered the tournament with undefeated records, only seven have gone on to win the national championship.

• Only 13 teams successfully defended their national championship the following season.

• UCLA has the most NCAA titles of all time (11), although the Bruins have not won the tournament since 1995.

• A No. 1-seeded team has won the national championship 59.6% of the time since regional seeding was introduced in 1979.

Embrace the madness

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Rohit Ponnaiya
Betting Analyst

With a background playing soccer, rugby, and boxing, combined with a journalism degree, it's little surprise that Rohit gravitated towards the world of sports betting. He specializes in betting on UFC and college basketball, two sports where the eyeball test can tell you a lot more about matchups than analytics. Rohit has years of experience handicapping NFL and NBA games as well as niche betting markets such as politics. He's also the resident CFL expert and formerly hosted "The Chez and Ro Show" with former CFL star Davis Sanchez.

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