Every year, college basketball fans across the United States look forward to the excitement of March Madness, the annual postseason tournament organized by the National Collegiate Athletic Association (NCAA). The 2026 NCAA Division I Men’s Basketball Tournament will once again feature 68 teams competing in a single-elimination bracket to determine the national champion.
If you are wondering when March Madness 2026 begins, the tournament officially starts in mid-March and runs through early April, culminating with the national championship game.
Selection Sunday: March 15, 2026
March Madness officially kicks off with Selection Sunday, scheduled for March 15, 2026. On this day, the NCAA selection committee reveals the full 68-team bracket for the tournament.
Teams are divided into four regions and seeded based on their performance during the regular season and conference tournaments. Fans, analysts, and bettors immediately begin filling out their brackets as the road to the national championship begins.
First Four: March 17–18, 2026
The first games of the tournament are known as the First Four, which take place March 17–18, 2026 in Dayton, Ohio.
These play-in matchups determine the final four teams that will advance into the main 64-team bracket. Two games feature the lowest-seeded automatic qualifiers, while the other two matchups involve the final at-large teams selected for the tournament.
First Round (Round of 64): March 19–20, 2026
The main portion of March Madness begins with the First Round, also known as the Round of 64, taking place March 19–20, 2026.
During these two days, 32 games are played across multiple host cities in the United States. Upsets and Cinderella stories often begin here, making this one of the most exciting stretches in sports.
Second Round (Round of 32): March 21–22, 2026
The Second Round, or Round of 32, follows immediately on March 21–22, 2026. The remaining teams compete for a spot in the Sweet 16 as the tournament field is cut in half again.
Sweet 16 and Elite Eight
As the tournament progresses, the stakes become even higher.
- Sweet 16: March 26–27, 2026
- Elite Eight: March 28–29, 2026
The winners of the Elite Eight games advance to the Final Four and move one step closer to winning the national title.
Final Four and National Championship
The final stage of March Madness will take place in Indianapolis, Indiana, one of college basketball’s historic host cities.
- Final Four: April 4, 2026
- National Championship Game: April 6, 2026
The final two teams will compete for the national championship trophy and a place in college basketball history.
Why March Madness Is One of the Biggest Sporting Events in the U.S.
March Madness is widely considered one of the most exciting sporting events of the year. The single-elimination format creates dramatic moments, unexpected upsets, and unforgettable performances.
Millions of fans participate in bracket challenges, while the tournament attracts massive television audiences across the country.
Summary
To summarize, March Madness 2026 officially begins with Selection Sunday on March 15, 2026, while the first games (First Four) tip off on March 17, 2026. The tournament then runs through early April, ending with the National Championship on April 6, 2026 in Indianapolis.
For college basketball fans, the countdown to March Madness is already underway as teams battle through the regular season and conference tournaments for a chance to compete on the sport’s biggest stage.