Championship information:
- 2021 Division I Men's Basketball Tournament Information
- 2021 First Four Tournament Information
- 2021 March Madness Teamworks App Requirement Memo
- 2021 Championship Eligibility Waiver Process (Minimum Games)
- 2020-21 Uniform Requirement Memo
- Uniform Submission How To Guide
- Championships Travel Portal
- Championship Travel Policies
- 2021 Championship Travel Memo
- Sports Wagering Awareness Video
- Elite 90 Award Program
- Participation Award
2021 Tournament Schedule:
| 2021 Dates | Host(s) | Round | City, State | Venue |
|---|---|---|---|---|
| March 16-17 | University of Dayton | First Four | Dayton, OH | UD Arena |
| March 18 & 20 | Boise State University | 1st/2nd Rounds | Boise, ID | ExtraMile Arena |
| March 18 & 20 | Big 12 Conference | 1st/2nd Rounds | Dallas, TX | American Airlines Center |
| March 18 & 20 | University of Detroit-Mercy/Oakland University | 1st/2nd Rounds | Detroit, MI | Little Caesars Arena |
| March 18 & 20 | Providence College | 1st/2nd Rounds | Providence, RI | Dunkin' Donuts Center |
| March 19 & 21 | University of Kentucky | 1st/2nd Rounds | Lexington, KY | Rupp Arena |
| March 19 & 21 | North Carolina State University | 1st/2nd Rounds | Raleigh, NC | PNC Arena |
| March 19 & 21 | West Coast Conference | 1st/2nd Rounds | San Jose, CA | SAP Center |
| March 19 & 21 | Wichita State University | 1st/2nd Rounds | Wichita, KS | INTRUST Bank Arena |
| March 25 & 27 | Mountain West Conference | West Regional | Denver, CO | Pepsi Center |
| March 25 & 27 | University of Minnesota | Midwest Regional | Minneapolis, MN | Target Center |
| March 26 & 28 | Atlantic 10 Conference | East Regional | Brooklyn, NY | Barclays Center |
| March 26 & 28 | University of Memphis | South Regional | Memphis, TN | FedExForum |
| April 3 & 5 | Horizon League/IUPUI | Final Four | Indianapolis, IN | Lucas Oil Stadium |