The 2021 Colonial Athletic Association men's basketball tournament was the postseason men's basketball tournament for the Colonial Athletic Association for the 2020–21 NCAA Division I men's basketball season.
The tournament was held March 6–9, 2021 at the Atlantic Union Bank Center in Harrisonburg, Virginia.
[1] The tournament was originally scheduled to be played at the Entertainment and Sports Arena in Washington, D.C., however it was relocated due to the COVID-19 pandemic.
This was the first time since 1986 that the CAA has crowned its men's basketball champion at an on-campus facility.
All 10 CAA teams participated in the tournament.