Tre21 – The future of 3-on-3 is now here!



Tre21™ is the most unique basketball tournament ever created.  Each team consists of three team members plus one alternative, utilizing their skills and abilities in strategies to win a mixture of the ultimate test of basketball games: 3-on-3, 2-on-2, and 1-on-1.  Players must be 19 years of age to participate and proof of age is required at tournament site.  Each team guaranteed 3 games.


Competition begins at the Stuy Dome with the following two days of events:

Saturday, May 20 – Unlimited Division

Sunday, May 21 – Unlimited Division

Champions receive: $5,000, Trophies, Game Over backpacks, elite socks, and championship shirts

Now’s the time to get the best ballers you know to join you in the quest to be the champions!

Register now and secure your spot in the ultimate basketball challenge!


Registration is limited and will be cut off May 14th

Team Fees due at Coaches/Team Meeting at Stuy Dome on May 5th at 6:30pm.

Team Registration Fee: $500 (Full Uniform and Referee fees included)

Three ways to register and pay: Credit Card, PayPal, or Pay in Person (checks not accepted).

CLICK HERE to register your team for Tre21™ and pay with a Credit Card

CLICK HERE to register your team for Tre21™ and pay with PayPal

CLICK HERE to register your team for Tre21™ and Pay in Person


Regardless of payment for Tournament(s), no player shall be permitted to participate without a signed Liability Release Form. 

  1. Click here download the Tre21™ Waiver Of Liability Release Form.
  2. After completing and signing the Liability Release Form by a Parent or Guardian, attach and email to:
  3. You can also bring the completed and signed Waiver of Liability Release Form to the Tournament and present it upon signing in to the appropriate Tre21™ Event Staff Member.
  4. Under no circumstances will anyone be permitted to participate without a submitted signed Waiver of Liability.