The NJSIAA conducts over 40 Championship Tournaments in 21 sports:
- Fall: B & G Cross Country, Field Hockey, Football, Gymnastics, B & G Soccer, G Tennis, G Volleyball
- Winter: B & G Basketball, B & G Bowling, B & G Diving, B & G Fencing, Ice Hockey, B & G Indoor Track & Field, Skiing, B & G Swimming, Wrestling
- Spring: Baseball, B & G Golf, B Lacrosse, G Lacrosse, Softball, B Tennis, B & G Track & Field, B Volleyball.
Unofficial Tournament Brackets will be posted the day of the seeding meeting. Brackets will not be official until noon the following day unless otherwise designated by the individual sport director.