Cumberland Regional High School Colts compete as one of 19 member schools in the Tri-County Conference and operates under the supervision of the New Jersey State Interscholastic Athletic Association ( NJSIAA ) .
The Tri-County Conference is composed of schools whose enrollments vary greatly for grades 9 -- 12 .
Cumberland Regional High School Colts compete as one of 19 member schools in the Tri-County Conference , which is composed of schools whose enrollments vary greatly for grades 9 -- 12 , and operates under the supervision of the New Jersey State Interscholastic Athletic Association ( NJSIAA ) .