The Pompton Lakes High School CardinalsPompton Lakes High School, New Jersey State Interscholastic Athletic Association. Accessed October 20, 2020. participate in the North Jersey Interscholastic Conference, which is comprised of small-enrollment schools in Bergen, Hudson, Morris and Passaic counties, and was created following a reorganization of sports leagues in Northern New Jersey by the New Jersey State Interscholastic Athletic Association (NJSIAA).Mattura, Greg. "Small-school NJIC may debut its own league championship", The Record, January 9, 2017. Accessed August 30, 2020. "The small-school North Jersey Interscholastic Conference may debut its own boys basketball tournament this season, one season after introducing its girls hoops championship. The NJIC is schools from Bergen, Passaic and Hudson counties and the event offered to the 36 boys teams would serve as an alternative to likely competing against larger programs in a county tournament."Member Schools, North Jersey Interscholastic Conference. Accessed August 30, 2020.League & Conference Officers/Affiliated Schools 2020-2021, New Jersey State Interscholastic Athletic Association. Accessed October 20, 2020. Prior to realignment that took effect in the fall of 2010, Pompton Lakes was part of the smaller Bergen-Passaic Scholastic League (BPSL).New Jersey State Interscholastic Athletic Association League Memberships – 2009-2010, New Jersey State Interscholastic Athletic Association, backed up by the Internet Archive as of July 24, 2011. Accessed November 23, 2014. With 453 students in grades 10-12, the school was classified by the NJSIAA for the 2019–20 school year as Group I for most athletic competition purposes, which included schools with an enrollment of 75 to 476 students in that grade range.NJSIAA General Public School Classifications 2019–2020, New Jersey State Interscholastic Athletic Association. Accessed November 20, 2020. The school was classified by the NJSIAA as Group II North for football for 2022–2024, which included schools with 478 to 672 students.NJSIAA Football Public School Classifications 2022–2024, New Jersey State Interscholastic Athletic Association. Accessed May 1, 2023.
