of sports leagues in Northern New Jersey by the New Jersey State Interscholastic Athletic Association (NJSIAA). In the 2009–10 school year, the school competed in the North Jersey Tri-County Conference, which was established on an interim basis to facilitate the realignment. Until the NJSIAA's 2009 realignment, the school had participated in Division A of the Northern New Jersey Interscholastic League, which included high schools located in Bergen, Essex and Passaic counties, and was separated into three divisions based on NJSIAA size classification. With 876 students in grades 10–12, the school was classified by the NJSIAA for the 2019–20 school year as Group III for most athletic competition purposes, which included schools with an enrollment of 761 to 1,058 students in that grade range. The football team competes in the Liberty Blue division of the North Jersey Super Football Conference, which includes 112 schools competing in 20 divisions, making it the nation's biggest football-only high school sports league. The school was classified by the NJSIAA as Group III North for football for 2018–2020. Sports offered include: Fall boys and girls cross country, football, boys and girls soccer, girls volleyball and girls tennis Winter boys and girls basketball, boys and girls swimming, indoor track, scholastic wrestling, boys and girls bowling, and boys and girls fencing Spring baseball, softball, tennis, boys track, girls track, golf, boys volleyball, boys and girls crew Teaneck won the Group IV cross country state championship in 1961. The school's Dave Hunt was the individual champion in Group IV in 1964. The boys soccer team won the Group IV state championship in 1965 with a 1–0 victory against runner-up Steinert High School in the tournament final. The boys tennis team won the Group IV state championship in 1967, defeating Wayne Valley High School 2–1 in the final match of the playoffs. The boys' basketball team won the Group III state championship in 1999 (vs. Rancocas Valley Regional High School), 2003 (vs. Trenton Central High School), 2016 (vs. Winslow Township High School) and 2017 (vs. Ewing High School). The team won the Group IV state championship in 1999 and advanced to the Tournament of Champions final, losing 54–45 to Seton Hall Preparatory School. The team won the 2003 Group IV state championship with a 61–54 win over Elizabeth High School in the semis and a 68–56 win against Trenton Central in the finals. Winning their 28th consecutive game that season,