[3] The team name comes from the highwaymen who would seize money and belongings from those traveling along highways during the 17th and 18th century and for the school's location overlooking Route 4.

[12] Initial reports claimed that students had also urinated in the halls, which was refuted by the district's superintendent.

[21] Shearwood "Woody" McClelland, III (Class of 1996) won the National 11th and 12th Grade Chess Championship in 1994 and 1995, the first repeat champion in tournament history.

[23] Teaneck High School Highwaymen / Highwaywomen[3] compete in the Big North Conference, which is comprised of public and private high schools in Bergen and Passaic counties, and was established following a reorganization of sports leagues in Northern New Jersey by the New Jersey State Interscholastic Athletic Association (NJSIAA).

[25] 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.

[27] 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.

[30] Sports offered include:[3] Teaneck won the Group IV cross country state championship in 1961.

[31] 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.

[32][33] 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.

[36] 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.

[41] That same season, head coach Shenee Clark led the Highwaywomen to a state sectional title in the North I Group III region with a 63–42 win over Ramapo High School.