The girls basketball team won the Group IV state championship in 1999, defeating Columbia High School by a score of 63–57 in the tournament finalNJSIAA Girls Basketball Championship History, New Jersey State Interscholastic Athletic Association. Accessed November 20, 2020."East Brunswick beats Columbia", Asbury Park Press, March 15, 1999. Accessed November 22, 2020. "The East Brunswick girls basketball team buried eight 3-pointers, including four in the second quarter, as the Bears defeated Columbia 63-57 at the Dunn Center in Elizabeth to capture their first NJSIAA Group IV title yesterday." and advanced to the Tournament of Champions as the third seed, beating sixth-seed Paterson Catholic High School 58–43 in the first round before falling to number-two West Morris Mendham High School 71–40 in the semifinals to finish the season with a 28–4 record.NJSIAA Girls Basketball Tournament Of Champions History, New Jersey State Interscholastic Athletic Association. Accessed November 20, 2020.Eisner, Dan. "Mendham beats East Brunswick", Asbury Park Press, March 21, 1999. Accessed January 31, 2021, via Newspapers.com. "It looked like it would be a great matchup. Second-seeded Mendham, the Group II champion, had proven its ability by incurring only one loss this season, to national power Christ the King. East Brunswick, the Group IV champ, was on a tear. Yet the final score of the Tournament of Champions girls basketball semifinal didn't come close to what could have been predicted: Mendham 71, East Brunswick 40.... Although Mendham played a 1-3-1 zone, a defense that the Bears have recently devoured, East Brunswick (28-4) could not sink a three-pointer, shooting 4-for-21 from beyond the arc."
