 The school was the 36th-ranked high school in New Jersey in the 2014 "U.S. News & World Report" Rankings of Best High Schools.Dunellen has a wide variety of other activities to choose from, including the Biology Club, Chess Club, Chess Team, Choir, Concert band, Marching band, National Art Honor Society, National Honor Society, Drama Club, Exodus, French Club, Spanish Club, Jazz band, Madrigals, Math League, Thespian Society and "The Spectrum".The Dunellen High School Destroyers compete in the Greater Middlesex Conference, made up of public and private high schools located in the greater Middlesex County area, operating under the supervision of the New Jersey State Interscholastic Athletic Association (NJSIAA).