The Rancocas Valley Regional High School Red Devils compete in the Burlington County Scholastic League (BCSL), which is comprised of public and private high schools in Burlington, Mercer and Ocean counties in central New Jersey, operating under the jurisdiction of the New Jersey State Interscholastic Athletic Association (NJSIAA). With 1,537 students in grades 10-12, the school was classified by the NJSIAA for the 2019–20 school year as Group IV for most athletic competition purposes, which included schools with an enrollment of 1,060 to 5,049 students in that grade range. The football team competes in the Capitol Division of the 95-team West Jersey Football League superconference and was classified by the NJSIAA as Group V South for football for 2018–2020. Rancocas Valley competes in the BCSL's Liberty Division. The school's mascot is the Red Devil and its colors are red and white.