[18] The Delaware Valley Regional High School Terriers[4] compete in the Skyland Conference, which is comprised of public and private high schools in Hunterdon, Somerset and Warren counties, and operates under the supervision of the New Jersey State Interscholastic Athletic Association (NJSIAA).
[20] The football team competes in Division 2A of the Big Central Football Conference, which includes 60 public and private high schools in Hunterdon, Middlesex, Somerset, Union and Warren counties, which are broken down into 10 divisions by size and location.
[24][25] The 2017 team finished the season with a 23–3 record after defeating Collingswood High School in the semis and moving on to beat Hanover Park High School in the finals 30–28 to win the program's eighth Group II title.
[26] The 2022 team knocked off "perennial Group 1 favorite" Paulsboro High School in the semifinals and then defeated Kittatinny Regional High School by a score of 36–23 in the Group I tournament final, to claim the program's ninth state title.
[25] The softball team finished the 1985 season with a 25–2 record after defeating Jefferson Township High School by a score of 3–1 in the final of the playoffs to win the Group II state championship.
The football team made it to the 2007 Central Jersey Group II state sectional tournament, falling to Carteret High School by a score of 13–7.
[29] The football team also earned the region title in 2011 and made it to the semi-final round in the state playoffs.
Their 2008–09 varsity team earned a 5th-place ranking at the UCA Nationals, as well as 1st place in The Garden State Open.
[33] In 2016, the top-ranked Delaware Valley baseball team defeated third-ranked Delran High School in the final game of the South Jersey Group II state sectional tournament by a score of 3–1, earning the program's first sectional title since 1959, advancing them to the Group II state semi-final game against West Deptford High School.
The superintendent who followed him, Elizabeth Nastus, made an announcement during the 2008–09 school year addressing this the day after he pleaded guilty of embezzlement of $90,000 to the district courts.
[40][41] The district is funded based on the equalized valuation of real property in all of the constituent municipalities.