The school's student body was 68.3% (393) White, 8.5% (49) Native Hawaiian / Pacific Islander, 8.2% (47) two or more races, 5.6% (32) Black, 7.3% (42) Asian and 2.1% (42) Hispanic.A new athletic center opened in fall 2004 that includes three full-sized basketball courts, administrative offices, and Brueckner Hall.The school also features five playing fields, a track, seven, tennis courts, an outdoor swimming pool, and a low ropes course.The Gill St. Bernard's Knights[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).Programs include fencing, basketball, cross country, volleyball, baseball, golf, ice hockey, lacrosse, soccer, softball, track and field, swimming and tennis.Gill St. Bernard's offers 24 different opportunities for interscholastic sports, including 12 competitive athletic programs for boys and 13 for girls in the Upper School.[32] The 2007 girls tennis team won the Non-Public Group B state championship, defeating Newark Academy in the semifinals and knocking off runner-up Moorestown Friends School 5-0 in the final match of the playoffs.[44][45] In 2019, the boys basketball team won its fifth straight Somerset County Tournament championship with a 73–53 win against Watchung Hills Regional High School in the finals.