It is in a landmark building in Asbury Park, in Monmouth County, in the U.S. state of New Jersey, that was constructed during the New Deal as a model high school campus.

It is part of the Asbury Park Public Schools, an Abbott District[8] serving children in pre-kindergarten through twelfth grade.

Interlaken received permission of the Commissioner New Jersey Department of Education in July 2014 to terminate its sending agreement with Asbury Park, which was replaced with a new relationship with the West Long Branch Public Schools for grades K-8 and with Shore Regional High School for grades 9-12.

[15] The nearly 40 public school students from Allenhurst would start transitioning to the new sending districts as the relationship with Asbury Park is severed.

[30][31] The girls' basketball team won the Group III state titles in 1976 and 1977, defeating Paramus Catholic High School in the playoff finals in both years and won the Group II state championship in 1984 vs. Whippany Park High School.

[32] The 1977 team finished the season 31-1 after winning the Group III state title with a 70-47 victory against Paramus Catholic in the championship game.

[39] The 2007 football team won the Central Jersey, Group I state sectional championship with a 32–18 win over Keansburg High School in a game played at Rutgers Stadium, finishing the season with an 11–1 record and earning its first state title in more than 20 years.

[40][41] The team won the Central Jersey Group I title in 2011 with a 42–18 win against Florence Township Memorial High School in the playoff finals.

[42] The program won its seventh playoff-era title in 2016, when the team defeated Keyport High School by a score of 26–17 in the tournament final of the Central Jersey Group I state sectional championships.