Students from the three feeder districts may make the choice of which high school to attend by February of the year that they are in eighth grade.

Oakland students were generally assigned to Indian Hills while Wyckoff residents could select which school to attend.

[11] The Indian Hills Academic Decathlon Team, coached by Lisa Acquaire from 1995 to 2009, represented New Jersey in the National Competition in 2001 (Anchorage, AK), 2006 (San Antonio, TX), and 2007 (Honolulu, HI).

[13] The Indian Hills High School Braves[2] compete in the Big North Conference, which is comprised of public and private high schools in Bergen and Passaic counties, and was established following a reorganization of sports leagues in Northern New Jersey by the New Jersey State Interscholastic Athletic Association (NJSIAA).

Ramapo won the 2009 by a score of 41-0, though realignment and the disparity in size between the two schools makes continuation of the series for scheduled games increasingly unlikely.

[24] The 1984 soccer team finished the season with a 23-2 record after defeating Ewing High School by a score of 3-0 in the Division A (since reclassified as Group III/IV) championship game.

[25] The 2003 girls soccer team won the North I Group II tournament, defeating River Dell High School 1-0 in the final.

[27] In 2005, the girls' tennis team took the North I, Group II championship, beating Tenafly High School 3½-1½.

[28] The baseball team took the North I, Group II state sectional title in 2007 with a 5-0 win over Westwood Regional High School.

[36] The 2013 team finished the season with a 32-3 record after winning the Group III title by defeating Wall by a score of 4-2 in the championship game.