The main building contains a multipurpose venue known as the "little theater," which hosts arts events such as the annual Middle School Variety Show, including seasonal theatrical productions.

[1] Park Ridge offers several Advanced Placement (AP) classes, run by the College Board.

[5] The current school building was completed in September 1922, having been designed to be resistant to fire and offering four times the capacity of the earlier structure.

[12][13][14] Prior to the realignment that took effect at the start of the 2010-11 school year, Park Ridge was a member of the Bergen County Scholastic League (BCSL).

[17] Park Ridge High School hosts several sports in statewide competition, including football, soccer, track and field, basketball, baseball, and many others.

[2] Park Ridge has done very well athletically in past years, especially with girls' sports, wrestling, and the track & field program.

[24] The 1977 team finished the season with a 24–3 record after winning the Group I title with a 1–0 victory in 13 innings against Florence Township in the championship game.

[27] The 1983 team finished the season with a record of 21–2 after winning the Group I title by defeating Bogota in two games (15-10 and 15-13) in the final match of the tournament.

[32] In 2006, Park Ridge boys' spring track went undefeated on their way to a BCSL Olympic championship, their first in 30 years.

[35] Wrestling coach Stan Woods set a New Jersey record with his 602nd win in 2011 in a meet against Nutley High School.