Pompton Lakes High School (PLHS) is a four-year comprehensive public high school in the borough of Pompton Lakes in Passaic County, New Jersey, United States, operating as the lone secondary school of the Pompton Lakes School District. The school serves students in ninth through twelfth grades from Pompton Lakes and Riverdale, in neighboring Morris County, whose students attend as part of a sending/receiving relationship. The high school is accredited by the New Jersey Department of Education. The school mascot is the Cardinal.