Oradell is home to Bergen Catholic High School, a private Roman Catholic college preparatory school that was founded in 1955 and is run by the Christian Brothers of Ireland, under the auspices of the Roman Catholic Archdiocese of Newark. Bergen Catholic serves students in ninth through twelfth grade, and had an enrollment of 667 students in the 2017–18 school year. It offers 17 sports at the varsity level, and attracts students from all over the Northern Jersey region. Oradell is also home to St. Joseph Elementary School, a Catholic school that serves children from Pre-K through grade 8, as part of the Newark Archdiocese.