 Oradell and neighboring River Edge share a combined school district for seventh through twelfth grades, River Dell Regional School District which was established in 1958.Schools in the district (with 2017-18 enrollment data from the National Center for Education Statistics) are 
River Dell Regional Middle School in River Edge (with 571 students in grades 7-8) and 
River Dell Regional High School in Oradell (with 1,064 students in grades 9-12).Public school students from the borough, and all of Bergen County, are eligible to attend the secondary education programs offered by the Bergen County Technical Schools, which include the Bergen County Academies in Hackensack, and the Bergen Tech campus in Teterboro or Paramus.