Mountainside Schools

The Mountainside School District is a community public school district, that serves students in pre-Kindergarten through eighth grade in the borough of Mountainside, in Union County, NJ.

As of the 2012-13 school year, the district's two schools had an enrollment of 777 students and 55.6 classroom teachers for a student–teacher ratio of 13.98:1.

Elementary Schools


  • Beechwood School (K-2), 1497 Woodacres Drive


Middle Schools


  • Deerfield Middle School, 302 Central Ave


High School


  • Governor Livingston High School, 175 Watchung Blvd

Mountainside schools