The Lyndhurst School District is a comprehensive community public school district that serves students in kindergarten through twelfth grade from Lyndhurst, in Bergen County, New Jersey, United States.As of the 2011-12 school year, the district's seven schools had an enrollment of 2,368 students and 163.0 classroom teachers (on an FTE basis), for a student–teacher ratio of 14.53:1.The district is classified by the New Jersey Department of Education as being in District Factor Group "DE", the fifth-highest of eight groupings. District Factor Groups organize districts statewide to allow comparison by common socioeconomic characteristics of the local districts. From lowest socioeconomic status to highest, the categories are A, B, CD, DE, FG, GH, I and J.SchoolsSchools in the district are: Elementary schoolsColumbus School Franklin School Jefferson School Lincoln School Roosevelt School Washington School High schoolLyndhurst High School