The Closter Public Schools are a community public school district that educates students in pre-kindergarten through eighth grade from Closter in Bergen County, New Jersey, United States.
As of the 2018–19 school year, the district, comprised of two schools, had an enrollment of 1,203 students and 94.5 classroom teachers (on an FTE basis), for a student–teacher ratio of 12.7:1.The district is classified by the New Jersey Department of Education as being in District Factor Group "I", the second-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.Students in ninth through twelfth grades attend Northern Valley Regional High School at Demarest in Demarest, together with students from Demarest and Haworth. The high school is part of the Northern Valley Regional High School District, which also serves students from Harrington Park, Northvale, Norwood and Old Tappan. During the 1994-96 school years, Northern Valley Regional High School at Demarest was awarded the Blue Ribbon School Award of Excellence by the United States Department of Education. As of the 2018–19 school year, the high school had an enrollment of 1,038 students and 97.4 classroom teachers (on an FTE basis), for a student–teacher ratio of 10.7:1.The district participates in special education programs offered by Region III, one of seven such regional programs in Bergen County. Region III coordinates and develops special education programs for the 1,000 students with learning disabilities in the region, which also includes the Alpine, Demarest, Harrington Park, Haworth, Northvale, Norwood and Old Tappan districts, as well as the Northern Valley Regional High School District.