Public school students from Southampton Township in ninth through twelfth grades attend Seneca High School, which also serves students in ninth through twelfth grade from Shamong Township, Tabernacle Township and Woodland Township. The school is part of the Lenape Regional High School District, which also serves students from Evesham Township, Medford Lakes, Medford Township and Mount Laurel Township. As of the 2018–19 school year, the high school had an enrollment of 1,137 students and 109.5 classroom teachers (on an FTE basis), for a student–teacher ratio of 10.4:1.