Public school students in ninth through twelfth grades attend Phillipsburg High School in Phillipsburg, which serves students from Alpha as part of a sending/receiving relationship with the Phillipsburg School District. The high school also serves students from four other sending communities: Bloomsbury (in Hunterdon County), Greenwich Township, Lopatcong Township and Pohatcong Township. As of the 2018–19 school year, the high school had an enrollment of 1,650 students and 126.5 classroom teachers (on an FTE basis), for a student–teacher ratio of 13.0:1.