About This School
The Cornerstone School is located in Stratham, NH. It is a private, montessori school that serves 142 students in grades PK, K-8. The Cornerstone School is coed (school has male and female students) and is nonsectarian in orientation. The school belongs to the Other Montessori association(s).
In 2008, The Cornerstone School had 4 students for every full-time equivalent teacher. The New Hampshire average is 13 students per full-time equivalent teacher.