Cornerstone Montessori School
697 Delsea Dr, Washington Township, NJ 08071Open, per Google (checked Oct 2, 2026)
Cornerstone Montessori School is a Montessori private school in Washington Township, NJ teaching grades PreK-4. It reported 12 students and about 2.1 students for every teacher in the 2023-24 federal survey.
School facts
- Grades
- PreK-4
- Students
- 12
- Teachers
- 6
- Students per teacher
- 2.1
- Student body
- Coeducational
- Program
- Montessori
- Affiliation
- Nonsectarian
- Setting
- Suburb
These are the numbers the school gave the U.S. Department of Education for the 2023-24 school year, published in July 2026. The survey counts students in kindergarten to grade 12, not pre-K. Enrollment and staffing move every year, so ask the school for today’s figures. Where this comes from. Something wrong? Tell us and we will fix it.
Cornerstone Montessori School tuition
We have not verified a tuition figure for Cornerstone Montessori School yet. Every private school sets its own price and most share it on request: ask for the full-year tuition for your child’s grade plus required fees, or look for a tuition page on the school’s website.
Other private schools nearby
| School | Grades | Students | Miles |
|---|---|---|---|
| Hollydell School | PreK-12 | 49 | <1 |
| Ambassador Christian Academy | K-8 | 103 | 1 |
| Gloucester County Christian School | PreK-12 | 348 | 3 |
| Our Lady of Hope Regional School | PreK-8 | 335 | 5 |
| Bethany Baptist Christian School | 4-11 | 18 | 5 |
| St. Michael the Archangel Regional School | PreK-8 | 164 | 5 |
| Lasting Legacy Academy | PreK-5 | 25 | 5 |
| St. Margaret Regional School | PreK-8 | 431 | 6 |
Private schools
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- All private schools near Sewell
- Montessori schools in New Jersey
- Private elementary schools in New Jersey
- Private schools with kindergarten in New Jersey
- Private schools with pre-K in New Jersey
- Private schools in Gloucester County
- School choice in New Jersey: what is available
- Compare schools side by side
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