St. Mary School
50 N Buffalo Grove Rd, Buffalo Grove, IL 60089Open, per Google (checked Oct 2, 2026)
St. Mary School is a Roman Catholic private school in Buffalo Grove, IL teaching grades PreK-8. It reported 184 students and about 14 students for every teacher in the 2023-24 federal survey.
School facts
- Grades
- PreK-8
- Students
- 184
- Teachers
- 16
- Students per teacher
- 14
- Student body
- Coeducational
- Program
- Regular
- Affiliation
- Roman Catholic
- 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.
St. Mary School tuition
We have not verified a tuition figure for St. Mary 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 |
|---|---|---|---|
| Children's Land at Wheeling Learning Center | PreK-K | 19 | <1 |
| Torah Academy of Buffalo Grove | PreK-8 | 38 | 1 |
| Newhope Academy | 6-12 | 120 | 2 |
| Bright Horizons | PreK-K | 6 | 2 |
| Montessori World of Discovery | PreK-K | 1 | 2 |
| Yachad Kids Academy | PreK-Transitional K | 22 | 2 |
| Poko Loko Child Care Center | PreK-K | 5 | 2 |
| Chicago Futabakai Japanese School | PreK-9 | 111 | 2 |
Private schools
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- All private schools near Buffalo Grove
- Catholic schools in Illinois
- Private elementary schools in Illinois
- Private middle schools in Illinois
- Private schools with kindergarten in Illinois
- Private schools with pre-K in Illinois
- Private schools in Lake County
- School choice in Illinois: what is available
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