St. Mary School
210 Gurler Rd, Dekalb, IL 60115Open, per Google (checked Oct 2, 2026)
St. Mary School is a Roman Catholic private school in Dekalb, IL teaching grades PreK-8. It reported 203 students and about 16.1 students for every teacher in the 2023-24 federal survey.
School facts
- Grades
- PreK-8
- Students
- 203
- Teachers
- 13
- Students per teacher
- 16.1
- 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 |
|---|---|---|---|
| St. Mary Catholic School | PreK-7 | 82 | 7 |
| Aurora Christian Schools Cornerstone Campus | K-8 | 136 | 8 |
| Northwester Center for Autism | PreK-12 | 93 | 15 |
| St. Paul Lutheran School | K-8 | 117 | 16 |
| Green Friends Montessori School | PreK-5 | 31 | 18 |
| St. Charles Borromeo Catholic School | PreK-8 | 63 | 19 |
| Resurrection Lutheran School | PreK-8 | 35 | 21 |
| Holy Cross Catholic School | PreK-8 | 353 | 22 |
Private schools
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- All private schools near Yorkville
- 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 Dekalb County
- School choice in Illinois: what is available
- Compare schools side by side
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