St. Marys School
Diocesan school · Grades Pre-K–8
Edwardsville, IL
1802 Madison Ave, Edwardsville, IL 62025
Overall grade: B-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B-Class size
- A-Years serving families
- BDiversity
What stands out
- Growing: enrollment up 18% since 2011–12
- Serving families in Edwardsville since at least 2011
St. Marys School is a Catholic diocesan school in Edwardsville, Illinois, for students from pre-K through 8th grade. It has about 187 students and around 17 students per teacher. Enrollment has grown about 18% since 2011–12. The school is part of the Diocese of Springfield. Students attend about 7 hours a day, 186 days a year.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 187
- Teachers
- 10.8 (full-time equivalent)
- Students per teacher
- 17.3
- Boys and girls
- Coed · 111 girls, 76 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Springfield
- School day
- About 7 hours
- School year
- 186 days
- Library
- Yes
Reviews
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How it compares
- Larger than 59% of Catholic elementary schools in Illinois.
- Compared with 285 Catholic elementary schools in Illinois.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about St. Marys School
What grades does St. Marys School serve?
St. Marys School serves grades Pre-K–8.
How many students attend St. Marys School?
About 187 students, with 17 students per teacher, according to official records.
How much is tuition at St. Marys School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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