St. Marys School
Diocesan school · Grades Pre-K–8
Pontiac, IL
414 N Main St, Pontiac, IL 61764
Overall grade: A
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- A-Years serving families
- B+Diversity
What stands out
- Smaller classes than 72% of Catholic schools in Illinois
- Serving families in Pontiac since at least 2011
St. Marys School is a Catholic diocesan school in Pontiac, Illinois, for students from pre-K through 8th grade. It has about 124 students and around 10 students per teacher, smaller classes than 72% of Catholic elementary schools in Illinois. It has been listed in official private school records since 2011–12. The school is part of the Diocese of Peoria. Students attend about 6.5 hours a day, 176 days a year.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 124
- Teachers
- 12.1 (full-time equivalent)
- Students per teacher
- 10.2
- Boys and girls
- Coed · 65 girls, 59 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Peoria
- School day
- About 6.5 hours
- School year
- 176 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 72% of Catholic elementary schools in Illinois (10 students per teacher).
- A smaller school: fewer students than 77% 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
Member of
- National Catholic Educational Association
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 124 students, with 10 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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