St. Mary's School
Diocesan school · Grades Pre-K–7
Montrose, MO
608 Kansas Ave, Montrose, MO 64770
Overall grade: A
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- A-Years serving families
What stands out
- Smaller classes than 73% of Catholic schools in Missouri
- Serving families in Montrose since at least 2011
St. Mary's School is a Catholic diocesan school in Montrose, Missouri, for students from pre-K through 7th grade. It has about 37 students and around 9 students per teacher, smaller classes than 73% of Catholic elementary schools in Missouri. Its enrollment has held steady since 2011–12. The school is part of the Diocese of Kansas City-St. Joseph. Students attend about 7.5 hours a day, 180 days a year. Missouri has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades Pre-K–7
- Students
- 37
- Teachers
- 4 (full-time equivalent)
- Students per teacher
- 9.2
- Boys and girls
- Coed · 17 girls, 20 boys
- Religious affiliation
- Catholic · Diocesan school
- School day
- About 7.5 hours
- School year
- 180 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 73% of Catholic elementary schools in Missouri (9 students per teacher).
- A smaller school: fewer students than 95% of Catholic elementary schools in Missouri.
- Compared with 154 Catholic elementary schools in Missouri.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Catholic Educational Association
Help paying tuition in Missouri
These state programs can help pay private school tuition. Only participating schools can accept them, so ask St. Mary's School whether it takes part.
- MOScholars · Tax-credit scholarship
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. Mary's School
What grades does St. Mary's School serve?
St. Mary's School serves grades Pre-K–7.
How many students attend St. Mary's School?
About 37 students, with 9 students per teacher, according to official records.
How much is tuition at St. Mary's School?
Call the school to ask about tuition, financial aid and payment plans. Missouri has programs that can help pay private school tuition; ask whether the school takes part.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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