St. Marys Elementary School
Diocesan school · Grades Pre-K–8
Rockville, MD
600 Veirs Mill Rd, Rockville, MD 20852
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- A-Years serving families
- A+Diversity
What stands out
- One of the most diverse private schools in Maryland
- Smaller classes than 73% of Catholic schools in Maryland
- Serving families in Rockville since at least 2011
In Rockville, Maryland, St. Marys Elementary School is a Catholic diocesan school for students from pre-K through 8th grade. About 148 students attend, with roughly 10 students per teacher, smaller classes than 73% of Catholic elementary schools in Maryland. It has been listed in official private school records since 2011–12. The school is part of the Archdiocese of Washington. The school day runs about 7 hours, 180 days a year. Maryland has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 148
- Teachers
- 15.3 (full-time equivalent)
- Students per teacher
- 9.7
- Boys and girls
- Coed · 50 girls, 98 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Washington
- School day
- About 7 hours
- School year
- 180 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 73% of Catholic elementary schools in Maryland (10 students per teacher).
- A smaller school: fewer students than 87% of Catholic elementary schools in Maryland.
- Compared with 93 Catholic elementary schools in Maryland.
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 Maryland
These state programs can help pay private school tuition. Only participating schools can accept them, so ask St. Marys Elementary School whether it takes part.
- BOOST Scholarship Program · Voucher or 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. Marys Elementary School
What grades does St. Marys Elementary School serve?
St. Marys Elementary School serves grades Pre-K–8.
How many students attend St. Marys Elementary School?
About 148 students, with 10 students per teacher, according to official records.
How much is tuition at St. Marys Elementary School?
Call the school to ask about tuition, financial aid and payment plans. Maryland 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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