St. Louis School
Diocesan school · Grades Pre-K–8
Clarksville, MD
12500 State Route 108, Clarksville, MD 21029
Overall grade: B
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B+Class size
- B+Years serving families
- ADiversity
What stands out
- The only Catholic school in Clarksville
In Clarksville, Maryland, St. Louis School is a Catholic diocesan school for students from pre-K through 8th grade. About 497 students attend, with roughly 15 students per teacher. Its enrollment has held steady since 2017–18. The school is part of the Archdiocese of Baltimore. The school day runs about 6.5 hours, 183 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
- 497
- Teachers
- 32.3 (full-time equivalent)
- Students per teacher
- 15.4
- Boys and girls
- Coed · 250 girls, 247 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Baltimore
- School day
- About 6.5 hours
- School year
- 183 days
- Library
- Yes
Reviews
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How it compares
- Larger than 89% 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 2017–18.
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. Louis 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. Louis School
What grades does St. Louis School serve?
St. Louis School serves grades Pre-K–8.
How many students attend St. Louis School?
About 497 students, with 15 students per teacher, according to official records.
How much is tuition at St. Louis 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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