St. Andrew's Episcopal School
Episcopal school · Grades Pre-K–12
Potomac, MD
8804 Postoak Rd, Potomac, MD 20854
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- ACollege-going
- A-Years serving families
- ADiversity
What stands out
- The only Christian school in Potomac
- 100% of graduates go to four-year colleges
- Smaller classes than 68% of Christian schools in Maryland
- Growing: enrollment up 25% since 2011–12
- Serving families in Potomac since at least 2011
St. Andrew's Episcopal School is an Episcopal private school in Potomac, Maryland, for students from pre-K through 12th grade. It has about 673 students and around 7 students per teacher, smaller classes than 68% of Christian schools in Maryland. Enrollment has grown about 25% since 2011–12. The school reports that about 100% of its graduates go on to four-year colleges. Students attend about 6.5 hours a day, 173 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–12
- Students
- 673
- Teachers
- 90.6 (full-time equivalent)
- Students per teacher
- 7.4
- Boys and girls
- Coed · 317 girls, 356 boys
- Religious affiliation
- Episcopal
- School day
- About 6.5 hours
- School year
- 173 days
- Graduates going to 4-year colleges
- About 100% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 68% of Christian schools in Maryland (7 students per teacher).
- Larger than 93% of Christian schools in Maryland.
- Compared with 73 Christian schools in Maryland.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Association of Episcopal Schools
- National Association for the Education of Young Children
- National Association of Independent Schools
Help paying tuition in Maryland
These state programs can help pay private school tuition. Only participating schools can accept them, so ask St. Andrew's Episcopal 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. Andrew's Episcopal School
What grades does St. Andrew's Episcopal School serve?
St. Andrew's Episcopal School serves grades Pre-K–12.
How many students attend St. Andrew's Episcopal School?
About 673 students, with 7 students per teacher, according to official records.
How much is tuition at St. Andrew's Episcopal 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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