St. Mary of the Assumption School
Diocesan school · Grades K–8
Whittier, CA
7218 Pickering Ave, Whittier, CA 90602
Overall grade: A-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B+Class size
- A-Years serving families
- A-Diversity
What stands out
- The smallest classes of any Catholic school in Whittier
- Serving families in Whittier since at least 2011
In Whittier, California, St. Mary of the Assumption School is a Catholic diocesan school for students from kindergarten through 8th grade. About 206 students attend, with roughly 17 students per teacher. Its enrollment has held steady since 2011–12. The school is part of the Archdiocese of Los Angeles. The school day runs about 6.5 hours, 180 days a year.
At a glance
- Grades
- Grades K–8
- Students
- 206
- Teachers
- 12 (full-time equivalent)
- Students per teacher
- 17.2
- Boys and girls
- Coed · 105 girls, 101 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Los Angeles
- School day
- About 6.5 hours
- School year
- 180 days
- Library
- Yes
Reviews
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How it compares
- A smaller school: fewer students than 54% of Catholic elementary schools in California.
- Compared with 416 Catholic elementary schools in California.
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. Mary of the Assumption School
What grades does St. Mary of the Assumption School serve?
St. Mary of the Assumption School serves grades K–8.
How many students attend St. Mary of the Assumption School?
About 206 students, with 17 students per teacher, according to official records.
How much is tuition at St. Mary of the Assumption 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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