St. Anthony School
Diocesan school · Grades 9–12
San Gabriel, CA
1905 S San Gabriel Blvd, San Gabriel, CA 91776
Overall grade: B
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B-Class size
- A-College-going
- A-Years serving families
- ADiversity
What stands out
- 90% of graduates go to four-year colleges
- Growing: enrollment up 184% since 2011–12
- Serving families in San Gabriel since at least 2011
St. Anthony School is a Catholic diocesan school in San Gabriel, California, for students from 9th grade through 12th grade. It has about 375 students and around 27 students per teacher. Enrollment has grown about 184% since 2011–12. The school is part of the Archdiocese of Los Angeles. The school reports that about 90% of its graduates go on to four-year colleges. Students attend about 7 hours a day, 180 days a year.
At a glance
- Grades
- Grades 9–12
- Students
- 375
- Teachers
- 14 (full-time equivalent)
- Students per teacher
- 26.8
- Boys and girls
- Coed · 183 girls, 192 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Los Angeles
- School day
- About 7 hours
- School year
- 180 days
- Graduates going to 4-year colleges
- About 90% (the school's estimate for the class before the survey)
Reviews
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How it compares
- A smaller school: fewer students than 64% of Catholic high schools in California.
- Compared with 86 Catholic high 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. Anthony School
What grades does St. Anthony School serve?
St. Anthony School serves grades 9–12.
How many students attend St. Anthony School?
About 375 students, with 27 students per teacher, according to official records.
How much is tuition at St. Anthony 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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