St. Anthony High School
Diocesan school · Grades 9–12
Long Beach, CA
620 Olive Ave, Long Beach, CA 90802
Overall grade: B+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- BClass size
- B+College-going
- B+Years serving families
- A+Diversity
What stands out
- The largest Catholic school in Long Beach
- Serving families in Long Beach since at least 2011
In Long Beach, California, St. Anthony High School is a Catholic diocesan school for students from 9th grade through 12th grade. About 431 students attend, with roughly 18 students per teacher. The school is part of the Archdiocese of Los Angeles. The school reports that about 78% of its graduates go on to four-year colleges. The school day runs about 6.5 hours, 180 days a year.
At a glance
- Grades
- Grades 9–12
- Students
- 431
- Teachers
- 24.5 (full-time equivalent)
- Students per teacher
- 17.6
- Boys and girls
- Coed · 201 girls, 230 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Los Angeles
- School day
- About 6.5 hours
- School year
- 180 days
- Graduates going to 4-year colleges
- About 78% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- A smaller school: fewer students than 55% 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 High School
What grades does St. Anthony High School serve?
St. Anthony High School serves grades 9–12.
How many students attend St. Anthony High School?
About 431 students, with 18 students per teacher, according to official records.
How much is tuition at St. Anthony High 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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