Antonian College Preparatory High School
Diocesan school · Grades 9–12
San Antonio, TX
6425 W Ave, San Antonio, TX 78213
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- A-Class size
- ACollege-going
- B+Years serving families
- ADiversity
What stands out
- 95% of graduates go to four-year colleges
Antonian College Preparatory High School is a Catholic diocesan school in San Antonio, Texas, for students from 9th grade through 12th grade. It has about 717 students and around 12 students per teacher. The school is part of the Archdiocese of San Antonio. The school reports that about 95% of its graduates go on to four-year colleges. Students attend about 7 hours a day, 180 days a year. Texas has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades 9–12
- Students
- 717
- Teachers
- 62.3 (full-time equivalent)
- Students per teacher
- 11.5
- Boys and girls
- Coed · 392 girls, 325 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of San Antonio
- School day
- About 7 hours
- School year
- 180 days
- Graduates going to 4-year colleges
- About 95% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- Larger than 88% of Catholic high schools in Texas.
- Compared with 32 Catholic high schools in Texas.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Help paying tuition in Texas
These state programs can help pay private school tuition. Only participating schools can accept them, so ask Antonian College Preparatory High School whether it takes part.
- Texas Education Freedom Accounts (TEFA) · Education savings account
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 Antonian College Preparatory High School
What grades does Antonian College Preparatory High School serve?
Antonian College Preparatory High School serves grades 9–12.
How many students attend Antonian College Preparatory High School?
About 717 students, with 12 students per teacher, according to official records.
How much is tuition at Antonian College Preparatory High School?
Call the school to ask about tuition, financial aid and payment plans. Texas 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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