Jserra Catholic High School
Private · Grades 9–12 · 863 students
Junipero Serra High School
451 W 20th Ave, San Mateo, CA 94403
Grades
9–12
High
Students
859
Enrolled 2024–25
Students per teacher
18.2 : 1
Full-time teachers
District
Catholic School
San Mateo County
About Junipero Serra High School
Junipero Serra High School is a high school in San Mateo, California, serving grades 9–12. The school is located in a midsize city in San Mateo County.
In the 2024–25 school year, 859 students were enrolled, with about 18.2 students for every full-time teacher. That ratio is close to the typical California high school (18.5 students per teacher). It is affiliated with the Roman Catholic tradition.
Grades
PKK123456789101112
Highlighted: grades offeredGrades 9–12
Location & nearby schools
School details
- Type
- Catholic School · What this means
- Religious affiliation
- Roman Catholic
- Students
- All-boys
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 859 students
- Students per teacher
- 18.2 to 1
- Locale
- City — Midsize
- County
- San Mateo County
- NCES private school ID
- 00073148
Schools near Junipero Serra High School
All 38 schools in San Mateo →
Aragon High
Public · Grades 9–12 · 1,658 students
Hillsdale High
Public · Grades 9–12 · 1,585 students
San Mateo High
Public · Grades 9–12 · 1,557 students
The Bridge Academy
Alternative · Grades 10–12 · 54 students
Gateway Center
Alternative · Grades 6–12 · 11 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.