For the 2025 school year, there are 4 public high schools serving 4,859 students in San Mateo, CA. The top ranked public high schools in San Mateo, CA are Aragon High School, Hillsdale High School and San Mateo High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
San Mateo, CA public high schools have an average math proficiency score of 51% (versus the California public high school average of 28%), and reading proficiency score of 76% (versus the 51% statewide average). High schools in San Mateo have an average ranking of 10/10, which is in the top 10% of California public high schools.
San Mateo, CA public high school have a Graduation Rate of 94%, which is more than the California average of 87%.
The school with highest graduation rate is Aragon High School, with 98% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 76% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).
Best Public High Schools in San Mateo, CA (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Aragon High School
(Math: 63% | Reading: 86%)
Rank:
Rank:
10/
Top 10%10
900 Alameda De Las Pulgas
San Mateo, CA 94402
(650) 558-2999
San Mateo, CA 94402
(650) 558-2999
Grades: 9-12
| 1,686 students
Rank: #22.
Hillsdale High School
(Math: 44% | Reading: 71%)
Rank:
Rank:
9/
Top 20%10
3115 Del Monte St.
San Mateo, CA 94403
(650) 558-2699
San Mateo, CA 94403
(650) 558-2699
Grades: 9-12
| 1,581 students
Rank: #33.
San Mateo High School
(Math: 45% | Reading: 68%)
Rank:
Rank:
9/
Top 20%10
506 North Delaware St.
San Mateo, CA 94401
(650) 558-2399
San Mateo, CA 94401
(650) 558-2399
Grades: 9-12
| 1,578 students
Rank: #44.
Gateway Center
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
35 Tower Rd.
San Mateo, CA 94402
(650) 598-2150
San Mateo, CA 94402
(650) 598-2150
Grades: 6-12
| 14 students
San Mateo, California Public Schools (Closed)
School
Location
Grades
Students
2025 Kehoe Ave.
San Mateo, CA 94403
(650) 312-7660
San Mateo, CA 94403
(650) 312-7660
Grades: 6-8
| 662 students
San Mateo-foster City Community Day (Closed 2004)
Alternative School
300 28th Ave.
San Mateo, CA 94403
(650) 312-7551
San Mateo, CA 94403
(650) 312-7551
Grades: 6-8
| 2 students
Frequently Asked Questions
What are the top ranked public high schools in San Mateo, CA?
The top ranked public high schools in San Mateo, CA include Aragon High School, Hillsdale High School and San Mateo High School. San Mateo has one of the highest concentrations of top ranked public schools in California.
How many public high schools are located in San Mateo?
4 public high schools are located in San Mateo.
What is the racial composition of students in San Mateo?
San Mateo public high schools minority enrollment is 76% of the student body (majority Hispanic), which is less than the California public high schools average of 79% (majority Hispanic).
Which public high schools in San Mateo are often viewed compared to one another?
Popular comparisons of public high schools in San Mateo include: Hillsdale High School vs. Aragon High School, San Mateo High School vs. Aragon High School, Aragon High School vs. Hillsdale High School
Recent Articles

Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.

2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.

Will Single Sex Classrooms Save Public Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.