Abbott Middle
San Mateo, CA
Grades 6 to 8 · 721 students
Public school
San Mateo High
San Mateo, California · Grades 9 to 12 · San Mateo Union High
Public school
About San Mateo High
San Mateo High serves grades 9 through 12 as a public school in San Mateo, California. Enrollment was 1,557 in the 2024-25 school year. That is about average in size for public and charter high schools in San Mateo. With about 79.8 full-time-equivalent teachers, that works out to roughly 19.5 students per teacher. The surrounding area is classified as a midsize city. San Mateo Union High runs 8 schools listed here, including this one. See them all. Within 5 miles there are 84 other schools, so families have nearby options to compare.
Open Houses & Tours
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Parent reviews
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School facts
| Address | 506 North Delaware St., San Mateo, CA 94401 |
|---|---|
| Phone | (650) 558-2399 |
| School district | San Mateo Union High |
| Grades | 9 to 12 |
| Students (2024-25) | 1,557 |
| Teachers (full-time equivalent, 2024-25) | 79.8 |
| Students per teacher | 19.5 |
| Charter school | No |
| School type | Regular |
| Level | High |
| Locale (NCES) | City, midsize, San Mateo County |
Source: NCES Common Core of Data (CCD), 2024-25 public school directory and membership files (NCES school ID 063498005926). Details may have changed since the survey. Schools can update them by claiming this profile.
Nearby schools
The Bridge AcademyPublic · Grades 10 to 12San Mateo · 0.1 miCollege Park ElementaryPublic · Grades K to 5San Mateo · 0.1 miGenius LearningPrivate · Grades TKBurlingame, CA · 0.4 miWashington ElementaryPublic · Grades K to 5Burlingame, CA · 0.6 miNorth Shoreview MontessoriPublic · Grades K to 8San Mateo · 0.7 miEpiscopal Day School of St. MatthewPrivate, Episcopal · Grades PreK to 8San Mateo · 0.8 miSt Catherine of Siena SchoolPrivate, Roman Catholic · Grades K to 8Burlingame, CA · 0.8 miSan Mateo Park ElementaryPublic · Grades K to 5San Mateo · 0.9 mi
The 8 closest public, charter and private schools by straight-line distance, from NCES location data. Listings here are never paid.
Frequently asked questions
What grades does San Mateo High serve?
San Mateo High serves grades 9 through 12.
How many students attend San Mateo High?
San Mateo High reported 1,557 students in 2024-25, according to the NCES Common Core of Data.
What is the student-teacher ratio at San Mateo High?
About 19.5 students per full-time-equivalent teacher, based on 1,557 students and 79.8 teachers in federal data.
Is San Mateo High a public or charter school?
San Mateo High is a traditional public (non-charter) school.
What school district is San Mateo High in?
San Mateo High is part of San Mateo Union High. See all schools in this district at https://parentschoolreview.com/districts/ca/san-mateo-union-high/
Where is San Mateo High located?
San Mateo High is at 506 North Delaware St., San Mateo, CA 94401. The phone number is (650) 558-2399.
How many other schools are near San Mateo High?
There are 84 other schools within 5 miles of San Mateo High in our directory.
Is this your school?
Claim this profile for free to correct details, post open houses and tours, and respond to reviews.
ParentSchoolReview is owned and operated by School Success. Disclosure.
Other public and charter schools in San Mateo
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Beresford Elementary
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Borel Middle
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