San Mateo High
San Mateo, CA · San Mateo Union High
Regular public school · Grades 9-12 · City, midsize
338th of 1,528 California high schools statewide · better than 78%▼ Declining
506 North Delaware St., San Mateo, CA 94401
(650) 558-2399Official website ↗NCES ID 063498005926Directory 2023–24
SchoolRow ranks San Mateo High 338th of 1,528 California high schools for 2024–25, based on CAASPP 2024–25 English and Math results — better than 78% of high schools statewide. Its statewide percentile went from 84th in 2015 to 78th in 2025 — declining.
Percent meeting or exceeding the state standard, CAASPP 2024–25 · 304 students tested
Racial and ethnic breakdown of 1,578 students (2023–24, NCES) — history since 1987, with comparable seven-category changes from 2010
| Group | Trend | 2010 | 2023 | Change |
|---|---|---|---|---|
| Hispanic | 40.6% | 49.3% | ▲ 8.7 pts | |
| Asian | 22.4% | 24.4% | ▲ 2.0 pts | |
| White | 22.9% | 16.2% | ▼ 6.7 pts | |
| Two or more races | 7.2% | 7.2% | 0.0 pts | |
| Pacific Islander | 4.0% | 1.6% | ▼ 2.4 pts | |
| Black | 2.7% | 1.1% | ▼ 1.6 pts |
NCES history for this school begins in 1987. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.
Typical home value $1.23M in zip 94401 as of 2026-05 · trend since 2000
Data Provided by Zillow Group
Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than San Mateo High
- –The Bridge AcademySan Mateo Union High · 0.2 mi awayCompare
- #71Burlingame HighSan Mateo Union High · 1 mi away71st of 1,528
ELA 83% ▲20 · Math 66% ▲22Compare - #97Aragon HighSan Mateo Union High · 1.9 mi away97th of 1,528
ELA 82% ▲19 · Math 59% ▲15Compare - #1343Peninsula High (Continuation)San Mateo Union High · 2.5 mi away1,343rd of 1,528
ELA 11% ▼52 · Math 6% ▼38Compare - #289Hillsdale HighSan Mateo Union High · 3.2 mi away289th of 1,528
ELA 72% ▲9 · Math 42% ▼2Compare - #80Mills HighSan Mateo Union High · 3.4 mi away80th of 1,528
ELA 82% ▲19 · Math 63% ▲19Compare - –Hillcrest at Youth Services CenterSan Mateo County Office of Education · 4.4 mi awayCompare
- –Gateway CenterSan Mateo County Office of Education · 4.4 mi awayCompare
What school district is San Mateo High in?
San Mateo High is part of the San Mateo Union High district in San Mateo, California.
Is San Mateo High a good school?
SchoolRow ranks San Mateo High 338th of 1,528 California high schools (better than 78% statewide) based on 2024–25 test results (CAASPP 2024–25).
What is the racial makeup of San Mateo High?
Hispanic 49%, Asian 24%, White 16%, Two or more races 7% (1,578 students, 2023–24).
How much do homes near San Mateo High cost?
The typical home value in zip code 94401 is $1.23M as of 2026-05 (Zillow ZHVI).
Sources: state education department data (CAASPP 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.