District

San Mateo Union High School District

CASan Mateo, CaliforniaSanMateo County

Contact & Location

650 North Delaware Street, San Mateo, CA 94401
(650) 558-2299

Enrollment & Schools

9
Total Schools
8,683
Total Enrollment
9-12
Grade Range

School Breakdown

High
Schools
9
High Schools

Rating Distribution

225%
Below Average
113%
Average
563%
Above Average

School Types

By Type

Public
9
Charter
0
Private
0

By Level

Elementary
0
Middle
0
High
9

Demographics (Aggregated)

Ethnicity Breakdown

Hispanic / Latino
35%
White
24%
Asian
24%
Two or More Races
9%
Pacific Islander
2%
Black / African American
1%

Gender Distribution

52%Male
48%Female

Free / Reduced Lunch

63%Students Eligible
vs. State Average
60%

Academic Performance (Aggregated)

Average Academic Performance

6.6
out of 10
Average ACT Score
25.8
(out of 36)
Average SAT Score
(out of 1600)
Average Graduation Rate
88%
Students
AP / IB / Dual Enrollment
23%
Students

School Performance Summary

Below Average
25% (2)
Average
13% (1)
Above Average
63% (5)

San Mateo Union High School District is committed to excellence, equity, and preparing every student for a successful future.

Reported Incidents

Report an Incident

Community-reported and third-party-sourced concerns. All incidents are allegations, not established facts.

Inappropriate TeachingCRT / RaceModerateAdded 1mo ago

District Plans Anti-Racist Curriculum

Alleged incident in San Mateo Union High School District · California

A school district is implementing a new curriculum focused on anti-racist and anti-oppressive themes. This initiative encourages educators to use specific language and conduct daily student check-ins regarding their well-being.

Occurred on May 29, 2024Source: Defending Education IndoctriNation Map
Inappropriate TeachingCRT / RaceHighAdded 1mo ago

District Racial Equity Hiring Policy

Alleged incident in San Mateo Union High School District · California

A school district implemented a racial equity policy to increase the representation of Black, Indigenous, and People of Color (BIPOC) staff. The policy includes targeted hiring procedures to reflect county demographics. The district reported progress in hiring BIPOC administrators and Latino/Hispanic teachers.

Occurred on May 28, 2024Source: Defending Education IndoctriNation Map
View All Incidents
Data aggregated from 9 schools in San Mateo Union High School District.
Source: GreatSchools, U.S. Department of Education, and school surveys.
Last updated: May 1, 2026