What grades does Hillsdale High serve?

As a High school, Hillsdale High serves students in San Mateo, CA. The school is administered by the local school district.

Where is Hillsdale High located?

You can find Hillsdale High in San Mateo, CA.

What is the student-teacher ratio at Hillsdale High?

At Hillsdale High, there are approximately 18.4 students for every teacher.

What schools are in San Mateo, CA?

Hillsdale High is among the schools serving San Mateo, CA. The school is part of the local school system.

CAHighCalendar available · 10 events · Auto-updating

Hillsdale High — School Profile & District Info

High|San Mateo, California|San Mateo Union High

San Mateo, CA 94403

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School Profile

Grades

9–12

Enrollment

1,581

Student:Teacher

18.4:1

Locale

Urban

District

San Mateo Union High

Econ. Disadvantaged

18.7%

Phone

(650)558-2699

School Statistics

Academics (SY 2020-21)

Graduation Rate

94%

Programs & Activities (SY 2021-22)

AP Program

17 courses offered

Dual Enrollment

Athletics

30 sports offered

Student-Teacher Ratio: 18.1:1

Near average in CA

District Finance (FY 2023)

Per-Pupil Spending

$24,541

District-level data

Funding Sources

Federal 2%State 14%Local 84%

Community Context

Median Home Value

$1,116,383

-2.3% YoY

San Francisco, CA metro area · Zillow Feb 2026

Community Need Level

Moderate

CDC/ATSDR Social Vulnerability Index 2022

Enrollment Trend (2014-2025)

1,585

Current enrollment

Stable(-4% 5yr)

Frequently Asked Questions about Hillsdale High

As of the most recent data, 1,581 students are enrolled at Hillsdale High. It is a High school within the local district.

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School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically.