School Overview
Hillsdale High School, located in San Mateo, California, is a prominent public secondary school within the San Mateo Union High School District. It is well-regarded for its commitment to academic excellence and its implementation of the "Small Learning Communities" model. By organizing students into smaller cohorts, the school aims to foster stronger relationships between students and faculty, creating a more personalized and supportive educational environment that encourages student engagement and long-term academic success.

Beyond its core curriculum, Hillsdale offers a diverse array of extracurricular opportunities, including competitive athletics, performing arts programs, and numerous student-led clubs. The school is known for its strong community culture and focus on preparing students for higher education through rigorous college-preparatory coursework. With its location in the heart of the Peninsula, Hillsdale serves as a central hub for student development, balancing high academic expectations with a commitment to student well-being and holistic growth.
1,629
Total Students
92.7
Full-Time Teachers
17.6
Student/Teacher Ratio
24.6%
Free/Reduced Lunch
Student Demographics

Student Demographics Data Table

Student Demographics for Hillsdale High
Demographic Student Count
White504
Hispanic591
Black27
Asian327
Two or More154
American Indian2
Pacific Islander20
  • Hispanic
    591 (36.4 %)
  • White
    504 (31.0 %)
  • Asian
    327 (20.1 %)
  • Two or More
    154 (9.5 %)
  • Black
    27 (1.7 %)
  • Pacific Islander
    20 (1.2 %)
  • American Indian
    2 (0.1 %)
School Location
School Details
Status: Open
School Level: High School
School Type: Regular School
Charter Status:* Public Non-Charter
Virtual Instruction: No virtual instruction
Shared Time Status: N/A
District: San Mateo Union High
Phone: (650)558-2699
Website: http://www.smuhsd.org/hillsdalehigh
Grade Range: 9th - 12th
Total Students: 1,629
Full-Time Teachers (FTE): 92.7
Pupil/Teacher Ratio: 17.6
NSLP Participation:1 Yes participating without using any Provision or the CEO
Qualified Free Lunch: 385
Qualified Reduced Lunch: 15
Grades Taught
Grade 9 378
Grade 10 398
Grade 11 415
Grade 12 438

Grades Taught Data Table

Grades Taught and Student Counts for Hillsdale High
Grade Student Count
Grade 9378
Grade 10398
Grade 11415
Grade 12438
Gender Ratio

Student Gender Ratio Data Table

Student Gender Ratio for Hillsdale High
Gender Student Count Percentage
Female78147.9%
Male84451.8%
Not Specified40.3%
Nearby High Schools (Within 10 Miles)