Serving 1,581 students in grades 9-12, Hillsdale High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 44% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 71% (which is higher than the California state average of 47%).
The student:teacher ratio of 18:1 is lower than the California state level of 21:1.
Minority enrollment is 69% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,581 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 69%
- Graduation Rate: 93% (Top 30% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 44% (Top 30%)
- Reading Proficiency: 71% (Top 20%)
- Science Proficiency: 39% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Hillsdale High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Diversity
Student Attention
School Overview
Hillsdale High School's student population of 1,581 students has stayed relatively flat over five school years.
The teacher population of 86 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,581 students
Gender %
Total Classroom Teachers
86 teachers
Students by Grade
School Calendar
School Rankings
Hillsdale High School ranks within the top 20% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Hillsdale High School is 0.72, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1835 out of 9602 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
44%
33%
Reading/Language Arts Test Scores (% Proficient)
71%
47%
Science Test Scores (% Proficient)
39%
29%
Student : Teacher Ratio
18:1
21:1
American Indian
n/a
1%
Asian
20%
12%
Hispanic
37%
56%
Black
1%
5%
White
31%
20%
Hawaiian
1%
n/a
Two or more races
10%
6%
All Ethnic Groups
Graduation Rate
93%
87%
Eligible for Free Lunch
19%
54%
Eligible for Reduced Lunch
2%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Hillsdale High School's ranking?
Hillsdale High School is ranked #1835 out of 9,602 schools, which ranks it among the top 20% of public schools in California.
What schools are Hillsdale High School often compared to?
Hillsdale High Schoolis often viewed alongside schools like Aragon High School, San Mateo High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
44% of students have achieved math proficiency (compared to the 33% CA state average), while 71% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Hillsdale High School?
The graduation rate of Hillsdale High School is 93%, which is higher than the California state average of 87%.
How many students attend Hillsdale High School?
1,581 students attend Hillsdale High School.
What is the racial composition of the student body?
37% of Hillsdale High School students are Hispanic, 31% of students are White, 20% of students are Asian, 10% of students are Two or more races, 1% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Hillsdale High School?
Hillsdale High School has a student ration of 18:1, which is lower than the California state average of 21:1.
What grades does Hillsdale High School offer ?
Hillsdale High School offers enrollment in grades 9-12
What school district is Hillsdale High School part of?
Hillsdale High School is part of San Mateo Union High School District.
In what neighborhood is Hillsdale High School located?
Hillsdale High School is located in the Beresford Park neighborhood of San Mateo, CA. There are 2 other public schools located in Beresford Park.
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