Hillsdale High School

3115 Del Monte St.
San Mateo, CA 94403
(School attendance zone shown in map)
Hillsdale High School serves 1,647 students in grades 9-12.
The percentage of students achieving proficiency in math is 50% (which is higher than the California state average of 40%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 71% (which is higher than the California state average of 51%) for the 2018-19 school year.
The student:teacher ratio of 18:1 is lower than the California state level of 21:1.
Minority enrollment is 68% of the student body (majority Hispanic), which is lower than the California state average of 79% (majority Hispanic).

Quick Stats (2024)

  • Grades: 9-12
  • Enrollment: 1,647 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 68%
  • Graduation Rate
    : 94% (Top 30% in CA)
  • Math Proficiency
    : 50%
  • Reading Proficiency
    : 71%
  • 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:

School Overview

Hillsdale High School's student population of 1,647 students has stayed relatively flat over five school years.
The teacher population of 91 teachers has grown by 8% over five school years.
Grades Offered
Grades 9-12
Total Students
1,647 students
This chart display total students of Hillsdale High School by year, with the latest 2021-22 school year data.
Gender %
This chart display gender of Hillsdale High School
Total Classroom Teachers
91 teachers
This chart display the total teachers of Hillsdale High School by year, with the latest 2021-22 school year data.
Students by Grade
This chart display the students of Hillsdale High School by grade.

School Rankings

The diversity score of Hillsdale High School is 0.73, 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.
Definition of Terms 2021-2022 School Year Data
This School
State Level (CA)
Math Test Scores (% Proficient)
(18-19)
50%
40%
This chart display the percentage of students that scored at or above 'proficient' levels in Math of Hillsdale High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2018-19 school year data.
Reading/Language Arts Test Scores (% Proficient)
(18-19)
71%
51%
This chart display the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Hillsdale High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2018-19 school year data.
Student : Teacher Ratio
18:1
21:1
This chart display the student teacher ratio of Hillsdale High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data.
American Indian
n/a
1%
This chart display the percentage of American Indian students in Hillsdale High School and percentage of American Indian public school students in California by year, with the latest 1996-97 school year data.
Asian
20%
12%
This chart display the percentage of Asian students in Hillsdale High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data.
Hispanic
35%
56%
This chart display the percentage of Hispanic students in Hillsdale High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data.
Black
2%
5%
This chart display the percentage of Black students in Hillsdale High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data.
White
32%
21%
This chart display the percentage of White students in Hillsdale High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data.
Hawaiian
1%
n/a
This chart display the percentage of Hawaiian students in Hillsdale High School and the percentage of Hawaiian public school students in California by year, with the latest 2014-15 school year data.
Two or more races
10%
5%
This chart display the percentage of students of two or more races in Hillsdale High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data.
All Ethnic Groups
This chart display the percentage breakdown of students of all ethnic groups in Hillsdale High School.
This chart display the percentage breakdown of public school students of all ethnic groups in CA.
Diversity Score
0.73
This chart display the diversity score of Hillsdale High School and the public school average diversity score of California by year, with the latest 2021-22 school year data.
Graduation Rate
94%
84%
This chart display graduation rate of Hillsdale High School and public school graduation rate of California by year, with the latest 2020-21 school year data.
Eligible for Free Lunch
21%
51%
This chart display the percentage of students who is eligible for free lunch in Hillsdale High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data.
Eligible for Reduced Lunch
2%
7%
This chart display the percentage of students who is eligible for reduced lunch in Hillsdale High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data.
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

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?
50% of students have achieved math proficiency (compared to the 40% CA state average), while 71% of students have achieved reading proficiency (compared to the 51% CA state average).
What is the graduation rate of Hillsdale High School?
The graduation rate of Hillsdale High School is 94%, which is higher than the California state average of 84%.
How many students attend Hillsdale High School?
1,647 students attend Hillsdale High School.
What is the racial composition of the student body?
35% of Hillsdale High School students are Hispanic, 32% of students are White, 20% of students are Asian, 10% of students are Two or more races, 2% 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.

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Quick Stats (2024)

  • Grades: 9-12
  • Enrollment: 1,647 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 68%
  • Graduation Rate
    : 94% (Top 30%)
  • Math Proficiency
    : 50%
  • Reading Proficiency
    : 71%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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