California High School is one of two public high schools located in San Ramon, California, United States. It is one of four high schools in the San Ramon Valley Unified School District and serves students from the western portion of San Ramon and the unincorporated area of Norris Canyon.
Serving 2,894 students in grades 9-12, California High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 52% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 73% (which is higher than the California state average of 47%).
The student-teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 71% of the student body (majority Asian), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 9-12
- Enrollment: 2,894 students
- Student-Teacher Ratio: 25:1
- Minority Enrollment: 71%
- Graduation Rate: 98% (Top 5% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 52% (Top 20%)
- Reading Proficiency: 73% (Top 10%)
- Science Proficiency: 41% (Top 30%)
- Attendance Zone: California High serves the southwest part of San Ramon, CA, covering an area of approximately 23.4 square miles. Most students live within a 5-10 minute drive, with an average distance of 2.9 miles to the school's edge and the furthest boundary reaching 8 miles away.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
California High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
School Overview
California High School's student population of 2,894 students has stayed relatively flat over five school years.
The teacher population of 117 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,894 students
Total Classroom Teachers
117 teachers
Year Founded
1973
School Calendar
Average Class Size
30 students
School Rankings
California High School ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of California High School is 0.68, 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
#1262 out of 9523 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
52%
34%
Reading/Language Arts Test Scores (% Proficient)
73%
47%
Science Test Scores (% Proficient)
41%
29%
Student-Teacher Ratio
25:1
21:1
American Indian
n/a
1%
Asian
47%
12%
Hispanic
12%
56%
Black
2%
5%
White
29%
20%
Hawaiian
1%
n/a
Two or more races
9%
6%
All Ethnic Groups
Graduation Rate
98%
87%
Chronically Absent Students
(22-23)14.5%
27.7%
Eligible for Free Lunch
8%
54%
Eligible for Reduced Lunch (19-20)
1%
7%
School Statewide Testing
School District Name
Sports
Colors
Black, Orange
School Mascot
Grizzlies
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is California High School's ranking?
California High School is ranked #1262 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What schools are California High School often compared to?
California High Schoolis often viewed alongside schools like Dougherty Valley High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
52% of students have achieved math proficiency (compared to the 34% CA state average), while 73% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of California High School?
The graduation rate of California High School is 98%, which is higher than the California state average of 87%.
How many students attend California High School?
2,894 students attend California High School.
What is the racial composition of the student body?
47% of California High School students are Asian, 29% of students are White, 12% of students are Hispanic, 9% 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 California High School?
California High School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does California High School offer ?
California High School offers enrollment in grades 9-12
What school district is California High School part of?
California High School is part of San Ramon Valley Unified School District.
School Reviews
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