Serving 1,299 students in grades 9-12, Charter Oak High School ranks in the top 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 56% (which is higher than the California state average of 47%).
The student:teacher ratio of 22:1 is higher than the California state level of 21:1.
Minority enrollment is 88% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 1,299 students
- Student:Teacher Ratio: 22:1
- Minority Enrollment: 88%
- Graduation Rate: ≥99% (Top 1% in CA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25% (Btm 50%)
- Reading Proficiency: 56% (Top 30%)
- Science Proficiency: 18% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Charter Oak High School ranks among the top 20% of public schools in California for:
Category
Attribute
Graduation Rate
School Overview
Charter Oak High School's student population of 1,299 students has declined by 11% over five school years.
The teacher population of 59 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
1,299 students
Gender %
Total Classroom Teachers
59 teachers
Students by Grade
School Rankings
Charter Oak High School ranks within the top 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Charter Oak High School is 0.45, which is less 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
#3884 out of 9602 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25%
33%
Reading/Language Arts Test Scores (% Proficient)
56%
47%
Science Test Scores (% Proficient)
18%
29%
Student : Teacher Ratio
22:1
21:1
American Indian
n/a
1%
Asian
8%
12%
Hispanic
73%
56%
Black
4%
5%
White
12%
20%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
≥99%
87%
Eligible for Free Lunch
52%
54%
Eligible for Reduced Lunch
17%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Charter Oak High School's ranking?
Charter Oak High School is ranked #3884 out of 9,602 schools, which ranks it among the top 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
25% of students have achieved math proficiency (compared to the 33% CA state average), while 56% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Charter Oak High School?
The graduation rate of Charter Oak High School is 99%, which is higher than the California state average of 87%.
How many students attend Charter Oak High School?
1,299 students attend Charter Oak High School.
What is the racial composition of the student body?
73% of Charter Oak High School students are Hispanic, 12% of students are White, 8% of students are Asian, 4% of students are Black, and 3% of students are Two or more races.
What is the student:teacher ratio of Charter Oak High School?
Charter Oak High School has a student ration of 22:1, which is higher than the California state average of 21:1.
What grades does Charter Oak High School offer ?
Charter Oak High School offers enrollment in grades 9-12
What school district is Charter Oak High School part of?
Charter Oak High School is part of Charter Oak Unified School District.
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