Top Rankings
Charter Oak Unified School District ranks among the top 20% of public school district in California for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 4 public high schools serving 1,502 students in Charter Oak Unified School District. This district's average high testing ranking is 7/10, which is in the top 50% of public high schools in California.
Public High Schools in Charter Oak Unified School District have an average math proficiency score of 25% (versus the California public high school average of 28%), and reading proficiency score of 51% (versus the 51% statewide average).
Public High School in Charter Oak Unified School District have a Graduation Rate of 94%, which is more than the California average of 86%.
The school with highest graduation rate is Charter Oak High School, with 96% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 87% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
10 Schools
2,817 Schools
# Students
4,235 Students
2,139,525 Students
# Teachers
191 Teachers
100,737 Teachers
Student-Teacher Ratio
22:1
22:1
Student By Grade
District Rank
Charter Oak Unified School District, which is ranked #608 of all 1,910 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 95% has decreased from 96% over five school years.
Overall District Rank
#587 out of 1932 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
38%
34%
Reading/Language Arts Test Scores (% Proficient)
49%
47%
Science Test Scores (% Proficient)
24%
29%
Graduation Rate
95%
87%
Students by Ethnicity:
Diversity Score
0.43
0.63
% American Indian
1%
1%
% Asian
7%
11%
% Hispanic
74%
56%
% Black
3%
5%
% White
12%
22%
% Hawaiian
n/a
n/a
% Two or more races
3%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $16,544 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $15,883 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$70 MM
$116,387 MM
Spending
$67 MM
$107,188 MM
Revenue / Student
$16,544
$19,974
Spending / Student
$15,883
$18,396
Best Charter Oak Unified School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Bridges Community Day
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
1505 South Sunflower Ave.
Glendora, CA 91740
(626) 914-3961
Glendora, CA 91740
(626) 914-3961
Gr: 7-12 | 14 students Student-teacher ratio: 7:1 Minority enrollment: 86%
Rank: #22.
Charter Oak High School
Charter School
(Math: 30% | Reading: 56%)
Rank:
Rank:
7/
Top 50%10
1430 East Covina Blvd.
Covina, CA 91724
(626) 915-5841
Covina, CA 91724
(626) 915-5841
Gr: 9-12 | 1,299 student Student-teacher ratio: 22:1 Minority enrollment: 88%
Rank: #33.
Oak Knoll Alternative
Alternative School
(Math: 10-14% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
1505 South Sunflower Ave.
Glendora, CA 91740
(626) 852-7972
Glendora, CA 91740
(626) 852-7972
Gr: K-12 | 112 students Student-teacher ratio: 22:1 Minority enrollment: 80%
Rank: #44.
Arrow High (Continuation School)
Alternative School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
1/
Bottom 50%10
1505 South Sunflower Ave.
Glendora, CA 91740
(626) 914-3961
Glendora, CA 91740
(626) 914-3961
Gr: 9-12 | 77 students Student-teacher ratio: 11:1 Minority enrollment: 89%
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