Charter Oak Unified School District

20240 E. Cienega Ave.
Covina, CA 91724-1227
(District boundaries shown in map)
7/
10
Top 50%

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 is 1 public charter school serving 1,299 students in Charter Oak Unified School District. This district's average charter testing ranking is 7/10, which is in the top 50% of public charter schools in California.
Public Charter School in Charter Oak Unified School District have an average math proficiency score of 25% (versus the California public charter school average of 31%), and reading proficiency score of 56% (versus the 48% statewide average).
Minority enrollment is 88% of the student body (majority Hispanic), which is more than the California public charter school average of 75% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
10 Schools
1,300 Schools
# Students
4,235 Students
711,386 Students
# Teachers
191 Teachers
31,388 Teachers
Student : Teacher Ratio
22:1
22:1

District Rank

Charter Oak Unified School District, which is ranked #624 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 97% has increased from 93% over five school years.
This School District
State Average (CA)
#641 out of 1941 school districts
(Top 50%)
This chart displays the overall district rank of Charter Oak Unified  School District, with the latest 2021-22 school year data.
36%
33%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of Charter Oak Unified  School District and the percentage of public school students that scored at or above 'proficient' levels in Math of California by year, with the latest 2021-22 school year data.
49%
47%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Charter Oak Unified  School District 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 2021-22 school year data.
24%
29%
97%
87%
This chart displays public school graduation rate of Charter Oak Unified  School District and public school graduation rate of California by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.43
0.65
# American Indian Students
19 Students
3,137 Students
% American Indian Students
1%
1%
# Asian Students
308 Students
49,250 Students
% Asian Students
7%
7%
# Hispanic Students
3,149 Students
378,755 Students
% Hispanic Students
74%
53%
# Black Students
109 Students
48,500 Students
% Black Students
3%
7%
# White Students
510 Students
176,738 Students
% White Students
12%
25%
# Hawaiian Students
4 Students
2,385 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
131 Students
48,230 Students
% of Two or more races Students
3%
7%

Students by Grade:

# Students in PK Grade:
-
83
# Students in K Grade:
383
60,517
# Students in 1st Grade:
274
46,070
# Students in 2nd Grade:
273
47,155
# Students in 3rd Grade:
289
46,520
# Students in 4th Grade:
326
46,583
# Students in 5th Grade:
293
46,919
# Students in 6th Grade:
327
54,274
# Students in 7th Grade:
300
57,837
# Students in 8th Grade:
336
57,970
# Students in 9th Grade:
339
70,272
# Students in 10th Grade:
374
64,790
# Students in 11th Grade:
361
57,670
# Students in 12th Grade:
360
54,726
# Ungraded Students:
-
-

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.
This School District
This State (CA)
Total Revenue
$70 MM
$116,387 MM
This chart displays total revenue of Charter Oak Unified  School District and median value from total revenues of all school districts in California by year, with the latest 2020-21 school year data.
Spending
$67 MM
$107,188 MM
This chart displays total spending of Charter Oak Unified  School District and median value from total spendings of all school districts in California by year, with the latest 2020-21 school year data.
Revenue / Student
$16,544
$19,974
This chart displays average revenue per public school student in Charter Oak Unified  School District and average revenue per public school student of all school districts in California by year, with the latest 2020-21 school year data.
Spending / Student
$15,883
$18,396
This chart displays average spending per public school student in Charter Oak Unified  School District and average spending per public school student of all school districts in California by year, with the latest 2020-21 school year data.

Best Charter Oak Unified School District Public Charter Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Charter Oak High School
Charter School
(Math: 25% | Reading: 56%)
Rank:
6/
10
Top 50%
1430 East Covina Blvd.
Covina, CA 91724
(626) 915-5841
Grades: 9-12
| 1,299 students

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Quick Stats (2025)

  • District size: 10 schools
  • Grades: KG-12
  • Enrollment: 4,235 students
  • Student:Teacher Ratio: 22:1
  • Minority Enrollment: 88%
  • : 97% (Top 5% in CA)
  • : Top 50%
  • : 36% (Top 50%)
  • : 49% (Top 50%)
  • : 24% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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