For the 2026 school year, there are 3 public charter schools serving 2,107 students in 92021, CA.
The top-ranked public charter schools in 92021, CA are Kidinnu Academy, Bostonia Global and Diego Valley East Public Charter. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 92021 have an average math proficiency score of 23% (versus the California public charter school average of 32%), and reading proficiency score of 39% (versus the 48% statewide average). Charter schools in 92021, CA have an average ranking of 4/10, which is in the bottom 50% of California public charter schools.
Minority enrollment is 60% of the student body (majority Hispanic), which is less than the California public charter school average of 75% (majority Hispanic).
Best 92021, CA Public Charter Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Kidinnu Academy
Charter School
(Math: 35-39% | Reading: 40-49%)
Rank:
Rank:
6/
Top 50%10
1025 North Second St.
El Cajon, CA 92021
(619) 938-4864
El Cajon, CA 92021
(619) 938-4864
Gr: K-8 | 433 students Student-teacher ratio: 25:1 Minority enrollment: 2%
Rank: #22.
Bostonia Global
Charter School
(Math: 24% | Reading: 41%)
Rank:
Rank:
5/
Bottom 50%10
1390 Broadway
El Cajon, CA 92021
(619) 588-3121
El Cajon, CA 92021
(619) 588-3121
Gr: K-12 | 1,266 students Student-teacher ratio: 23:1 Minority enrollment: 81%
Rank: #33.
Diego Valley East Public Charter
Charter School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
511 North Second St.
El Cajon, CA 92021
(619) 870-0608
El Cajon, CA 92021
(619) 870-0608
Gr: K-12 | 408 students Student-teacher ratio: 23:1 Minority enrollment: 57%
Frequently Asked Questions
What are the top-ranked public charter schools in 92021, CA?
The top-ranked public charter schools in 92021, CA include Kidinnu Academy, Bostonia Global and Diego Valley East Public Charter.
How many public charter schools are located in 92021?
3 public charter schools are located in 92021.
What is the racial composition of students in 92021?
92021 public charter schools minority enrollment is 60% of the student body (majority Hispanic), which is less than the California public charter schools average of 75% (majority Hispanic).
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