For the 2026 school year, there are 3 public charter schools serving 1,912 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 62% 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-5 | 338 students Student-teacher ratio: 24:1 Minority enrollment: 1%
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 | 1,175 student Student-teacher ratio: 26:1 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 | 399 students Student-teacher ratio: 20:1 Minority enrollment: 56%
92021, California Public Schools (Closed)
School
Location
Quick Facts
165 Roanoke Rd.
El Cajon, CA 92021
(619) 588-3118
El Cajon, CA 92021
(619) 588-3118
Gr: K-6 | 521 students Student-teacher ratio: 21:1 Minority enrollment: 65%
1390 E. Brd.way
El Cajon, CA 92021
(619) 588-3121
El Cajon, CA 92021
(619) 588-3121
Gr: K-8 | 843 students Student-teacher ratio: 27:1 Minority enrollment: 90%
Diego Valley Charter (Closed 2023)
Charter School
511 N. 2nd St.
El Cajon, CA 92021
(619) 870-0608
El Cajon, CA 92021
(619) 870-0608
Gr: K-12 | 455 students Student-teacher ratio: 21:1 Minority enrollment: 59%
Liberty Charter (Closed 2013)
Charter School
1012 East Bradley Ave
El Cajon, CA 92021
(619) 579-7232
El Cajon, CA 92021
(619) 579-7232
Gr: K-12 | 246 students Student-teacher ratio: 16:1 Minority enrollment: 53%
650 Greenfield Dr.
El Cajon, CA 92021
(619) 588-3080
El Cajon, CA 92021
(619) 588-3080
Gr: K-6 | 585 students Student-teacher ratio: 21:1 Minority enrollment: 45%
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 62% of the student body (majority Hispanic), which is less than the California public charter schools average of 75% (majority Hispanic).
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