For the 2026-27 school year, there are 3 public high schools serving 3,375 students in 92021, CA.
The top-ranked public high schools in 92021, CA are Bostonia Global, El Cajon Valley High School and Diego Valley East Public Charter. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high schools in zipcode 92021 have an average math proficiency score of 19% (versus the California public high school average of 28%), and reading proficiency score of 37% (versus the 51% statewide average). High schools in 92021, CA have an average ranking of 4/10, which is in the bottom 50% of California public high schools.
Public high school in zipcode 92021 have a Graduation Rate of 53%, which is less than the California average of 86%.
The school with highest graduation rate is El Cajon Valley High School, with 74% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 69% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).
Best 92021, CA Public High Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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: #22.
El Cajon Valley High School
(Math: 16% | Reading: 34%)
Rank:
Rank:
3/
Bottom 50%10
1035 East Madison Ave.
El Cajon, CA 92021
(619) 407-4711
El Cajon, CA 92021
(619) 407-4711
Gr: 9-12 | 1,701 students Student-teacher ratio: 21:1 Minority enrollment: 63%
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%
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 high schools in 92021, CA?
The top-ranked public high schools in 92021, CA include Bostonia Global, El Cajon Valley High School and Diego Valley East Public Charter.
How many public high schools are located in 92021?
3 public high schools are located in 92021.
What is the racial composition of students in 92021?
92021 public high schools minority enrollment is 69% of the student body (majority Hispanic), which is less than the California public high schools average of 79% (majority Hispanic).
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