For the 2026 school year, there are 5 public schools serving 2,447 students in Altadena, CA (there are 11 private schools, serving 1,351 private students). 64% of all K-12 students in Altadena, CA are educated in public schools (compared to the CA state average of 90%).
The top-ranked public schools in Altadena, CA are Odyssey Charter, Ocs - South and Mary W. Jackson Steam Multilingual Magnet Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Altadena, CA public schools have an average math proficiency score of 40% (versus the California public school average of 34%), and reading proficiency score of 44% (versus the 47% statewide average). Schools in Altadena have an average ranking of 7/10, which is in the top 50% of California public schools.
Minority enrollment is 74% of the student body (majority Hispanic), which is less than the California public school average of 80% (majority Hispanic).
Best Public Schools in Altadena, CA (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Odyssey Charter
Charter School
(Math: 66% | Reading: 72%)
Rank:
Rank:
10/
Top 10%10
725 West Altadena Dr.
Altadena, CA 91001
(626) 229-0993
Altadena, CA 91001
(626) 229-0993
Gr: K-8 | 463 students Student-teacher ratio: 26:1 Minority enrollment: 55%
Rank: #22.
Ocs - South
Charter School
(Math: 60-64% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
119 West Palm St.
Altadena, CA 91001
(626) 209-5635
Altadena, CA 91001
(626) 209-5635
Gr: K-8 | 392 students Student-teacher ratio: 20:1 Minority enrollment: 66%
Rank: #33.
Mary W. Jackson Steam Multilingual Magnet Elementary School
Magnet School
(Math: 38% | Reading: 42%)
Rank:
Rank:
6/
Top 50%10
593 West Woodbury Rd.
Altadena, CA 91001
(626) 396-5700
Altadena, CA 91001
(626) 396-5700
Gr: K-5 | 658 students Student-teacher ratio: 24:1 Minority enrollment: 85%
Rank: #44.
Altadena Elementary School
(Math: 35-39% | Reading: 35-39%)
Rank:
Rank:
6/
Top 50%10
743 East Calaveras St.
Altadena, CA 91001
(626) 396-5650
Altadena, CA 91001
(626) 396-5650
Gr: K-5 | 527 students Student-teacher ratio: 23:1 Minority enrollment: 73%
Rank: #55.
Charles W. Eliot Middle School
(Math: 15% | Reading: 26%)
Rank:
Rank:
2/
Bottom 50%10
2184 North Lake Ave.
Altadena, CA 91001
(626) 396-5680
Altadena, CA 91001
(626) 396-5680
Gr: 6-8 | 407 students Student-teacher ratio: 17:1 Minority enrollment: 87%
Frequently Asked Questions
What are the top-ranked public schools in Altadena, CA?
The top-ranked public schools in Altadena, CA include Odyssey Charter, Ocs - South and Mary W. Jackson Steam Multilingual Magnet Elementary School.
How many public schools are located in Altadena?
5 public schools are located in Altadena.
What percentage of students in Altadena go to public school?
64% of all K-12 students in Altadena are educated in public schools (compared to the CA state average of 90%).
What is the racial composition of students in Altadena?
Altadena public schools minority enrollment is 74% of the student body (majority Hispanic), which is less than the California public schools average of 80% (majority Hispanic).
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