Serving 392 students in grades Kindergarten-8, Ocs - South ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 60-64% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 55-59% (which is higher than the California state average of 47%).
The student-teacher ratio of 20:1 is lower than the California state level of 21:1.
Minority enrollment is 66% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: Kindergarten-8
- Enrollment: 392 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 66%
- Overall Testing Rank: Top 20% in CA
- Math Proficiency: 60-64% (Top 20%)
- Reading Proficiency: 55-59% (Top 30%)
- Science Proficiency: 40-49% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Ocs - South ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Diversity
School Overview
Ocs - South's student population of 392 students has grown by 46% over five school years.
The teacher population of 20 teachers has grown by 66% over five school years.
School Type
Grades Offered
Grades Kindergarten-8
Total Students
392 students
Total Classroom Teachers
20 teachers
School Rankings
Ocs - South ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Ocs - South is 0.73, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1681 out of 9523 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
60-64%
34%
Reading/Language Arts Test Scores (% Proficient)
55-59%
47%
Science Test Scores (% Proficient)
40-49%
29%
Student-Teacher Ratio
20:1
21:1
American Indian
n/a
1%
Asian
10%
12%
Hispanic
35%
56%
Black
7%
5%
White
34%
20%
Hawaiian
n/a
n/a
Two or more races
14%
6%
All Ethnic Groups
Eligible for Free Lunch
25%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Ocs - South's ranking?
Ocs - South is ranked #1681 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
60-64% of students have achieved math proficiency (compared to the 34% CA state average), while 55-59% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Ocs - South?
392 students attend Ocs - South.
What is the racial composition of the student body?
35% of Ocs - South students are Hispanic, 34% of students are White, 14% of students are Two or more races, 10% of students are Asian, and 7% of students are Black.
What is the student-teacher ratio of Ocs - South?
Ocs - South has a student ration of 20:1, which is lower than the California state average of 21:1.
What grades does Ocs - South offer ?
Ocs - South offers enrollment in grades Kindergarten-8
What school district is Ocs - South part of?
Ocs - South is part of Ocs - South School District.
In what neighborhood is Ocs - South located?
Ocs - South is located in the North Central neighborhood of Altadena, CA.
School Reviews
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