Top Rankings
Mueller Charter (Robert L.) School District ranks among the top 20% of public school district in California for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 10%)
For the 2025 school year, there is 1 public school serving 1,555 students in Mueller Charter (Robert L.) School District. This district's average testing ranking is 7/10, which is in the top 50% of public schools in California.
Public School in Mueller Charter (Robert L.) School District have an average math proficiency score of 31% (versus the California public school average of 33%), and reading proficiency score of 49% (versus the 47% statewide average).
Minority enrollment is 96% of the student body (majority Hispanic), which is more than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
1 School
10,369 Schools
# Students
1,555 Students
5,826,838 Students
# Teachers
69 Teachers
268,018 Teachers
Student : Teacher Ratio
23:1
23:1
Student By Grade
District Rank
Mueller Charter (Robert L.) School District, which is ranked #725 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 95% has stayed relatively flat over five school years.
Overall District Rank
#723 out of 1941 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
31%
33%
Reading/Language Arts Test Scores (% Proficient)
49%
47%
Science Test Scores (% Proficient)
26%
29%
Graduation Rate
≥95%
87%
Students by Ethnicity:
Diversity Score
0.16
0.63
% American Indian
n/a
1%
% Asian
2%
12%
% Hispanic
91%
56%
% Black
1%
5%
% White
4%
20%
% Hawaiian
n/a
n/a
% Two or more races
2%
6%
All Ethnic Groups
Best Mueller Charter (Robert L.) School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Mueller Charter (Robert L.)
Charter School
(Math: 31% | Reading: 49%)
Rank:
Rank:
6/
Top 50%10
715 I St.
Chula Vista, CA 91910
(619) 422-6192
Chula Vista, CA 91910
(619) 422-6192
Grades: K-12
| 1,555 students
Frequently Asked Questions
How many schools belong to Mueller Charter (Robert L.) School District?
Mueller Charter (Robert L.) School District manages 1 public schools serving 1,555 students.
What is the rank of Mueller Charter (Robert L.) School District?
Mueller Charter (Robert L.) School District is ranked #725 out of 1,925 school districts in California (top 50%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of California school districts for: Highest graduation rate (Top 10%)
What is the racial composition of students in Mueller Charter (Robert L.) School District?
91% of Mueller Charter (Robert L.) School District students are Hispanic, 4% of students are White, 2% of students are Asian, 2% of students are Two or more races, and 1% of students are Black.
What is the student/teacher ratio of Mueller Charter (Robert L.) School District?
Mueller Charter (Robert L.) School District has a student/teacher ratio of 23:1, which is higher than the California state average of 22:1.
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