Calla High School is an alternative high school located in Manteca, California. Previously labeled as a continuation school due to its past of accepting expelled students, now Calla High School only accepts valid students of Manteca Unified School District.
Serving 140 students in grades 9-12, Calla High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤5% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 15-19% (which is lower than the California state average of 47%).
The student-teacher ratio of 12:1 is lower than the California state level of 21:1.
Minority enrollment is 84% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 9-12
- Enrollment: 140 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 84%
- Graduation Rate: 85-89% (Top 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤5% (Btm 50%)
- Reading Proficiency: 15-19% (Btm 50%)
- Science Proficiency: ≤5% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Calla High School ranks among the top 20% of public schools in California for:
Category
Attribute
Community Size
Student Attention
School Overview
Calla High School's student population of 140 students has grown by 7% over five school years.
The teacher population of 12 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
140 students
Total Classroom Teachers
12 teachers
School Calendar
School Motto
Every student works to achieve grade level standards, feels safe and is supported to realize individual success.
School Rankings
Calla High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Calla High School is 0.55, which is less 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
#9251 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤5%
34%
Reading/Language Arts Test Scores (% Proficient)
15-19%
47%
Science Test Scores (% Proficient)
≤5%
29%
Student-Teacher Ratio
12:1
21:1
American Indian
1%
1%
Asian
6%
12%
Hispanic
65%
56%
Black
7%
5%
White
16%
20%
Hawaiian
1%
n/a
Two or more races
4%
6%
All Ethnic Groups
Graduation Rate
85-89%
87%
Chronically Absent Students
(22-23)80%
27.7%
Eligible for Free Lunch
69%
54%
Eligible for Reduced Lunch
5%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Calla High School's ranking?
Calla High School is ranked #9251 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
≤5% of students have achieved math proficiency (compared to the 34% CA state average), while 15-19% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Calla High School?
The graduation rate of Calla High School is 85-89%, which is lower than the California state average of 87%.
How many students attend Calla High School?
140 students attend Calla High School.
What is the racial composition of the student body?
65% of Calla High School students are Hispanic, 16% of students are White, 7% of students are Black, 6% of students are Asian, 4% of students are Two or more races, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Calla High School?
Calla High School has a student ration of 12:1, which is lower than the California state average of 21:1.
What grades does Calla High School offer ?
Calla High School offers enrollment in grades 9-12
What school district is Calla High School part of?
Calla High School is part of Manteca Unified School District.
School Reviews
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