Delta Charter High School is located on the outskirts of Tracy, California. DCHS has a student population of about 300. It is a Charter School focused on balancing a mix of both independent study and classroom instruction, and is accredited by the Western Association of Schools and Colleges.
Serving 772 students in grades Kindergarten-12, Delta Charter 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 21% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 36% (which is lower than the California state average of 47%).
The student-teacher ratio of 16:1 is lower than the California state level of 21:1.
Minority enrollment is 70% 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-12
- Enrollment: 772 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 70%
- Graduation Rate: ≥95% (Top 20% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 21% (Btm 50%)
- Reading Proficiency: 36% (Btm 50%)
- Science Proficiency: 18% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Delta Charter ranks among the top 20% of public schools in California for:
Category
Attribute
Graduation Rate
School Overview
Delta Charter's student population of 772 students has declined by 6% over five school years.
The teacher population of 49 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades Kindergarten-12
Total Students
772 students
Total Classroom Teachers
49 teachers
Year Founded
2001
Colors
Green, Silver
School Calendar
School Rankings
Delta Charter 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 Delta Charter is 0.64, 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
#6158 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
21%
34%
Reading/Language Arts Test Scores (% Proficient)
36%
47%
Science Test Scores (% Proficient)
18%
29%
Student-Teacher Ratio
16:1
21:1
American Indian
n/a
1%
Asian
4%
12%
Hispanic
52%
56%
Black
5%
5%
White
30%
20%
Hawaiian
1%
n/a
Two or more races
8%
6%
All Ethnic Groups
Graduation Rate
≥95%
87%
Chronically Absent Students
(22-23)16.2%
27.7%
Eligible for Free Lunch
47%
54%
Eligible for Reduced Lunch
6%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Dragon
Frequently Asked Questions
What is Delta Charter's ranking?
Delta Charter is ranked #6158 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?
21% of students have achieved math proficiency (compared to the 34% CA state average), while 36% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Delta Charter?
The graduation rate of Delta Charter is 95%, which is higher than the California state average of 87%.
How many students attend Delta Charter?
772 students attend Delta Charter.
What is the racial composition of the student body?
52% of Delta Charter students are Hispanic, 30% of students are White, 8% of students are Two or more races, 5% of students are Black, 4% of students are Asian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Delta Charter?
Delta Charter has a student ration of 16:1, which is lower than the California state average of 21:1.
What grades does Delta Charter offer ?
Delta Charter offers enrollment in grades Kindergarten-12
What school district is Delta Charter part of?
Delta Charter is part of New Jerusalem Elementary School District.
School Reviews
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