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 125 students in grades Kindergarten-12, Delta Keys 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 ≤10% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 11-19% (which is lower than the California state average of 47%).
The student:teacher ratio of 21:1 is equal to the California state level of 21:1.
Minority enrollment is 88% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: Kindergarten-12
- Enrollment: 125 students
- Student:Teacher Ratio: 21:1
- Minority Enrollment: 88%
- Graduation Rate: 50-54% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤10% (Btm 50%)
- Reading Proficiency: 11-19% (Btm 50%)
- Science Proficiency: 6-9% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Delta Keys Charter ranks among the top 20% of public schools in California for:
Category
Attribute
Community Size
School Overview
Delta Keys Charter's student population of 125 students has declined by 37% over five school years.
The teacher population of 6 teachers has grown by 100% over five school years.
School Type
Grades Offered
Grades Kindergarten-12
Total Students
125 students
Gender %
Total Classroom Teachers
6 teachers
Year Founded
2001
Colors
Green, Silver
School Rankings
Delta Keys Charter ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Delta Keys Charter is 0.52, 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
#9052 out of 9602 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤10%
33%
Reading/Language Arts Test Scores (% Proficient)
11-19%
47%
Science Test Scores (% Proficient)
6-9%
29%
Student : Teacher Ratio
21:1
21:1
American Indian
n/a
1%
Asian
3%
12%
Hispanic
68%
56%
Black
6%
5%
White
12%
20%
Hawaiian
2%
n/a
Two or more races
9%
6%
All Ethnic Groups
Graduation Rate
50-54%
87%
Eligible for Free Lunch
67%
54%
Eligible for Reduced Lunch
9%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Dragon
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Delta Keys Charter's ranking?
Delta Keys Charter is ranked #9052 out of 9,602 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?
≤10% of students have achieved math proficiency (compared to the 33% CA state average), while 11-19% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Delta Keys Charter?
The graduation rate of Delta Keys Charter is 50-54%, which is lower than the California state average of 87%.
How many students attend Delta Keys Charter?
125 students attend Delta Keys Charter.
What is the racial composition of the student body?
68% of Delta Keys Charter students are Hispanic, 12% of students are White, 9% of students are Two or more races, 6% of students are Black, 3% of students are Asian, and 2% of students are Hawaiian.
What is the student:teacher ratio of Delta Keys Charter?
Delta Keys Charter has a student ration of 21:1, which is equal to the California state average of 21:1.
What grades does Delta Keys Charter offer ?
Delta Keys Charter offers enrollment in grades Kindergarten-12
What school district is Delta Keys Charter part of?
Delta Keys Charter is part of New Jerusalem Elementary School District.
School Reviews
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