Serving 116 students in grades 9-12, 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 ≤20% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 21-39% (which is lower than the California state average of 47%).
The student:teacher ratio of 13:1 is lower than the California state level of 21:1.
Minority enrollment is 38% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 116 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 38%
- Graduation Rate: 80-89% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤20% (Btm 50%)
- Reading Proficiency: 21-39% (Btm 50%)
- Science Proficiency: 20-29% (Top 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
Community Size
Student Attention
School Overview
Delta Charter's student population of 116 students has declined by 5% over five school years.
The teacher population of 9 teachers has grown by 28% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
116 students
Gender %
Total Classroom Teachers
9 teachers
School Calendar
School Rankings
Delta 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 Charter is 0.53, 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
#6794 out of 9602 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤20%
33%
Reading/Language Arts Test Scores (% Proficient)
21-39%
47%
Science Test Scores (% Proficient)
20-29%
29%
Student : Teacher Ratio
13:1
21:1
American Indian
1%
1%
Asian
2%
12%
Hispanic
30%
56%
Black
2%
5%
White
62%
20%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
80-89%
87%
Eligible for Free Lunch
34%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Delta Charter's ranking?
Delta Charter is ranked #6794 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Delta Charter often compared to?
Delta Charteris often viewed alongside schools like Aptos High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
≤20% of students have achieved math proficiency (compared to the 33% CA state average), while 21-39% 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 80-89%, which is lower than the California state average of 87%.
How many students attend Delta Charter?
116 students attend Delta Charter.
What is the racial composition of the student body?
62% of Delta Charter students are White, 30% of students are Hispanic, 3% of students are Two or more races, 2% of students are Asian, 2% of students are Black, and 1% of students are American Indian.
What is the student:teacher ratio of Delta Charter?
Delta Charter has a student ration of 13:1, which is lower than the California state average of 21:1.
What grades does Delta Charter offer ?
Delta Charter offers enrollment in grades 9-12
What school district is Delta Charter part of?
Delta Charter is part of Santa Cruz City High School District.
School Reviews
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