Serving 228 students in grades Kindergarten-12, Delta Charter Online 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 10-14% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is lower than the California state average of 47%).
The student-teacher ratio of 29:1 is higher than the California state level of 21:1.
Minority enrollment is 75% 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: 228 students
- Student-Teacher Ratio: 29:1
- Minority Enrollment: 75%
- Graduation Rate: 90-94% (Top 30% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 10-14% (Btm 50%)
- Reading Proficiency: 35-39% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
<Â鶹¹û¶³´«Ã½ class="so-dt-title" id="top-rankings">Top Rankings
Delta Charter Online ranks among the top 20% of public schools in California for:
Category
Attribute
Community Size
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="overview">School Overview <Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-rankings">School Rankings
Delta Charter Online's student population of 228 students has grown by 5% over five school years.
The teacher population of 8 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades Kindergarten-12
Total Students
228 students
Gender %
Total Classroom Teachers
8 teachers
Delta Charter Online 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 Online 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
#7013 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
10-14%
34%
Reading/Language Arts Test Scores (% Proficient)
35-39%
47%
Science Test Scores (% Proficient)
10-14%
29%
Student-Teacher Ratio
29:1
21:1
American Indian
n/a
1%
Asian
9%
12%
Hispanic
53%
56%
Black
2%
5%
White
25%
20%
Hawaiian
1%
n/a
Two or more races
10%
6%
All Ethnic Groups
Graduation Rate
90-94%
87%
Eligible for Free Lunch
49%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id='faq'>Frequently Asked Questions What is Delta Charter Online's ranking?
Delta Charter Online is ranked #7013 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?
10-14% of students have achieved math proficiency (compared to the 34% CA state average), while 35-39% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Delta Charter Online?
The graduation rate of Delta Charter Online is 90-94%, which is higher than the California state average of 87%.
How many students attend Delta Charter Online?
228 students attend Delta Charter Online.
What is the racial composition of the student body?
53% of Delta Charter Online students are Hispanic, 25% of students are White, 10% of students are Two or more races, 9% of students are Asian, 2% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Delta Charter Online?
Delta Charter Online has a student ration of 29:1, which is higher than the California state average of 21:1.
What grades does Delta Charter Online offer ?
Delta Charter Online offers enrollment in grades Kindergarten-12
What school district is Delta Charter Online part of?
Delta Charter Online is part of New Jerusalem Elementary School District.
School ReviewsReview Delta Charter Online. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
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Review Delta Charter Online. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
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