River Islands High School serves 278 students in grades 9-12.
The student:teacher ratio of 17:1 is lower than the California state level of 21:1.
Minority enrollment is 89% of the student body (majority Asian and Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 278 students
- Student:Teacher Ratio: 17:1
- Minority Enrollment: 89%
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
River Islands High School ranks among the top 20% of public schools in California for:
Category
Attribute
Diversity
Community Size
Student Attention
School Overview
River Islands High School's student population of 278 students has grown by 157% over five school years.
The teacher population of 16 teachers has grown by 77% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
278 students
Gender %
Total Classroom Teachers
16 teachers
School Rankings
The diversity score of River Islands High School is 0.72, 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.
Student : Teacher Ratio
17:1
21:1
American Indian
1%
1%
Asian
39%
12%
Hispanic
33%
56%
Black
7%
5%
White
11%
20%
Hawaiian
2%
n/a
Two or more races
7%
6%
All Ethnic Groups
Eligible for Free Lunch
36%
54%
Eligible for Reduced Lunch
7%
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
How many students attend River Islands High School?
278 students attend River Islands High School.
What is the racial composition of the student body?
39% of River Islands High School students are Asian, 33% of students are Hispanic, 11% of students are White, 7% of students are Black, 7% of students are Two or more races, 2% of students are Hawaiian, and 1% of students are American Indian.
What is the student:teacher ratio of River Islands High School?
River Islands High School has a student ration of 17:1, which is lower than the California state average of 21:1.
What grades does River Islands High School offer ?
River Islands High School offers enrollment in grades 9-12
What school district is River Islands High School part of?
River Islands High School is part of River Islands High School District.
School Reviews
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