River Islands High School District

2760 Penrose Ln.
Lathrop, CA 95330

Top Rankings

River Islands High School District ranks among the top 20% of public school district in California for:

Category
Attribute
Diversity
Most diverse schools (Top 1%)
For the 2026 school year, there is 1 public school serving 512 students in River Islands High School District.
Public Schools in River Islands High School District have a diversity score of 0.67, which is more than the California public school average of 0.63.
Minority enrollment is 92% of the student body (majority Asian), which is more than the California public school average of 80% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
1 School
10,334 Schools
# Students
512 Students
5,790,262 Students
# Teachers
28 Teachers
267,580 Teachers
Student-Teacher Ratio
18:1
18:1

Student By Grade

Students by Ethnicity:

0.67
0.63
% American Indian
1%
1%
% Asian
48%
12%
% Hispanic
30%
56%
% Black
11%
5%
% White
8%
20%
% Hawaiian
1%
n/a
% Two or more races
1%
6%
All Ethnic Groups

Best River Islands High School District Public Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: n/an/a
16601 Riptide Way
Lathrop, CA 95330
(209) 717-6715
Gr: 9-12 | 512 students Student-teacher ratio: 18:1 Minority enrollment: 92%

Frequently Asked Questions

How many schools belong to River Islands High School District?
River Islands High School District manages 1 public schools serving 512 students.
What is the racial composition of students in River Islands High School District?
48% of River Islands High School District students are Asian, 30% of students are Hispanic, 11% of students are Black, 8% of students are White, 1% of students are American Indian, 1% of students are Hawaiian, and 1% of students are Two or more races.
What is the student/teacher ratio of River Islands High School District?
River Islands High School District has a student/teacher ratio of 18:1, which is lower than the California state average of 22:1.

Recent Articles

What Rising E-Bike and Traffic Concerns Mean for School Commutes
What Rising E-Bike and Traffic Concerns Mean for School Commutes
Discover how rising e-bike use and increasing traffic are changing school commutes, and what parents should evaluate before choosing a public school.
School Safety Beyond Lockdowns: What Parents Should Review
School Safety Beyond Lockdowns: What Parents Should Review
Learn how to evaluate a public school's safety beyond lockdown drills, including school climate, emergency planning, mental health support, and communication.
How to Judge Special Education Capacity Before You Enroll
How to Judge Special Education Capacity Before You Enroll
Learn how to evaluate a public school's special education capacity before enrolling your child, from staffing and IEP implementation to inclusion and support services.

Quick Facts (2026)

  • District size: 1 school
  • Grades: 09-12
  • Enrollment: 512 students
  • Student-Teacher Ratio: 18:1
  • Minority Enrollment: 92%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Quick Links