River Islands High
Public
High Grades 9–12 Charter
Part of River Islands High District
16601 Riptide Way, Lathrop, CA 95330 · (209) 717-6715
Community ratings
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Academic performanceComing soon
State test scores coming soon
Proficiency and other measures from the CA Department of Education report card, shown against the state average.
At a glance
512Students enrolled
19:1Student–teacher ratio
38%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9214
Grade 10173
Grade 11125
Students
Asian · 48%245
Hispanic · 30%153
Black · 11%56
White · 8%41
Native Hawaiian/Pacific Islander · 1%7
American Indian/Alaska Native · 1%5
Two or more races · 1%5
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 3 years
108’22
278’23
512’24
Location
16601 Riptide Way Lathrop
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.