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River Islands High District School District

School District · Lathrop, California

Students: 278
Teachers (FTE): 15

Schools

1

1 high

Enrollment

278

Student-Teacher Ratio

18.5:1

How this district compares

Per-pupil spending

$21,222

+$3,575 vs California median

District size

278 students

Smaller than California median

About River Islands High District

River Islands High District is a Lathrop, California school district serving 1 schools.The district educates 278 students with a student-teacher ratio of 18.5:1. District-level spending was $21,222 per student in fiscal year 2023 (NCES F-33).

In standardized testing, River Islands High District students show an average math proficiency of 31.8% and ELA proficiency of 52.7%.

The district includes 1 high school.

District Map

Schools in River Islands High District, colored by MySchoolScout rank. Click a pin for details.

District Average Test Scores

Math Proficiency31.8%
School
State
Not reported
ELA Proficiency52.7%
School
State
Not reported

Average proficiency across all schools in River Islands High District with test data.

Schools in River Islands High District

1 schools

District Details

State
California
City
Lathrop
Total Enrollment
278
Teachers (FTE)
15
District spending per student
$21,222NCES F-33 · FY 2023 · This annual source is three years behind the current year.
Child poverty rate
The source release did not match this district identifier.Census SAIPE · 2024
District directory year
2023

Frequently Asked Questions

How many schools are in River Islands High District?

River Islands High District has 1 schools in total — 1 high schools. You can explore each school's ratings and details on this page.

What is the average rating for River Islands High District?

Academic rating data for River Islands High District is currently being processed. Check back soon for the district's average rating.

What is the district spending per student in River Islands High District?

River Islands High District's district-level spending was $21,222 per student in fiscal year 2023, according to NCES F-33. This is district context, not an individual-school expense.

What is the student-teacher ratio in River Islands High District?

The average student-teacher ratio in River Islands High District is 18.5:1.

What is the top-rated school in River Islands High District?

School ratings for River Islands High District are still being calculated. Check back soon.

What are the test scores in River Islands High District?

Across schools in River Islands High District with test data, the average math proficiency is 31.8% and the average ELA (reading/writing) proficiency is 52.7%. These figures represent the percentage of students meeting or exceeding grade-level standards.

How does MySchoolScout rate schools?

MySchoolScout ratings blend student growth, poverty-adjusted academic performance, and learning environment — plus college readiness for high schools. Weights vary by school level, and equity data is shown for context without being factored into the score. Learn more about our rating system on our methodology page.

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

Other School Districts in CA

Compare River Islands High District with neighboring districts in the state.

See all districts in CA →

Data from NCES Common Core of Data, California Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.

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