District overview
At a glance
Source years shown below
Reported students
512
NCES CCD 2024–25, where reported
Open schools
1
NCES preliminary directory 2025–26
Student–teacher ratio
18.6:1
Calculated from NCES 2024–25 enrollment and teacher FTE
Spending per pupil
$21,222
Current expenditure · FY 2023 F-33
Instruction per pupil
$15,269
Calculated from FY 2023 F-33
Grades served
09–12
NCES preliminary directory 2025–26
District interpretation
What the numbers say about River Islands High District
River Islands High District operates 1 current public-school records serving grades 09–12 in Lathrop, California. NCES reports 512 students and 27.57 classroom teacher FTE for 2024–25.
By reported enrollment, the district ranks 969 of 2014 California districts with data. That position describes scale only—it does not say whether individual schools are a good fit for a particular student.
FY 2023 finance records show $21,222 in current expenditure per pupil and $15,269 per pupil assigned to instruction. This places reported current spending 380 of 1893 districts in California. Local wages, transportation, special education, facilities, and district responsibilities all affect this comparison.
Student context
Needs schools plan for
- English learners
- Not reported
- Students with disabilities (IDEA)
- Not reported
- Classroom teachers (FTE)
- 27.57
- Current expenditure (FY 2023)
- $2,292,000
Context measures describe who a district serves and its resources. They are not negative rating inputs.
River Islands High District location
Lathrop, California · 37.8098, -121.3530. This is the NCES EDGE district-office point, not an attendance boundary.
Open exact point in OpenStreetMap →Student demographics
Race and ethnicity share of reported enrollment
- White8%
- Hispanic29.9%
- Black10.9%
- Asian47.9%
- American Indian / Alaska Native1%
- Native Hawaiian / Pacific Islander1.4%
- Multiracial1%
Race/ethnicity: NCES CCD 2024–25 where reported, otherwise CRDC 2021–22. English learner and disability context: CRDC 2021–22. Totals can differ due to rounding or source privacy rules.
Interactive campus directory
Explore schools in River Islands High District
1 current directory entries
Filter by school level or name, then sort by enrollment or reported student–teacher ratio.
Showing 1 of 1 schools
| School | Level | Grades | Students | Ratio |
|---|---|---|---|---|
| River Islands High Charter | High | 09–12 | 512 | 18.6:1 |