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Public School Review - Established 2003

Best 95330 California Public High Schools (2026)

For the 2026 school year, there are 4 public high schools serving 2,405 students in 95330, CA.
The top-ranked public high schools in 95330, CA are Lathrop High School, Delta Charter Online and Delta Keys Charter. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high schools in zipcode 95330 have an average math proficiency score of 19% (versus the California public high school average of 28%), and reading proficiency score of 52% (versus the 51% statewide average). High schools in 95330, CA have an average ranking of 5/10, which is in the bottom 50% of California public high schools.
Public high school in zipcode 95330 have a Graduation Rate of 84%, which is less than the California average of 86%.
The school with highest graduation rate is Delta Charter Online, with 90-94% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 89% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).

Best 95330, CA Public High Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lathrop High School
(Math: 22% | Reading: 60%)
Rank:
6/
10
Top 50%
647 Spartan Way
Lathrop, CA 95330
(209) 938-6350
Gr: 9-12 | 1,486 students Student-teacher ratio: 22:1 Minority enrollment: 91%
Rank: #22.
Delta Charter Online
Charter School
(Math: 10-14% | Reading: 35-39%)
Rank:
3/
10
Bottom 50%
31400 South Koster Rd.
Lathrop, CA 95330
(209) 830-6363
Gr: K-12 | 282 students Student-teacher ratio: 24:1 Minority enrollment: 74%
Rank: #33.
Delta Keys Charter
Charter School
(Math: ≤10% | Reading: 11-19%)
Rank:
1/
10
Bottom 50%
31400 South Koster Rd.
Lathrop, CA 95330
(209) 830-6363
Gr: K-12 | 125 students Student-teacher ratio: 18:1 Minority enrollment: 86%
Rank: n/an/a
River Islands High School
Charter School
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

What are the top-ranked public high schools in 95330, CA?
The top-ranked public high schools in 95330, CA include Lathrop High School, Delta Charter Online and Delta Keys Charter.
How many public high schools are located in 95330?
4 public high schools are located in 95330.
What is the racial composition of students in 95330?
95330 public high schools minority enrollment is 89% of the student body (majority Hispanic), which is more than the California public high schools average of 79% (majority Hispanic).

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