For the 2026 school year, there are 5 public schools serving 5,165 students in 91737, CA (there are , serving 660 private students). 89% of all K-12 students in 91737, CA are educated in public schools (compared to the CA state average of 90%).
The top-ranked public schools in 91737, CA are Caryn Elementary School, Los Osos High School and Banyan Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public schools in zipcode 91737 have an average math proficiency score of 53% (versus the California public school average of 34%), and reading proficiency score of 73% (versus the 47% statewide average). Schools in 91737, CA have an average ranking of 9/10, which is in the top 20% of California public schools.
Minority enrollment is 74% of the student body (majority Hispanic), which is less than the California public school average of 80% (majority Hispanic).
Best 91737, CA Public Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Caryn Elementary School
(Math: 73% | Reading: 69%)
Rank:
Rank:
10/
Top 10%10
6290 Sierra Crest View Loop
Rancho Cucamonga, CA 91737
(909) 941-9551
Rancho Cucamonga, CA 91737
(909) 941-9551
Gr: K-5 | 558 students Student-teacher ratio: 24:1 Minority enrollment: 77%
Rank: #22.
Los Osos High School
(Math: 51% | Reading: 81%)
Rank:
Rank:
9/
Top 20%10
6001 Milliken Ave.
Rancho Cucamonga, CA 91737
(909) 477-6900
Rancho Cucamonga, CA 91737
(909) 477-6900
Gr: 9-12 | 2,759 students Student-teacher ratio: 25:1 Minority enrollment: 73%
Rank: #33.
Banyan Elementary School
(Math: 56% | Reading: 73%)
Rank:
Rank:
9/
Top 20%10
10900 Mirador Dr.
Rancho Cucamonga, CA 91737
(909) 484-5080
Rancho Cucamonga, CA 91737
(909) 484-5080
Gr: K-6 | 630 students Student-teacher ratio: 24:1 Minority enrollment: 80%
Rank: #44.
Hermosa Elementary School
(Math: 54% | Reading: 66%)
Rank:
Rank:
9/
Top 20%10
10133 Wilson Ave.
Rancho Cucamonga, CA 91737
(909) 484-5040
Rancho Cucamonga, CA 91737
(909) 484-5040
Gr: K-6 | 530 students Student-teacher ratio: 27:1 Minority enrollment: 72%
Rank: #55.
Vineyard Junior High School
(Math: 44% | Reading: 71%)
Rank:
Rank:
9/
Top 20%10
6440 Mayberry
Rancho Cucamonga, CA 91737
(909) 484-5120
Rancho Cucamonga, CA 91737
(909) 484-5120
Gr: 7-8 | 688 students Student-teacher ratio: 25:1 Minority enrollment: 75%
Frequently Asked Questions
What are the top-ranked public schools in 91737, CA?
The top-ranked public schools in 91737, CA include Caryn Elementary School, Los Osos High School and Banyan Elementary School.
How many public schools are located in 91737?
5 public schools are located in 91737.
What percentage of students in 91737 go to public school?
89% of all K-12 students in 91737 are educated in public schools (compared to the CA state average of 90%).
What is the racial composition of students in 91737?
91737 public schools minority enrollment is 74% of the student body (majority Hispanic), which is less than the California public schools average of 80% (majority Hispanic).
Recent Articles
Year-Round Schooling in 2026: Updated Parent Guide
Explore the latest 2026 data, trends, costs, and parent planning tips in the ongoing debate over year-round schooling vs the traditional calendar.
No Child Left Behind: Past, Present, and Future of U.S. School Policy
Explore how No Child Left Behind evolved into ESSA, what it means for 2025‑26 schooling, and what parents need to know about testing, admissions planning, and funding.
Understanding Public School Fees & Optional Costs Guide
Discover what public school fees are required versus optional, with 2026 updates for parents, students, and educators on budgeting and planning.