For the 2026 school year, there are 8 public elementary schools serving 5,145 students in Diamond Bar, CA. The top-ranked public elementary schools in Diamond Bar, CA are Maple Hill Elementary School, Quail Summit Elementary School and Chaparral Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Diamond Bar, CA public elementary schools have an average math proficiency score of 70% (versus the California public elementary school average of 36%), and reading proficiency score of 75% (versus the 46% statewide average). Elementary schools in Diamond Bar have an average ranking of 10/10, which is in the top 5% of California public elementary schools.
Minority enrollment is 96% of the student body (majority Asian), which is more than the California public elementary school average of 80% (majority Hispanic).
Best Public Elementary Schools in Diamond Bar, CA (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Maple Hill Elementary School
(Math: 86% | Reading: 82%)
Rank:
Rank:
10/
Top 5%10
1350 Maple Hill Rd.
Diamond Bar, CA 91765
(909) 861-6224
Diamond Bar, CA 91765
(909) 861-6224
Gr: K-5 | 556 students Student-teacher ratio: 26:1 Minority enrollment: 97%
Rank: #22.
Quail Summit Elementary School
(Math: 83% | Reading: 79%)
Rank:
Rank:
10/
Top 5%10
23330 East Quail Summit Dr.
Diamond Bar, CA 91765
(909) 861-3004
Diamond Bar, CA 91765
(909) 861-3004
Gr: K-5 | 696 students Student-teacher ratio: 25:1 Minority enrollment: 97%
Rank: #33.
Chaparral Middle School
(Math: 74% | Reading: 80%)
Rank:
Rank:
10/
Top 5%10
1405 South Spruce Tree Dr.
Diamond Bar, CA 91765
(909) 861-6227
Diamond Bar, CA 91765
(909) 861-6227
Gr: 6-8 | 1,349 students Student-teacher ratio: 28:1 Minority enrollment: 96%
Rank: #44.
Pantera Elementary School
(Math: 74% | Reading: 78%)
Rank:
Rank:
10/
Top 10%10
801 Pantera Dr.
Diamond Bar, CA 91765
(909) 397-4475
Diamond Bar, CA 91765
(909) 397-4475
Gr: K-6 | 512 students Student-teacher ratio: 23:1 Minority enrollment: 95%
Rank: #55.
Evergreen Elementary School
(Math: 69% | Reading: 74%)
Rank:
Rank:
10/
Top 10%10
2450 South Evergreen Springs
Diamond Bar, CA 91765
(909) 594-1041
Diamond Bar, CA 91765
(909) 594-1041
Gr: K-5 | 709 students Student-teacher ratio: 25:1 Minority enrollment: 97%
Rank: #66.
Castle Rock Elementary School
(Math: 69% | Reading: 71%)
Rank:
Rank:
10/
Top 10%10
2975 Castle Rock Rd.
Diamond Bar, CA 91765
(909) 598-5006
Diamond Bar, CA 91765
(909) 598-5006
Gr: K-5 | 684 students Student-teacher ratio: 26:1 Minority enrollment: 97%
Rank: #77.
Armstrong Elementary School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
22750 Beaverhead Dr.
Diamond Bar, CA 91765
(909) 397-4563
Diamond Bar, CA 91765
(909) 397-4563
Gr: K-6 | 251 students Student-teacher ratio: 18:1 Minority enrollment: 90%
Rank: #88.
Golden Springs Elementary School
(Math: 32% | Reading: 45-49%)
Rank:
Rank:
6/
Top 50%10
245 South Ballena Dr.
Diamond Bar, CA 91765
(909) 397-4596
Diamond Bar, CA 91765
(909) 397-4596
Gr: K-6 | 388 students Student-teacher ratio: 24:1 Minority enrollment: 94%
Frequently Asked Questions
What are the top-ranked public elementary schools in Diamond Bar, CA?
The top-ranked public elementary schools in Diamond Bar, CA include Maple Hill Elementary School, Quail Summit Elementary School and Chaparral Middle School. Diamond Bar has one of the highest concentrations of top-ranked public schools in California.
How many public elementary schools are located in Diamond Bar?
8 public elementary schools are located in Diamond Bar.
What is the racial composition of students in Diamond Bar?
Diamond Bar public elementary schools minority enrollment is 96% of the student body (majority Asian), which is more than the California public elementary schools average of 80% (majority Hispanic).
Which public elementary schools in Diamond Bar are often viewed compared to one another?
Popular comparisons of public elementary schools in Diamond Bar include: Maple Hill Elementary School vs. Quail Summit Elementary School, Quail Summit Elementary School vs. Maple Hill Elementary School, Pantera Elementary School vs. Quail Summit Elementary School
Recent Articles
Media Literacy as a Core Skill: How to Tell if a School Teaches It Well
Learn how to evaluate whether a public school teaches media literacy effectively, from fact-checking and source evaluation to digital citizenship and critical thinking.
Screen Time, Paper Learning, and the New Back-to-Basics Debate
Explore why some public schools are reducing screen time, bringing back paper learning, and rethinking the balance between technology and traditional instruction.
Student Data, AI Tools, and Privacy: Questions to Ask Your District
Learn how public schools use AI, protect student data, and the key privacy questions every parent should ask their school district in 2026.