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Walnut Valley Unified School District (2026) - Diamond Bar, CA

Walnut Valley Unified School District

880 South Lemon Ave.
Walnut, CA 91789-2931
(District boundaries shown in map)
10/
10
Top 5%

Top Rankings

Walnut Valley Unified School District ranks among the top 20% of public school district in California for:

Category
Attribute
Overall Rank
Highest overall rank (Top 5%)
Math Proficiency
Highest math proficiency (Top 5%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 5%)
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 3 public middle schools serving 3,518 students in Walnut Valley Unified School District. This district's average middle testing ranking is 10/10, which is in the top 5% of public middle schools in California.
Public Middle Schools in Walnut Valley Unified School District have an average math proficiency score of 70% (versus the California public middle school average of 32%), and reading proficiency score of 77% (versus the 46% statewide average).
The top-ranked public middle schools in Walnut Valley Unified School District are Chaparral Middle School, South Pointe Middle School and Suzanne Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking. Minority enrollment is 97% of the student body (majority Asian), which is more than the California public middle school average of 78% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
15 Schools
3,469 Schools
# Students
13,992 Students
1,858,621 Students
# Teachers
554 Teachers
88,118 Teachers
Student-Teacher Ratio
25:1
25:1

Student By Grade

District Rank

Walnut Valley Unified School District, which is ranked #59 of all 1,904 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 97% has decreased from 98% over five school years.
This School District
State Average (CA)
#62 out of 1932 school districts
(Top 5%)
71%
34%
76%
47%
57%
29%
97%
87%

Students by Ethnicity:

0.47
0.64
% American Indian
n/a
1%
% Asian
70%
11%
% Hispanic
21%
55%
% Black
1%
5%
% White
4%
22%
% Hawaiian
n/a
n/a
% Two or more races
4%
6%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $14,210 in this school district is less than the state median of $20,100. The school district revenue/student has grown by 9% over four school years.
The school district's spending/student of $14,506 is less than the state median of $18,511. The school district spending/student has grown by 10% over four school years.
This School District
This State (CA)
Total Revenue
$199 MM
$116,387 MM
Spending
$203 MM
$107,188 MM
Revenue / Student
$14,210
$20,100
Spending / Student
$14,506
$18,511

Best Walnut Valley Unified School District Public Middle Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Chaparral Middle School
(Math: 74% | Reading: 80%)
Rank:
10/
10
Top 5%
1405 South Spruce Tree Dr.
Diamond Bar, CA 91765
(909) 861-6227
Gr: 6-8 | 1,349 student Student-teacher ratio: 28:1 Minority enrollment: 96%
Rank: #22.
South Pointe Middle School
(Math: 75% | Reading: 78%)
Rank:
10/
10
Top 5%
20671 Larkstone Dr.
Walnut, CA 91789
(909) 595-8171
Gr: 6-8 | 979 students Student-teacher ratio: 26:1 Minority enrollment: 98%
Rank: #33.
Suzanne Middle School
(Math: 62% | Reading: 72%)
Rank:
9/
10
Top 20%
525 Suzanne Rd.
Walnut, CA 91789
(909) 594-1657
Gr: 6-8 | 1,190 student Student-teacher ratio: 26:1 Minority enrollment: 96%

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Quick Facts (2026)

  • District size: 15 schools
  • Grades: K-12
  • Enrollment: 13,992 students
  • Student-Teacher Ratio: 25:1
  • Minority Enrollment: 97%
  • : 97% (Top 5% in CA)
  • : Top 5%
  • : 71% (Top 5%)
  • : 76% (Top 5%)
  • : 57% (Top 5%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Quick Links


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