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 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 15 public schools serving 13,807 students in Walnut Valley Unified School District. This district's average testing ranking is 10/10, which is in the top 5% of public schools in California.
Public Schools in Walnut Valley Unified School District have an average math proficiency score of 70% (versus the California public school average of 33%), and reading proficiency score of 76% (versus the 47% statewide average).
The top ranked public schools in Walnut Valley Unified School District are Maple Hill Elementary School, Leonard G. Westhoff Elementary School and Quail Summit Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking. Walnut Valley Unified School District has one of the highest concentrations of top ranked public schools in California.
Minority enrollment is 96% of the student body (majority Asian), which is more than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
15 Schools
10,369 Schools
# Students
13,807 Students
5,826,838 Students
# Teachers
547 Teachers
268,018 Teachers
Student : Teacher Ratio
25:1
25:1
Student By Grade
District Rank
Walnut Valley Unified School District, which is ranked #64 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 98% has increased from 97% over five school years.
Overall District Rank
#65 out of 1941 school districts
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
70%
33%
Reading/Language Arts Test Scores (% Proficient)
76%
47%
Science Test Scores (% Proficient)
57%
29%
Graduation Rate
98%
87%
Students by Ethnicity:
Diversity Score
0.48
0.63
% American Indian
n/a
1%
% Asian
69%
12%
% Hispanic
21%
56%
% Black
1%
5%
% White
4%
20%
% Hawaiian
1%
n/a
% Two or more races
4%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $14,401 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $14,700 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$199 MM
$116,387 MM
Spending
$203 MM
$107,188 MM
Revenue / Student
$14,401
$19,974
Spending / Student
$14,700
$18,396
Best Walnut Valley Unified School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Maple Hill Elementary School
(Math: 81% | 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
Grades: K-5
| 561 students
Rank: #22.
Leonard G. Westhoff Elementary School
(Math: 79% | Reading: 77%)
Rank:
Rank:
10/
Top 5%10
1323 Country Hollow
Walnut, CA 91789
(909) 594-6483
Walnut, CA 91789
(909) 594-6483
Grades: K-5
| 659 students
Rank: #33.
Quail Summit Elementary School
(Math: 76% | 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
Grades: K-5
| 718 students
Rank: #44.
Chaparral Middle School
(Math: 73% | 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
Grades: 6-8
| 1,204 students
Rank: #55.
Walnut Elementary School
(Math: 75% | Reading: 77%)
Rank:
Rank:
10/
Top 5%10
841 South Glenwick
Walnut, CA 91789
(909) 594-1820
Walnut, CA 91789
(909) 594-1820
Grades: K-5
| 699 students
Rank: #66.
South Pointe Middle School
(Math: 73% | Reading: 78%)
Rank:
Rank:
10/
Top 5%10
20671 Larkstone Dr.
Walnut, CA 91789
(909) 595-8171
Walnut, CA 91789
(909) 595-8171
Grades: 6-8
| 949 students
Rank: #77.
Diamond Bar High School
(Math: 70% | Reading: 78%)
Rank:
Rank:
10/
Top 10%10
21400 Pathfinder Rd.
Diamond Bar, CA 91765
(909) 594-1405
Diamond Bar, CA 91765
(909) 594-1405
Grades: 9-12
| 2,532 students
Rank: #88.
Evergreen Elementary School
(Math: 73% | 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
Grades: K-5
| 717 students
Rank: #99.
Walnut High School
(Math: 61% | Reading: 80%)
Rank:
Rank:
10/
Top 10%10
400 North Pierre Rd.
Walnut, CA 91789
(909) 594-1333
Walnut, CA 91789
(909) 594-1333
Grades: 9-12
| 2,138 students
Rank: #1010.
Castle Rock Elementary School
(Math: 71% | 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
Grades: K-5
| 691 students
Rank: #1111.
Cyrus J. Morris Elementary School
(Math: 68% | Reading: 70%)
Rank:
Rank:
10/
Top 10%10
19875 East Calle Baja
Walnut, CA 91789
(909) 594-0053
Walnut, CA 91789
(909) 594-0053
Grades: K-5
| 483 students
Rank: #1212.
Suzanne Middle School
(Math: 62% | Reading: 72%)
Rank:
Rank:
10/
Top 10%10
525 Suzanne Rd.
Walnut, CA 91789
(909) 594-1657
Walnut, CA 91789
(909) 594-1657
Grades: 6-8
| 1,172 students
Rank: #1313.
Collegewood Elementary School
(Math: 67% | Reading: 70%)
Rank:
Rank:
9/
Top 20%10
20725 East Collegewood Dr.
Walnut, CA 91789
(909) 598-5308
Walnut, CA 91789
(909) 598-5308
Grades: K-5
| 604 students
Rank: #1414.
Vejar Elementary School
(Math: 65% | Reading: 65%)
Rank:
Rank:
9/
Top 20%10
20222 Vejar Rd.
Walnut, CA 91789
(909) 594-1434
Walnut, CA 91789
(909) 594-1434
Grades: K-5
| 636 students
Rank: #1515.
Ron Hockwalt Academies (Continuation School)
Alternative School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
3/
Bottom 50%10
476 South Lemon Ave.
Walnut, CA 91789
(909) 594-0776
Walnut, CA 91789
(909) 594-0776
Grades: 9-12
| 44 students
Frequently Asked Questions
How many schools belong to Walnut Valley Unified School District?
Walnut Valley Unified School District manages 15 public schools serving 13,807 students.
What is the rank of Walnut Valley Unified School District?
Walnut Valley Unified School District is ranked #64 out of 1,925 school districts in California (top 5%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of California school districts for: Highest overall rank (Top 5%), Highest math proficiency (Top 5%), Highest reading/language arts proficiency (Top 5%), Highest science proficiency (Top 5%), Highest graduation rate (Top 1%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in Walnut Valley Unified School District?
69% of Walnut Valley Unified School District students are Asian, 21% of students are Hispanic, 4% of students are White, 4% of students are Two or more races, 1% of students are Black, and 1% of students are Hawaiian.
What is the student/teacher ratio of Walnut Valley Unified School District?
Walnut Valley Unified School District has a student/teacher ratio of 25:1, which is higher than the California state average of 22:1.
What is Walnut Valley Unified School District's spending/student ratio?
The school district's spending/student of $14,700 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
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