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 12 public elementary schools serving 9,093 students in Walnut Valley Unified School District. This district's average elementary testing ranking is 10/10, which is in the top 5% of public elementary schools in California.
Public Elementary Schools in Walnut Valley Unified School District have an average math proficiency score of 71% (versus the California public elementary school average of 35%), and reading proficiency score of 75% (versus the 45% statewide average).
The top ranked public elementary 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. Minority enrollment is 96% of the student body (majority Asian), which is more than the California public elementary school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
15 Schools
7,700 Schools
# Students
13,807 Students
3,822,920 Students
# Teachers
547 Teachers
174,000 Teachers
Student : Teacher Ratio
25:1
25:1
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
0.64
# American Indian Students
3 Students
16,785 Students
% American Indian Students
n/a
1%
# Asian Students
9,488 Students
454,357 Students
% Asian Students
69%
12%
# Hispanic Students
2,948 Students
2,114,366 Students
% Hispanic Students
21%
55%
# Black Students
151 Students
189,461 Students
% Black Students
1%
5%
# White Students
568 Students
787,389 Students
% White Students
4%
21%
# Hawaiian Students
53 Students
15,077 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
594 Students
240,557 Students
% of Two or more races Students
4%
6%
Students by Grade:
# Students in PK Grade:
-
83
# Students in K Grade:
961
519,574
# Students in 1st Grade:
847
396,601
# Students in 2nd Grade:
906
414,466
# Students in 3rd Grade:
962
416,628
# Students in 4th Grade:
998
426,360
# Students in 5th Grade:
1,094
430,582
# Students in 6th Grade:
1,130
432,936
# Students in 7th Grade:
1,119
312,207
# Students in 8th Grade:
1,076
312,649
# Students in 9th Grade:
1,115
44,929
# Students in 10th Grade:
1,192
37,487
# Students in 11th Grade:
1,208
37,249
# Students in 12th Grade:
1,199
41,169
# Ungraded Students:
-
-
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 Elementary 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.
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: #88.
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: #99.
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: #1010.
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: #1111.
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: #1212.
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
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