Castro Valley Unified School District

4400 Alma Ave.
Castro Valley, CA 94546-0146
(District boundaries shown in map)
10/
10
Top 10%

Top Rankings

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

Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 20%)
Graduation Rate
Highest graduation rate (Top 5%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 12 public elementary schools serving 6,564 students in Castro Valley Unified School District. This district's average elementary testing ranking is 10/10, which is in the top 10% of public elementary schools in California.
Public Elementary Schools in Castro Valley Unified School District have an average math proficiency score of 59% (versus the California public elementary school average of 36%), and reading proficiency score of 67% (versus the 46% statewide average).
Minority enrollment is 82% of the student body (majority Asian), which is more than the California public elementary school average of 80% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
16 Schools
7,677 Schools
# Students
9,548 Students
3,817,118 Students
# Teachers
416 Teachers
173,969 Teachers
Student-Teacher Ratio
23:1
23:1

Student By Grade

District Rank

Castro Valley Unified School District, which is ranked #158 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 95% has stayed relatively flat over five school years.
This School District
State Average (CA)
#161 out of 1932 school districts
(Top 10%)
58%
34%
68%
47%
50%
29%
95%
87%

Students by Ethnicity:

0.74
0.64
% American Indian
n/a
n/a
% Asian
38%
12%
% Hispanic
25%
56%
% Black
4%
5%
% White
19%
20%
% Hawaiian
n/a
n/a
% Two or more races
14%
7%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $16,915 in this school district is less than the state median of $20,100. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $17,461 is less than the state median of $18,511. The school district spending/student has declined by 10% over four school years.
This School District
This State (CA)
Total Revenue
$162 MM
$116,387 MM
Spending
$167 MM
$107,188 MM
Revenue / Student
$16,915
$20,100
Spending / Student
$17,461
$18,511

Best Castro Valley Unified School District Public Elementary Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Jensen Ranch Elementary School
(Math: 75-79% | Reading: 85-89%)
Rank:
10/
10
Top 5%
20001 Carson Ln.
Castro Valley, CA 94546
(510) 537-6365
Gr: K-5 | 373 students Student-teacher ratio: 23:1 Minority enrollment: 86%
Rank: #22.
Vannoy Elementary School
(Math: 70-74% | Reading: 75-79%)
Rank:
10/
10
Top 10%
5100 Vannoy
Castro Valley, CA 94546
(510) 537-1832
Gr: K-5 | 536 students Student-teacher ratio: 24:1 Minority enrollment: 79%
Rank: #33.
Proctor Elementary School
(Math: 75% | Reading: 75%)
Rank:
10/
10
Top 10%
17520 Redwood Rd.
Castro Valley, CA 94546
(510) 537-0630
Gr: K-5 | 613 students Student-teacher ratio: 25:1 Minority enrollment: 78%
Rank: #44.
Independent Elementary School
(Math: 64% | Reading: 75%)
Rank:
10/
10
Top 10%
21201 Independent School Rd.
Castro Valley, CA 94546
(510) 537-9558
Gr: K-5 | 662 students Student-teacher ratio: 25:1 Minority enrollment: 84%
Rank: #55.
Chabot Elementary School
(Math: 68% | Reading: 71%)
Rank:
10/
10
Top 10%
19104 Lake Chabot Rd.
Castro Valley, CA 94546
(510) 537-2342
Gr: K-5 | 496 students Student-teacher ratio: 24:1 Minority enrollment: 80%
Rank: #66.
Marshall Elementary School
(Math: 66% | Reading: 67%)
Rank:
9/
10
Top 20%
20111 Marshall St.
Castro Valley, CA 94546
(510) 537-2431
Gr: K-5 | 515 students Student-teacher ratio: 25:1 Minority enrollment: 86%
Rank: #77.
Creekside Middle School
(Math: 65% | Reading: 66%)
Rank:
9/
10
Top 20%
19722 Center St.
Castro Valley, CA 94546
(510) 247-0665
Gr: 6-8 | 754 students Student-teacher ratio: 20:1 Minority enrollment: 82%
Rank: #88.
Castro Valley Elementary School
(Math: 58% | Reading: 60%)
Rank:
9/
10
Top 20%
20185 San Miguel Ave.
Castro Valley, CA 94546
(510) 537-1919
Gr: K-5 | 502 students Student-teacher ratio: 24:1 Minority enrollment: 85%
Rank: #99.
Palomares Elementary School
(Math: 50-59% | Reading: 60-64%)
Rank:
9/
10
Top 20%
6395 Palo Verde Rd.
Castro Valley, CA 94546
(510) 582-4207
Gr: K-5 | 135 students Student-teacher ratio: 23:1 Minority enrollment: 78%
Rank: #1010.
Stanton Elementary School
(Math: 55% | Reading: 56%)
Rank:
8/
10
Top 30%
2644 Somerset Ave.
Castro Valley, CA 94546
(510) 727-9192
Gr: K-5 | 515 students Student-teacher ratio: 23:1 Minority enrollment: 84%
Rank: #1111.
Canyon Middle School
(Math: 46% | Reading: 63%)
Rank:
8/
10
Top 30%
19600 Cull Canyon Rd.
Castro Valley, CA 94546
(510) 538-8833
Gr: 6-8 | 1,418 students Student-teacher ratio: 23:1 Minority enrollment: 83%
Rank: #1212.
Castro Valley Virtual Academy
(Math: 21-39% | Reading: 60-64%)
Rank:
7/
10
Top 50%
18400 Clifton Way
Castro Valley, CA 94546
(510) 537-3193
Gr: K-12 | 45 students Student-teacher ratio: 11:1 Minority enrollment: 75%

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Quick Facts (2026)

  • District size: 16 schools
  • Grades: K-12
  • Enrollment: 9,548 students
  • Student-Teacher Ratio: 23:1
  • Minority Enrollment: 81%
  • : 95% (Top 5% in CA)
  • : Top 10%
  • : 58% (Top 10%)
  • : 68% (Top 20%)
  • : 50% (Top 20%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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