Our Lady Of Grace Catholic School Photo

Best Castro Valley Private Schools (2026)

For the 2026 school year, there are 9 private schools serving 1,147 students in Castro Valley, CA (there are 16 public schools, serving 9,471 public students). 11% of all K-12 students in Castro Valley, CA are educated in private schools (compared to the CA state average of 10%).
The top-ranked private school in Castro Valley, CA is Redwood Christian Elementary School.
The average acceptance rate is 95%, which is higher than the California private school average acceptance rate of 81%.
44% of private schools in Castro Valley, CA are religiously affiliated (most commonly Christian and Catholic).

Top-Ranked Castro Valley Private Schools (2026)

School
Location
Quick Facts
Redwood Christian Elementary School
Redwood Christian Elementary School Photo - Joyful learning starts here!
(Christian)
19300 Redwood Road
Castro Valley, CA 94546
(510) 889-7526
Gr: PK-12 | 635 students Avg. class size: 22 students Sports: 13 | Extracurrculars: 9 Tuition & acceptance rate listed
Early Bird Montessori School
Montessori School
4779 Heyer Ave
Castro Valley, CA 94546
(510) 538-7631
Gr: PK-K | 30 students
His Growing Grove
His Growing Grove Photo
Daycare / Preschool (Presbyterian)
(1)
2490 Grove Way
Castro Valley, CA 94546
(510) 581-5088
Gr: NS | 108 students Tuition listed
2330 Pomar Vista Avenue
Castro Valley, CA 94546
(510) 317-8627
Gr: PK-5 | 114 students Avg. class size: 16 students Sports: 4 | Extracurrculars: 10 Tuition & acceptance rate listed
The Montessori Giving Tree
Montessori School
1914 Grove Way
Castro Valley, CA 94546
(510) 282-8375
Gr: K-8 | 14 students
Montessori School At Five Canyons
Montessori School
22781 Canyon Ct
Castro Valley, CA 94552
(510) 581-3729
Gr: K | 6 students
Our Lady Of Grace Catholic School
Our Lady Of Grace Catholic School Photo
(Catholic)
3427 Somerset Avenue
Castro Valley, CA 94546
(510) 581-3155
Gr: PK-8 | 207 students Sports: 2 Tuition & acceptance rate listed
Saybrook Learning Center
Daycare / Preschool
20375 Wisteria St
Castro Valley, CA 94546
(510) 581-2340
Gr: NS-PK | 12 students
Sterling West San Francisco Campus
(Christian)
19234 Lake Chabot Rd
Castro Valley, CA 94546
(510) 247-9235
Gr: 3-11 | 21 students
[+] Show Closed Private Schools in Castro Valley, California

Castro Valley, California Private Schools (Closed)

School
Location
Quick Facts
Bright World Pre-school (Closed 2021)
Daycare / Preschool (Assembly of God)
20613 Stanton Avenue
Castro Valley, CA 94546
(510) 581-1580
Gr: PK-K | 39 students

Overview

This Town (Castro Valley)
This State (CA)
# Schools
9 Schools

Student Body:

# Students
1,147 Students
665,722 Students
% Average Students of Color
61%
51%

Academics and Faculty:

# Teachers
146 Teachers
55,562 Teachers
Average Student-Teacher Ratio
8:1
12:1
% Average Faculty w/Advanced Degree
52%
59%
Average Class Size
19 students
17 students
Average Number of AP Courses
9 courses
15 courses

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$11,675
$18,024
Average Summer Program Cost
$1,138
$1,043
Average % on Financial Aid
42%
29%
Average Acceptance Rate
95%
81%

Students by Ethnicity:

0.72
0.74
# American Indian Students
63 Students
3,584 Students
% American Indian Students
5%
n/a
# Asian Students
83 Students
72,174 Students
% Asian Students
7%
11%
# Hispanic Students
152 Students
104,627 Students
% Hispanic Students
13%
16%
# Black Students
70 Students
30,466 Students
% Black Students
6%
5%
# White Students
288 Students
236,488 Students
% White Students
24%
37%
# Hawaiian Students
3 Students
5,515 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
531 Students
190,072 Students
% of Others Students
45%
30%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
10 extracurriculars
9 extracurriculars
Average Number of Sports
6 sports
7 sports

Frequently Asked Questions

What are the top-ranked private schools in Castro Valley, CA?
The top-ranked private schools in Castro Valley, CA is Redwood Christian Elementary School.
How many private schools are located in Castro Valley?
9 private schools are located in Castro Valley.
How diverse are private schools in Castro Valley?
Castro Valley private schools are approximately 61% minority students, which is higher than the California private school average of 51%.
What percentage of students in Castro Valley go to private school?
11% of all K-12 students in Castro Valley are educated in private schools (compared to the CA state average of 10%).
What percentage of private schools are religiously affiliated in Castro Valley?
44% of private schools in Castro Valley are religiously affiliated (most commonly Christian and Catholic).
Which private schools in Castro Valley are often viewed compared to one another?
Popular comparisons of private schools in Castro Valley include: Early Bird Montessori School vs. Mission Hills Elementary School

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