For the 2025 school year, there are 9 private schools serving 1,200 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 schools in Castro Valley, CA include Our Lady Of Grace Catholic School and Redwood Christian Elementary School.
The average acceptance rate is 93%, which is higher than the California private school average acceptance rate of 84%.
Top Ranked Castro Valley Private Schools (2025)
School
Location
Grades
Students
Our Lady Of Grace Catholic School![Our Lady Of Grace Catholic School Photo Our Lady Of Grace Catholic School Photo]()

(Catholic)
3427 Somerset Avenue
Castro Valley, CA 94546
(510) 581-3155
Castro Valley, CA 94546
(510) 581-3155
Grades: PK-8
| 207 students
Redwood Christian Elementary School![Redwood Christian Elementary School Photo - Friendships that last a lifetime are made at Redwood Christian Elementary School. Redwood Christian Elementary School Photo - Friendships that last a lifetime are made at Redwood Christian Elementary School.]()

(Christian)
19300 Redwood Road
Castro Valley, CA 94546
(510) 889-7526
Castro Valley, CA 94546
(510) 889-7526
Grades: PK-5
| 660 students
Early Bird Montessori School
Montessori School
4779 Heyer Ave
Castro Valley, CA 94546
(510) 538-7631
Castro Valley, CA 94546
(510) 538-7631
Grades: PK-K
| 30 students
2490 Grove Way
Castro Valley, CA 94546
(510) 581-5088
Castro Valley, CA 94546
(510) 581-5088
Grades: NS
| 108 students
2330 Pomar Vista Avenue
Castro Valley, CA 94546
(510) 317-8627
Castro Valley, CA 94546
(510) 317-8627
Grades: PK-5
| 142 students
The Montessori Giving Tree
Montessori School
1914 Grove Way
Castro Valley, CA 94546
(510) 282-8375
Castro Valley, CA 94546
(510) 282-8375
Grades: K-8
| 14 students
Montessori School At Five Canyons
Montessori School
22781 Canyon Ct
Castro Valley, CA 94552
(510) 581-3729
Castro Valley, CA 94552
(510) 581-3729
Grades: K
| 6 students
Saybrook Learning Center
Daycare / Preschool
20375 Wisteria St
Castro Valley, CA 94546
(510) 581-2340
Castro Valley, CA 94546
(510) 581-2340
Grades: NS-PK
| 12 students
Sterling West San Francisco Campus
(Christian)
19234 Lake Chabot Rd
Castro Valley, CA 94546
(510) 247-9235
Castro Valley, CA 94546
(510) 247-9235
Grades: 3-11
| 21 students
Castro Valley, California Private Schools (Closed)
School
Location
Grades
Students
Bright World Pre-school (Closed 2021)
Daycare / Preschool (Assembly of God)
20613 Stanton Avenue
Castro Valley, CA 94546
(510) 581-1580
Castro Valley, CA 94546
(510) 581-1580
Grades: PK-K
| 39 students
Frequently Asked Questions
What are the top ranked private schools in Castro Valley, CA?
The top ranked private schools in Castro Valley, CA include Our Lady Of Grace Catholic School and 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 53% 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?
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 School
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