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Best California Private Schools (2025-26)

For the 2025-26 school year, there are 3,931 private schools serving 667,312 students in California (there are 10,369 public schools, serving 5,826,818 students). 10% of all K-12 students in California attend private schools (compared to the national average of 10%).
The average private school tuition is $17,399 for elementary schools and $23,280 for high schools (view national tuition averages).
The top-ranked private schools in California include The Webb Schools, BASIS Independent Silicon Valley, and Castilleja School.
The average acceptance rate is 80% (view national acceptance rates). Minority enrollment is 51% and the student-teacher ratio is 12:1.
48% of schools are religiously affiliated, with most being Catholic or Christian.

Top Ranked California Private Schools by County (2025-26)

County
# Schools
# Students
% of K-12 Students in Private Schools
224
35,085
13%
12
1,385
4%
35
6,631
3%
40
6,525
3%
1,140
193,594
13%
49
8,609
22%
16
2,131
3%
24
4,530
20%
408
74,225
15%
37
4,514
6%
151
24,916
6%
307
52,378
10%
117
21,905
20%
264
59,970
21%
14
2,063
7%
32
4,477
7%
62
6,540
9%
16
2,919
3%
93
24,418
14%
17
1,409
5%

Frequently Asked Questions

What are the top ranked private schools in California?
The top-ranked private schools in California include The Webb Schools, BASIS Independent Silicon Valley, and Castilleja School.
How many private schools are located in California?
There are 3,931 private schools are located in California.
How much do private schools cost in California?
The average private school tuition in California is $17,399 for elementary schools and $23,280 for high schools
How diverse are private schools in California?
Approximately 51% of students in California private schools are minority students (compared to the national percentage).
What percentage of students in California go to private school?
10% of all K-12 students in California attend private schools (compared to the national average of 10%).
What percentage of private schools are religiously affiliated in California?
48% of private schools in California are religiously affiliated, with most being Catholic or Christian.
Which private schools in California are often viewed compared to one another?

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