For the 2026 school year, there are 4 private high schools serving 627 students in Antioch, CA.
The top-ranked private high school in Antioch, CA is Cornerstone Christian School.
75% of private high schools in Antioch, CA are religiously affiliated (most commonly Assembly of God and Baptist).
Top-Ranked Antioch Private High Schools (2026)
School
Location
Quick Facts
Cornerstone Christian School
(Assembly of God)
1745 E 18th St
Antioch, CA 94509
(925) 779-2000
Antioch, CA 94509
(925) 779-2000
Gr: PK-12 | 491 students
Antioch Christian Academy
(Assembly of God)
1509 Monterey Dr
Antioch, CA 94509
(925) 776-4160
Antioch, CA 94509
(925) 776-4160
Gr: 1-11 | 6 students Tuition listed
5200 Heidorn Ranch Road
Antioch, CA 94531
(925) 778-2234
Antioch, CA 94531
(925) 778-2234
Gr: K-12 | 73 students Avg. class size: 15 students Sports: 2 Tuition listed
Spectrum Center- Antioch Campus
Special Education School
800 Gary Ave
Antioch, CA 94509
(925) 779-7520
Antioch, CA 94509
(925) 779-7520
Gr: K-12 | 57 students Tuition listed
Antioch, California Private Schools (Closed)
School
Location
Quick Facts
La Cheim School (Closed 2014)
Special Education School
1413 F St Portable One
Antioch, CA 94509
(925) 777-1133
Antioch, CA 94509
(925) 777-1133
Gr: 7-11 | 19 students
Paideig Academy (Closed 2019)
(Christian)
330 Worrell Road
Antioch, CA 94509
(925) 813-5845
Antioch, CA 94509
(925) 813-5845
Gr: 1-11 | 15 students Tuition listed
Overview
This Town (Antioch)
This State (CA)
# Schools
4 Schools
Student Body:
# Students
627 Students
275,208 Students
% Average Students of Color
58%
49%
Academics and Faculty:
# Teachers
57 Teachers
26,866 Teachers
Average Student-Teacher Ratio
11:1
10:1
Average Class Size
15 students
15 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$12,250
$23,316
Average Endowment Size
$60 million
$30.35 million
Students by Ethnicity:
Diversity Score
0.77
0.73
# American Indian Students
n/a
1,844 Students
% American Indian Students
n/a
1%
# Asian Students
48 Students
35,016 Students
% Asian Students
6%
13%
# Hispanic Students
143 Students
43,318 Students
% Hispanic Students
20%
16%
# Black Students
169 Students
15,939 Students
% Black Students
23%
6%
# White Students
254 Students
115,884 Students
% White Students
35%
44%
# Hawaiian Students
5 Students
2,957 Students
% Hawaiian Students
1%
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
107 Students
49,002 Students
% of Others Students
15%
19%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Sports
2 sports
10 sports
Frequently Asked Questions
What are the top-ranked private high schools in Antioch, CA?
The top-ranked private high schools in Antioch, CA is Cornerstone Christian School.
How many private high schools are located in Antioch?
4 private high schools are located in Antioch.
What percentage of private high schools are religiously affiliated in Antioch?
75% of private high schools in Antioch are religiously affiliated (most commonly Assembly of God and Baptist).
Recent Articles
Financial Aid 101 for Private School Families 2026
Guide to private school financial aid in 2026, with current costs, key planning timelines and practical steps parents need to maximize aid options.
Why Extracurricular Activities Matter in 2026
Discover why extracurricular activities remain essential in 2026, with updated research, costs, and admissions insights for parents and students.
How to Appeal for Financial Aid After Admission
Learn how to appeal for financial aid after admission to a private school, with expert steps, timelines, and 2026 updates for families.