Calvary Preparatory Academy-Online Photo - Providing excellence in online education since 2009, CPA offers a fully online, Christian education for students from kindergarten through 12th grade leading to completion of an accredited high school diploma. Calvary Prep Academy is accredited in grades 7-12 by WASC (Western Association of Schools & Colleges) and offers NCAA and University of California "a-g" approved courses.

Best San Marcos Private High Schools (2026)

For the 2026 school year, there are 4 private high schools serving 802 students in San Marcos, CA.
The top-ranked private high schools in San Marcos, CA include Teri, Inc. The Country School, Calvary Preparatory Academy-Online, and St. Joseph Academy.
The average acceptance rate is 25%, which is lower than the California private high school average acceptance rate of 78%.
75% of private high schools in San Marcos, CA are religiously affiliated (most commonly Christian and Catholic).

Top-Ranked San Marcos Private High Schools (2026)

School
Location
Quick Facts
Calvary Preparatory Academy-Online
Calvary Preparatory Academy-Online Photo - Providing excellence in online education since 2009, CPA offers a fully online, Christian education for students from kindergarten through 12th grade leading to completion of an accredited high school diploma. Calvary Prep Academy is accredited in grades 7-12 by WASC (Western Association of Schools & Colleges) and offers NCAA and University of California "a-g" approved courses.
(Christian)
(22)
1740 La Costa Meadows Dr. Suite 105
San Marcos, CA 92078
(760) 410-8283
Gr: K-12 | 348 students Avg. class size: 15 students Extracurrculars: 12 Tuition listed
St. Joseph Academy
(Catholic)
(4)
500 Las Flores Dr
San Marcos, CA 92078
(760) 305-8505
Gr: K-12 | 351 students Tuition listed
Teri, Inc. The Country School
Special Education School
1145 Lin Da Vista Dr Ste 105
San Marcos, CA 92078
(760) 331-9116
Gr: 6-12 | 21 students Avg. class size: 12 students Tuition & acceptance rate listed
North County Christian School
(Christian)
979 Woodland Prkw Ste 101-59
San Marcos, CA 92069
(760) 737-7115
Gr: 1-12 | 82 students

Overview

This Town (San Marcos)
This State (CA)
# Schools
4 Schools

Student Body:

# Students
802 Students
275,208 Students
% Average Students of Color
49%
49%

Academics and Faculty:

# Teachers
94 Teachers
26,866 Teachers
Average Student-Teacher Ratio
9:1
10:1
Average Class Size
14 students
15 students
Average Number of AP Courses
5 courses
15 courses

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$20,317
$23,316
Average Summer Program Cost
$400
$1,500
Average Acceptance Rate
25%
78%

Students by Ethnicity:

0.63
0.73
# American Indian Students
7 Students
1,844 Students
% American Indian Students
2%
1%
# Asian Students
49 Students
35,016 Students
% Asian Students
11%
13%
# Hispanic Students
147 Students
43,318 Students
% Hispanic Students
32%
16%
# Black Students
14 Students
15,939 Students
% Black Students
3%
6%
# White Students
238 Students
115,884 Students
% White Students
51%
44%
# Hawaiian Students
7 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
n/a
49,002 Students
% of Others Students
n/a
19%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
12 extracurriculars
14 extracurriculars

Frequently Asked Questions

What are the top-ranked private high schools in San Marcos, CA?
The top-ranked private high schools in San Marcos, CA include Teri, Inc. The Country School, Calvary Preparatory Academy-Online, and St. Joseph Academy.
How many private high schools are located in San Marcos?
4 private high schools are located in San Marcos.
What percentage of private high schools are religiously affiliated in San Marcos?
75% of private high schools in San Marcos are religiously affiliated (most commonly Christian and Catholic).
Which private high schools in San Marcos are often viewed compared to one another?
Popular comparisons of private high schools in San Marcos include: North County Christian School vs. Calvary Preparatory Academy-Online

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