The average private school in California has 179 students (2025).
The largest private school in California is Mother Of Divine Grace School with 6,206 students.
School Size Range: 1,242
6,206
Avg. School Size: 1,810
Largest California Private Schools (2025)
School
# Students
Grades
Location
Rank: #11.
Mother Of Divine Grace School![Mother Of Divine Grace School Photo]( "Mother Of Divine Grace School Photo")
(Catholic)
Students: 6,206
Grades: PK-12
407 Bryant Cir Ste C
Ojai, CA 93023
(805) 646-5818
Ojai, CA 93023
(805) 646-5818
Rank: #2 - 32. - 3.
Students: 3,710
Grades: NS-8
2800 West Bayshore Road
Palo Alto, CA 94303
(650) 424-1267
Palo Alto, CA 94303
(650) 424-1267
Rank: #2 - 32. - 3.
HeadsUp! Montessori Preschool - Palo Alto![HeadsUp! Montessori Preschool - Palo Alto Photo - Year-round, full-day program for children 0-6]( "HeadsUp! Montessori Preschool - Palo Alto Photo - Year-round, full-day program for children 0-6")
Montessori School
Students: 3,710
Grades: NS
2800 West Bayshore Road
Palo Alto, CA 94303
(650) 424-1221
Palo Alto, CA 94303
(650) 424-1221
Rank: #44.
Students: 2,210
Grades: K-12
302 El Paseo Road
Ojai, CA 93023
(866) 702-4777
Ojai, CA 93023
(866) 702-4777
Rank: #55.
Mater Dei High School![Mater Dei High School Photo - Mater Dei High School: A Tradition of Excellence in Catholic Education Since 1950. Entrance Exam: Saturday, 2/11 at 7:45am. Register online at materdei.org/entranceexam. Application Available NOW at materdei.org/admissions.]( "Mater Dei High School Photo - Mater Dei High School: A Tradition of Excellence in Catholic Education Since 1950. Entrance Exam: Saturday, 2/11 at 7:45am. Register online at materdei.org/entranceexam. Application Available NOW at materdei.org/admissions.")
(Catholic)
Students: 2,152
Grades: 9-12
1202 W Edinger Ave
Santa Ana, CA 92707
(714) 754-7711
Santa Ana, CA 92707
(714) 754-7711
Rank: #66.
School Of Science Technology Engineering And Math
Special Program Emphasis
Students: 2,150
Grades: 1-12
3327 Michael Dr
Newbury Park, CA 91320
(805) 307-0700
Newbury Park, CA 91320
(805) 307-0700
Rank: #77.
Students: 1,947
Grades: 9-12
100 Skyway Drive
San Jose, CA 95111
(408) 513-2492
San Jose, CA 95111
(408) 513-2492
Rank: #88.
Brookshire International Academy
Vocational/Technical School
Students: 1,810
Grades: 9-12
6926 FEDERAL BLVD, LEMON GROVE
San Diego, CA 92102
(877) 655-7452
San Diego, CA 92102
(877) 655-7452
Rank: #99.
Students: 1,752
Grades: 9-12
5000 Mitty Way
San Jose, CA 95129
(408) 252-6610
San Jose, CA 95129
(408) 252-6610
Rank: #1010.
St. Francis High School
(Catholic)
Students: 1,745
Grades: 9-12
1885 Miramonte Ave
Mountain View, CA 94040
(650) 968-1213
Mountain View, CA 94040
(650) 968-1213
Rank: #1111.
Students: 1,701
Grades: 9-12
22062 Antonio Pkwy
Rancho Santa Margarita, CA 92688
(949) 766-6000
Rancho Santa Margarita, CA 92688
(949) 766-6000
Rank: #1212.
Students: 1,686
Grades: PK-12
5310 E La Palma Ave
Anaheim, CA 92807
(714) 999-5055
Anaheim, CA 92807
(714) 999-5055
Rank: #1313.
Bellarmine College Preparatory![Bellarmine College Preparatory Photo]( "Bellarmine College Preparatory Photo")
All-boys (Catholic)
Students: 1,665
Grades: 9-12
960 W Hedding St
San Jose, CA 95126
(408) 294-9224
San Jose, CA 95126
(408) 294-9224
Rank: #1414.
Students: 1,650
Grades: 8-12
1 Victor Sq Ste 3036
Scotts Valley, CA 95066
(650) 681-0681
Scotts Valley, CA 95066
(650) 681-0681
Rank: #1515.
Students: 1,616
Grades: 7-12
700 N Faring Rd
Los Angeles, CA 90077
(323) 770-1665
Los Angeles, CA 90077
(323) 770-1665
Rank: #1616.
Students: 1,612
Grades: 9-12
5555 Del Mar Heights Rd
San Diego, CA 92130
(858) 523-4000
San Diego, CA 92130
(858) 523-4000
Rank: #1717.
Students: 1,611
Grades: 7-12
3700 Coldwater Canyon Avenue
Studio City, CA 91604
(818) 980-6692
Studio City, CA 91604
(818) 980-6692
Rank: #1818.
Kolbe Academy![Kolbe Academy Photo - Kole Academy is an authentically Catholic and customizable home education. Our programs allow parents to tailor your children's formation in the Catholic tradition, with a classical approach.]( "Kolbe Academy Photo - Kole Academy is an authentically Catholic and customizable home education. Our programs allow parents to tailor your children's formation in the Catholic tradition, with a classical approach.")
Alternative School (Catholic)
Students: 1,597
Grades: PK-12
1600 F Street
Napa, CA 94559
(707) 255-6499
Napa, CA 94559
(707) 255-6499
Rank: #1919.
St. Ignatius College Preparatory
(Catholic)
Students: 1,563
Grades: 6-12
2001 37th Avenue
San Francisco, CA 94116
(415) 731-7500
San Francisco, CA 94116
(415) 731-7500
Rank: #2020.
Students: 1,472
Grades: NS-12
10656 Anderson Street
Loma Linda, CA 92354
(909) 796-0161
Loma Linda, CA 92354
(909) 796-0161
Rank: #2121.
Students: 1,431
Grades: 9-12
2222 N. Santiago Blvd.
Orange, CA 92867
(714) 998-5151
Orange, CA 92867
(714) 998-5151
Rank: #2222.
Oaks Christian School![Oaks Christian School Photo]( "Oaks Christian School Photo")
(Christian)
Students: 1,429
Grades: 4-12
31749 La Tienda Rd
Thousand Oaks, CA 91362
(818) 575-9203
Thousand Oaks, CA 91362
(818) 575-9203
Rank: #2323.
Ontario Christian School
(Christian)
Students: 1,428
Grades: PK-12
1907 S Euclid Ave
Ontario, CA 91762
(909) 984-1756
Ontario, CA 91762
(909) 984-1756
Rank: #2424.
Students: 1,367
Grades: PK-12
8324 Bradshaw Road
Sacramento, CA 95829
(916) 688-0521
Sacramento, CA 95829
(916) 688-0521
Rank: #2525.
Sacred Heart Cathedral Preparatory![Sacred Heart Cathedral Preparatory Photo - The Pavilion is the home court for the Fightin' Irish basketball, volleyball and wrestling teams. On game days, up to 1,500 fans can be heard cheering for SHC student-athletes. The Pavilion also serves as a wonderful venue for school assemblies, rallies and prayer services.]( "Sacred Heart Cathedral Preparatory Photo - The Pavilion is the home court for the Fightin' Irish basketball, volleyball and wrestling teams. On game days, up to 1,500 fans can be heard cheering for SHC student-athletes. The Pavilion also serves as a wonderful venue for school assemblies, rallies and prayer services.")
(Catholic)
Students: 1,329
Grades: 9-12
1055 Ellis St
San Francisco, CA 94109
(415) 775-6626
San Francisco, CA 94109
(415) 775-6626
Rank: #2626.
Students: 1,328
Grades: PK-12
44662 15th Street West
Lancaster, CA 93534
(661) 948-5071
Lancaster, CA 93534
(661) 948-5071
Rank: #2727.
Valley Christian Schools![Valley Christian Schools Photo]( "Valley Christian Schools Photo")
(Calvinist)
Students: 1,323
Grades: PK-12
10818 Artesia Blvd
Cerritos, CA 90703
(562) 860-0556
Cerritos, CA 90703
(562) 860-0556
Rank: #2828.
Students: 1,313
Grades: PK-12
6501 Linda Vista Rd
San Diego, CA 92111
(858) 569-7900
San Diego, CA 92111
(858) 569-7900
Rank: #2929.
Students: 1,291
Grades: 9-12
26351 Junipero Serra Rd.
San Juan Capistrano, CA 92675
(949) 493-9307
San Juan Capistrano, CA 92675
(949) 493-9307
Rank: #3030.
Students: 1,289
Grades: PK-12
5600 W. Tulare Ave.
Visalia, CA 93277
(559) 734-2684
Visalia, CA 93277
(559) 734-2684
Rank: #3131.
Students: 1,272
Grades: 9-12
7500 Chaminade Avenue
Canoga Park, CA 91304
(818) 347-8300
Canoga Park, CA 91304
(818) 347-8300
Rank: #32 - 3332. - 33.
Students: 1,248
Grades: PK-12
1290 Parkmoor Avenue
San Jose, CA 95126
(669) 766-1001
San Jose, CA 95126
(669) 766-1001
Rank: #32 - 3332. - 33.
Students: 1,248
Grades: 9-12
9500 Stearns Avenue
Oakland, CA 94605
(510) 577-9100
Oakland, CA 94605
(510) 577-9100
Rank: #3434.
Students: 1,244
Grades: K-12
100 South Barrington Place
Los Angeles, CA 90049
(310) 889-2657
Los Angeles, CA 90049
(310) 889-2657
Rank: #3535.
Students: 1,242
Grades: 9-12
1901 Venice Blvd
Los Angeles, CA 90006
(213) 381-5121
Los Angeles, CA 90006
(213) 381-5121
Show 100 more private schools in CA (out of 3,727 total schools)
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Frequently Asked Questions
What is the California average private schools student size?
The California average private schools student size is 179 for 2025.
What are the private schools with the largest student size in California?
The top ranked private schools in California include Mother Of Divine Grace School, Emerson Montessori School - Palo Alto and HeadsUp! Montessori Preschool - Palo Alto.
What is private high school and private elementary school with the largest student size in California?
The private high school with the largest student size in California is Mother Of Divine Grace School, with a value of 6206. The private elementary school with the largest student size is Mother Of Divine Grace School, with a value of 6206.
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