The average private school endowment in California is $17.2M (2024-25).
The private school in California with the highest endowment is The Thacher School, with a endowment of $206M.
Endowment Range: $4.5M
$206M
Avg. Endowment: $25.7M
Average Private School endowment in California (2024-25)
School
Endowment
Grades
Location
Rank: #11.
Endowment: $206 M
Grades: 9-12
5025 Thacher Road
Ojai, CA 93023
(805) 640-3210
Ojai, CA 93023
(805) 640-3210
Rank: #22.
Endowment: $70 M
Grades: 6-12
1310 Bryant St
Palo Alto, CA 94301
(650) 328-3160
Palo Alto, CA 94301
(650) 328-3160
Rank: #33.
The Webb Schools![The Webb Schools Photo - Welcome to Webb]( "The Webb Schools Photo - Welcome to Webb")
Special Program Emphasis
Endowment: $60 M
Grades: 9-12
1175 West Baseline Road
Claremont, CA 91711
(909) 482-5214
Claremont, CA 91711
(909) 482-5214
Rank: #44.
Endowment: $59 M
Grades: 9-12
3152 Forest Lake Road
Pebble Beach, CA 93953
(831) 625-8309
Pebble Beach, CA 93953
(831) 625-8309
Rank: #55.
Santa Catalina Lower and Middle School![Santa Catalina Lower and Middle School Photo]( "Santa Catalina Lower and Middle School Photo")
(Catholic)
Endowment: $57 M
Grades: PK-8
1500 Mark Thomas Drive
Monterey, CA 93940
(831) 655-9337
Monterey, CA 93940
(831) 655-9337
Rank: #66.
Endowment: $56 M
Grades: 9-12
1500 Mark Thomas Dr.
Monterey, CA 93940
(831) 655-9300
Monterey, CA 93940
(831) 655-9300
Rank: #77.
Endowment: $40 M
Grades: K-12
26800 Academy Drive
Palos Verdes Peninsula, CA 90274
(310) 377-1543
Palos Verdes Peninsula, CA 90274
(310) 377-1543
Rank: #88.
Convent & Stuart Hall![Convent & Stuart Hall Photo]( "Convent & Stuart Hall Photo")
(Catholic)
Endowment: $35 M
Grades: K-12
2222 Broadway St
San Francisco, CA 94115
(415) 563-2900
San Francisco, CA 94115
(415) 563-2900
Rank: #99.
The Hamlin School
All-girls
Endowment: $31 M
Grades: K-8
2120 Broadway
San Francisco, CA 94115
(415) 922-0300
San Francisco, CA 94115
(415) 922-0300
Rank: #1010.
Esther B Clark School-childrens Health Council
Special Education School
Endowment: $28 M
Grades: 2-10
650 Clark Way
Palo Alto, CA 94304
(650) 688-3634
Palo Alto, CA 94304
(650) 688-3634
Rank: #1111.
Endowment: $25 M
Grades: K-8
1275 Sacramento Street
San Francisco, CA 94108
(415) 771-6600
San Francisco, CA 94108
(415) 771-6600
Rank: #12 - 1412. - 14.
Endowment: $22 M
Grades: 9-12
6100 Broadway
Oakland, CA 94618
(510) 652-0111
Oakland, CA 94618
(510) 652-0111
Rank: #12 - 1412. - 14.
Endowment: $22 M
Grades: K-8
7070 California Street
San Francisco, CA 94121
(415) 751-0177
San Francisco, CA 94121
(415) 751-0177
Rank: #12 - 1412. - 14.
Midland School![Midland School Photo - How is Midland different? Our 4:1 student to faculty ratio allows for small class sizes and close-knit relationships. With under 90 students, everyone knows your name. No cell phones here, but Midlanders do spend a lot of time together in real life: horseback riding, hiking, gardening, creating art, building things, and envisioning an environmentally sustainable and just future.]( "Midland School Photo - How is Midland different? Our 4:1 student to faculty ratio allows for small class sizes and close-knit relationships. With under 90 students, everyone knows your name. No cell phones here, but Midlanders do spend a lot of time together in real life: horseback riding, hiking, gardening, creating art, building things, and envisioning an environmentally sustainable and just future.")
Special Program Emphasis
Endowment: $22 M
Grades: 9-12
5100 Figueroa Mountain Rd
Los Olivos, CA 93441
(805) 688-5114
Los Olivos, CA 93441
(805) 688-5114
Rank: #15 - 1615. - 16.
Endowment: $13 M
Grades: 6-12
2555 West Highway 154
Los Olivos, CA 93441
(805) 688-6471
Los Olivos, CA 93441
(805) 688-6471
Rank: #15 - 1615. - 16.
Flintridge Sacred Heart Academy![Flintridge Sacred Heart Academy Photo - FSHA's cross country team on the field after the rain.]( "Flintridge Sacred Heart Academy Photo - FSHA's cross country team on the field after the rain.")
All-girls (Catholic)
Endowment: $13 M
Grades: 9-12
440 St. Katherine Dr.
La Canada Flintridge, CA 91011
(626) 685-8300
La Canada Flintridge, CA 91011
(626) 685-8300
Rank: #1717.
Villanova Preparatory School![Villanova Preparatory School Photo - Founded in 1924, Villanova Prep is the only Catholic boarding school in the Augustinian tradition. Our 130-acre campus located in Ojai, California, approximately 60 minutes north of Los Angeles, has several athletic and academic facilities to support our students' development of mind, body, and spirit.]( "Villanova Preparatory School Photo - Founded in 1924, Villanova Prep is the only Catholic boarding school in the Augustinian tradition. Our 130-acre campus located in Ojai, California, approximately 60 minutes north of Los Angeles, has several athletic and academic facilities to support our students' development of mind, body, and spirit.")
(Catholic)
Endowment: $12 M
Grades: 6-12
12096 N Ventura Avenue
Ojai, CA 93023
(805) 646-1464
Ojai, CA 93023
(805) 646-1464
Rank: #1818.
Moreau Catholic High School![Moreau Catholic High School Photo - Front of campus.]( "Moreau Catholic High School Photo - Front of campus.")
(Catholic)
Endowment: $11 M
Grades: 9-12
27170 Mission Blvd
Hayward, CA 94544
(510) 881-4300
Hayward, CA 94544
(510) 881-4300
Rank: #1919.
Ripon Christian Schools![Ripon Christian Schools Photo - School Life]( "Ripon Christian Schools Photo - School Life")
(Calvinist)
Endowment: $11 M
Grades: PK-12
435 Maple Avenue
Ripon, CA 95366
(209) 599-2155
Ripon, CA 95366
(209) 599-2155
Rank: #20 - 2220. - 22.
Endowment: $10 M
Grades: 6-12
2100 Mt Diablo Scenic Blvd
Danville, CA 94506
(925) 362-7223
Danville, CA 94506
(925) 362-7223
Rank: #20 - 2220. - 22.
Endowment: $10 M
Grades: 9-12
737 Hawaii St
El Segundo, CA 90245
(317) 643-7377
El Segundo, CA 90245
(317) 643-7377
Rank: #20 - 2220. - 22.
Endowment: $10 M
Grades: 6-12
302 Portola Road
Portola Valley, CA 94028
(650) 851-8223
Portola Valley, CA 94028
(650) 851-8223
Rank: #2323.
Endowment: $9 M
Grades: PK-12
150 Oak Street
San Francisco, CA 94102
(415) 558-2000
San Francisco, CA 94102
(415) 558-2000
Rank: #24 - 2624. - 26.
Endowment: $7 M
Grades: 9-12
52500 Temecula Road #38
Idyllwild, CA 92549
(951) 468-7223
Idyllwild, CA 92549
(951) 468-7223
Rank: #24 - 2624. - 26.
Endowment: $7 M
Grades: PK-8
305 Montford Ave
Mill Valley, CA 94941
(415) 388-8408
Mill Valley, CA 94941
(415) 388-8408
Rank: #24 - 2624. - 26.
Sacred Heart School
(Catholic)
Endowment: $7 M
Grades: PK-8
43775 Deep Canyon Rd
Palm Desert, CA 92260
(760) 636-2323
Palm Desert, CA 92260
(760) 636-2323
Rank: #2727.
Endowment: $6.1 M
Grades: NS-8
5401 Beethoven Street
Los Angeles, CA 90066
(310) 574-8650
Los Angeles, CA 90066
(310) 574-8650
Rank: #2828.
Endowment: $5 M
Grades: K-8
180 N San Pedro Rd
San Rafael, CA 94903
(415) 472-1833
San Rafael, CA 94903
(415) 472-1833
Rank: #2929.
Endowment: $5.2 M
Grades: K-6
14702 Sylvan Street
Van Nuys, CA 91411
(818) 780-6226
Van Nuys, CA 91411
(818) 780-6226
Rank: #3030.
The Marianne Frostig Center for Eductional Therapy![The Marianne Frostig Center for Eductional Therapy Photo - Arts education is a core value at Frostig School.]( "The Marianne Frostig Center for Eductional Therapy Photo - Arts education is a core value at Frostig School.")
Special Education School
Endowment: $5.8 M
Grades: 1-12
971 N. Altadena Drive
Pasadena, CA 91107
(626) 791-1255
Pasadena, CA 91107
(626) 791-1255
Rank: #31 - 3331. - 33.
Endowment: $5 M
Grades: PK-8
1 Truman St
Irvine, CA 92620
(949) 281-0054
Irvine, CA 92620
(949) 281-0054
Rank: #31 - 3331. - 33.
Endowment: $5 M
Grades: PK-12
220 West Lomita Ave
Ojai, CA 93023
(805) 646-8236
Ojai, CA 93023
(805) 646-8236
Rank: #31 - 3331. - 33.
Endowment: $5 M
Grades: PK-8
19692 Lexington Lane
Huntington Beach, CA 92646
(714) 964-1224
Huntington Beach, CA 92646
(714) 964-1224
Rank: #34 - 3534. - 35.
Aquinas High School![Aquinas High School Photo - Aquinas is a private Catholic college preparatory high school located in San Bernardino California.]( "Aquinas High School Photo - Aquinas is a private Catholic college preparatory high school located in San Bernardino California.")
(Catholic)
Endowment: $4.5 M
Grades: 9-12
2772 Sterling Ave
San Bernardino, CA 92404
(909) 886-4659
San Bernardino, CA 92404
(909) 886-4659
Rank: #34 - 3534. - 35.
Endowment: $4.5 M
Grades: PK-6
7380 Girard Avenue
La Jolla, CA 92037
(858) 459-3773
La Jolla, CA 92037
(858) 459-3773
Show 20 more private schools in CA (out of 55 total schools)
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Frequently Asked Questions
What is the California average private schools endowment?
The California average private schools endowment is $17.2M for 2024-25.
What are the private schools with the highest endowment in California?
The top ranked private schools in California include The Thacher School, Castilleja School and The Webb Schools.
What is private high school and private elementary school with the highest endowment in California?
The private high school with the highest endowment in California is The Thacher School, with a value of $206.0M. The private elementary school with the highest endowment is Castilleja School, with a value of $70.0M.
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