Shu Ren International School, Berkeley Photo - We use Inquiry to provoke curiosity, creative thinking and problem solving.

Best California Private Schools Belonging to National Association of Independent Schools (NAIS) (2025-26)

For the 2025-26 school year, there are 271 private schools belonging to National Association of Independent Schools (NAIS) serving 105,948 students in California. You can also find more schools membership associations in California.
The top ranked private schools belonging to National Association of Independent Schools (NAIS) in California include The Webb Schools, BASIS Independent Silicon Valley, and BASIS Independent Fremont.
The average tuition cost is $37,567, which is higher than the California private school average tuition cost of $18,023.
26% of private schools belonging to National Association of Independent Schools (NAIS) in California are religiously affiliated (most commonly Catholic and Episcopal).

Top Ranked Private Schools Belonging to National Association of Independent Schools (NAIS) in California (2025-26)

School
Location
Quick Facts
Almaden Country Day School
Almaden Country Day School Photo - Our dedicated faculty deliver personalized instruction to students embracing each student as an individual. Lessons are engaging, inquiry-focused, hands-on, and highly collaborative to prepare students for high school and beyond. Teachers are not solely focused on delivering instruction; rather, they are focused on each child feeling seen and care for, and teaching children to be lifelong learners.
(20)
6835 Trinidad Drive
San Jose, CA 95120
(408) 997-0424
Gr: PK-8 | 420 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 18 Tuition & acceptance rate listed
BASIS Independent Fremont
BASIS Independent Fremont Photo
(1)
3300 Kearney Street
Fremont, CA 94538
(510) 722-1056
Gr: PK-12 | 698 students Avg. class size: 15 students Sports: 9 | Extracurrculars: 31 Tuition & acceptance rate listed
1290 Parkmoor Avenue
San Jose, CA 95126
(669) 766-1001
Gr: PK-12 | 1,248 student Avg. class size: 15 students Sports: 4 | Extracurrculars: 83 Tuition & acceptance rate listed
Brighton Hall School
Brighton Hall School Photo - Brighton Hall welcomes all students in grades 2-12, with a curriculum that accommodates working professional children, as well as students who simply do best with a personalized, flexible approach to excellent education.
(15)
755 N. Whitnall Hwy
Burbank, CA 91505
(818) 985-9485
Gr: 1-12 | 69 students Avg. class size: 8 students Extracurrculars: 11 Tuition & acceptance rate listed
Brightworks School
Brightworks School Photo
Alternative School
(5)
682 Schofield Road
San Francisco, CA 94129
(415) 701-8700
Gr: K-12 | 95 students Avg. class size: 11 students Extracurrculars: 5 Tuition & acceptance rate listed
Campbell Hall
Campbell Hall Photo
(Episcopal)
(9)
4533 Laurel Canyon Blvd
Valley Village, CA 91607
(818) 980-7280
Gr: K-12 | 1,148 student Avg. class size: 14 students Sports: 13 | Extracurrculars: 1 Tuition listed
The Child's Primary School
The Child's Primary School Photo - First day of school for our Kindergartners!
(18)
3811 Mount Acadia Blvd
San Diego, CA 92111
(858) 576-2120
Gr: K-8 | 100 students Avg. class size: 10 students Extracurrculars: 8 Tuition & acceptance rate listed
Clairbourn School
Clairbourn School Photo
(17)
8400 Huntington Drive
San Gabriel, CA 91775
(626) 286-3108
Gr: NS-8 | 283 students Avg. class size: 18 students Sports: 11 | Extracurrculars: 11 Tuition listed
Drew School
Drew School Photo - Drew School believes in teenagers - their ideas, their dreams, their opinions, and their potential. That's why we've created a high school community that challenges the traditional definition of success and celebrates achievement one student at a time.
(3)
2901 California St
San Francisco, CA 94115
(415) 430-3737
Gr: 9-12 | 297 students Avg. class size: 14 students Sports: 13 Tuition & acceptance rate listed
Dunn School
Dunn School Photo - The outdoor education program at Dunn School fosters greater self-awareness through physical challenges and leadership experiences in the outdoors.
(5)
2555 West Highway 154
Los Olivos, CA 93441
(805) 688-6471
Gr: 6-12 | 256 students Avg. class size: 10 students Sports: 13 | Extracurrculars: 12 Tuition & acceptance rate listed
Foothill Country Day School
Foothill Country Day School Photo - Field Day and Art Walk is a tradition that dates back to our school's founding. Since our school was founded around a 1954 Kentucky Derby winner named Determine, we hold a day of races and fun each year on Derby Day. Our kids are superheroes!
(11)
1035 Harrison Ave
Claremont, CA 91711
(909) 626-5681
Gr: NS-8 | 438 students Avg. class size: 20 students Sports: 7 | Extracurrculars: 10 Tuition & acceptance rate listed
500 Saratoga Ave
San Jose, CA 95129
(408) 249-2510
Gr: K-12 | 798 students Avg. class size: 10 students Sports: 15 | Extracurrculars: 27 Tuition & acceptance rate listed
High Point Academy
High Point Academy Photo - Awaken the Joy of Learning!
(1)
1720 Kinneloa Canyon Rd
Pasadena, CA 91107
(626) 798-8989
Gr: K-8 | 350 students Avg. class size: 20 students Sports: 9 | Extracurrculars: 4 Tuition listed
Hollywood Schoolhouse
Hollywood Schoolhouse Photo
(1)
1233 North McCaddden Place
Los Angeles, CA 90038
(323) 465-1320
Gr: PK-6 | 277 students Avg. class size: 17 students Sports: 4 | Extracurrculars: 13 Tuition & acceptance rate listed
Laurel Springs School
Laurel Springs School Photo
(6)
302 El Paseo Road
Ojai, CA 93023
(866) 702-4777
Gr: K-12 | 2,210 students Avg. class size: 20 students Extracurrculars: 41 Tuition & acceptance rate listed
3261 Overland Avenue
Los Angeles, CA 90034
(310) 836-3464
Gr: NS-12 | 734 students Avg. class size: 18 students Sports: 8 | Extracurrculars: 20 Tuition listed
Mayfield Senior School
Mayfield Senior School Photo
All-girls (Catholic)
(2)
500 Bellefontaine St
Pasadena, CA 91105
(626) 799-9121
Gr: 9-12 | 304 students Avg. class size: 16 students Sports: 14 | Extracurrculars: 11 Tuition listed
Oakwood School
Oakwood School Photo
(4)
11230 Moorpark Street/11600 Magnolia Blvd
North Hollywood, CA 91602
(818) 732-3150
Gr: K-12 | 822 students Avg. class size: 15 students Sports: 21 | Extracurrculars: 45 Tuition & acceptance rate listed
Pacific Ridge School
Pacific Ridge School Photo - HARKNESS LEARNING: Students build critical communication skills and critical thinking through student-centered discussion-based learning.
(6)
6269 El Fuerte St
Carlsbad, CA 92009
(760) 448-9820
Gr: 6-12 | 695 students Avg. class size: 15 students Sports: 16 | Extracurrculars: 47 Tuition & acceptance rate listed
Phillips Brooks School
Phillips Brooks School Photo
(9)
2245 Avy Avenue
Menlo Park, CA 94025
(650) 854-4545
Gr: NS-5 | 306 students Avg. class size: 20 students Sports: 2 Tuition listed
Pilgrim School
Pilgrim School Photo
(9)
540 S Commonwealth Ave
Los Angeles, CA 90020
(213) 355-5204
Gr: PK-12 | 373 students Avg. class size: 12 students Sports: 10 Tuition listed
2060 Tapscott Ave / 960 Avis Drive
El Cerrito, CA 94530
(510) 809-9001
Gr: PK-8 | 458 students Avg. class size: 18 students Sports: 5 Tuition & acceptance rate listed
4345 Las Virgenes Road
Calabasas, CA 91302
(310) 478-9900
Gr: 4-12 | 40 students Avg. class size: 5 students Tuition & acceptance rate listed
2636 Latham Drive
Sacramento, CA 95864
(916) 481-8811
Gr: PK-12 | 597 students Avg. class size: 15 students Sports: 12 | Extracurrculars: 10 Tuition & acceptance rate listed
St. Anne School
St. Anne School Photo
(Catholic)
(3)
32451 Bear Brand Road
Laguna Niguel, CA 92677
(949) 276-6700
Gr: PK-8 | 534 students Avg. class size: 24 students Sports: 9 | Extracurrculars: 13 Tuition & acceptance rate listed
St. Mary's School
St. Mary's School Photo
(Christian)
(2)
7 Pursuit
Aliso Viejo, CA 92656
(949) 448-9027
Gr: NS-8 | 702 students Avg. class size: 18 students Sports: 10 | Extracurrculars: 36 Tuition & acceptance rate listed
San Domenico School
San Domenico School Photo - Located on 515 acres in San Anselmo, California, our campus features state-of-the art academic facilities, a music conservatory, swimming pool, gymnasium, one-acre organic garden, 2,358 solar panels, and six tennis courts. We are located 20 minutes north of San Francisco.
(15)
1500 Butterfield Road
San Anselmo, CA 94960
(415) 258-1900
Gr: K-12 | 672 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 30 Tuition listed
470 West Portal Ave.
San Francisco, CA 94127
(415) 431-2736
Gr: 9-12 | 127 students Avg. class size: 18 students Sports: 5 | Extracurrculars: 23 Tuition & acceptance rate listed
Trinity School
Trinity School Photo - Where Curiosity Meets Character
(Episcopal)
2650 Sand Hill Rd
Menlo Park, CA 94025
(650) 854-0288
Gr: NS-5 | 119 students Avg. class size: 18 students Extracurrculars: 8 Tuition & acceptance rate listed
The Webb Schools
The Webb Schools Photo - Expanding Minds, Opening FuturesExpert faculty will inspire you to think boldly, lead with confidence, and grow as an innovator. Surrounded by mountains, beaches, Los Angeles, and natural wonders, you'll discover new possibilities, prepare for exciting college pathways, and thrive in a community that values learning, leadership, and joy.
1175 West Baseline Road
Claremont, CA 91711
(909) 482-5214
Gr: 9-12 | 405 students Avg. class size: 14 students Sports: 16 | Extracurrculars: 99 Tuition & acceptance rate listed
Westridge School
Westridge School Photo - Westridge is an independent, forward-thinking girls school for students in grades 4-12. We are committed to educating intellectually adventurous thinkers, and courageous, compassionate leaders.
All-girls
(4)
324 Madeline Dr
Pasadena, CA 91105
(626) 799-1153
Gr: 4-12 | 550 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 44 Tuition & acceptance rate listed
5401 Beethoven Street
Los Angeles, CA 90066
(310) 574-8650
Gr: NS-8 | 657 students Avg. class size: 20 students Sports: 7 | Extracurrculars: 11 Tuition listed
The Berkeley School
The Berkeley School Photo - Students work collaboratively during morning choice time
(1)
1310 University Ave
Berkeley, CA 94702
(510) 665-8800
Gr: PK-8 Avg. class size: 22 students Sports: 5 | Extracurrculars: 4 Tuition & acceptance rate listed
Brandeis Marin
Brandeis Marin Photo - Brandeis Marin students worked in the design lab to build and decorate this Friendship bench.
(Jewish)
(1)
180 N San Pedro Rd
San Rafael, CA 94903
(415) 472-1833
Gr: K-8 | 139 students Avg. class size: 15 students Sports: 9 | Extracurrculars: 6 Tuition & acceptance rate listed
Julia Morgan School For Girls
Julia Morgan School For Girls Photo
All-girls
(1)
5000 MacArthur Boulevard
Oakland, CA 94613
(510) 632-6000
Gr: 6-8 | 133 students Avg. class size: 22 students Sports: 4 | Extracurrculars: 5 Tuition listed
Show 100 more private schools in California (out of 271 total schools)
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