Sacramento Country Day School Photo - With low student-teacher ratios, Sacramento Country Day School offers a highly-personalized educational experience that challenges students to innovate, and explore in a flexible academic program.

Top 20 Best California Private Schools Belonging to National Association of Independent Schools (NAIS) (2025)

For the 2025 school year, there are 280 private schools belonging to National Association of Independent Schools (NAIS) serving 107,716 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 $36,283, which is higher than the California private school average tuition cost of $17,218.
27% 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)

School
Location
Grades
Students
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
Grades: PK-8
| 420 students
BASIS Independent Fremont
BASIS Independent Fremont Photo
(1)
3300 Kearney Street
Fremont, CA 94538
(510) 722-1056
Grades: PK-12
| 678 students
1290 Parkmoor Avenue
San Jose, CA 95126
(669) 766-1001
Grades: PK-12
| 1,239 students
Berkeley Hall School
Berkeley Hall School Photo - House Days are fun days for different age groups to get together to complete challenges around campus.
(7)
16000 Mulholland Drive
Los Angeles, CA 90049
(310) 476-6421
Grades: NS-8
| 262 students
The Berkeley School
The Berkeley School Photo - The Berkeley School believes that a focus on civic engagement requires students to achieve their full potential as individual scholars, members of their local communities and active citizens of the world.
(1)
1310 University Ave
Berkeley, CA 94702
(510) 665-8800
Grades: K-8
| 147 students
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
Grades: K-8
| 139 students
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
Grades: 1-12
| 69 students
Campbell Hall
Campbell Hall Photo
(Episcopal)
(4)
4533 Laurel Canyon Blvd
Valley Village, CA 91607
(818) 980-7280
Grades: K-12
| 1,148 students
Clairbourn School
Clairbourn School Photo
(15)
8400 Huntington Drive
San Gabriel, CA 91775
(626) 286-3108
Grades: NS-8
| 283 students
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
Grades: 9-12
| 297 students
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
Grades: 6-12
| 256 students
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
Grades: NS-8
| 438 students
500 Saratoga Ave
San Jose, CA 95129
(408) 249-2510
Grades: K-12
| 1,969 students
High Point Academy
High Point Academy Photo - Awaken the Joy of Learning!
(1)
1720 Kinneloa Canyon Rd
Pasadena, CA 91107
(626) 798-8989
Grades: K-8
| 350 students
Hillbrook School
Hillbrook School Photo - Hillbrook's campus features an array of outdoor learning spaces including gardens, stately oak trees, and a creek.
(2)
300 Marchmont Dr
Los Gatos, CA 95032
(408) 356-6116
Grades: PK-12
| 441 students
Hollywood Schoolhouse
Hollywood Schoolhouse Photo
(1)
1233 North McCaddden Place
Los Angeles, CA 90038
(323) 465-1320
Grades: PK-6
| 277 students
Idyllwild Arts Academy
Idyllwild Arts Academy Photo - Idyllwild Arts Academy is home to approximately 270 students from 30 countries and 26 US states, all devoted to intensive study of the arts. Located 2 hours from Los Angeles, 2 hours from San Diego, and 1 hour from Palm Springs, the Academy is an artistic crossroads for Southern California.
(7)
52500 Temecula Road #38
Idyllwild, CA 92549
(951) 468-7223
Grades: 9-12
| 271 students
The King's Academy
The King's Academy Photo
(Christian)
(6)
562 North Britton Avenue
Sunnyvale, CA 94085
(408) 481-9900
Grades: K-12
| 988 students
Laurel Springs School
Laurel Springs School Photo
(5)
302 El Paseo Road
Ojai, CA 93023
(866) 702-4777
Grades: K-12
| 2,210 students
3261 Overland Avenue
Los Angeles, CA 90034
(310) 836-3464
Grades: NS-12
| 734 students
Mayfield Senior School
Mayfield Senior School Photo
All-girls (Catholic)
(2)
500 Bellefontaine St
Pasadena, CA 91105
(626) 799-9121
Grades: 9-12
| 309 students
Oakwood School
Oakwood School Photo
(3)
11230 Moorpark Street/11600 Magnolia Blvd
North Hollywood, CA 91602
(818) 732-3150
Grades: K-12
| 822 students
Pacific Ridge School
Pacific Ridge School Photo - HARKNESS LEARNING: inclusive conversations, open minds, and new ideas.
(5)
6269 El Fuerte St
Carlsbad, CA 92009
(760) 448-9820
Grades: 6-12
| 695 students
Phillips Brooks School
Phillips Brooks School Photo
(2)
2245 Avy Avenue
Menlo Park, CA 94025
(650) 854-4545
Grades: NS-5
| 306 students
Pilgrim School
Pilgrim School Photo
(4)
540 S Commonwealth Ave
Los Angeles, CA 90020
(213) 355-5204
Grades: PK-12
| 374 students
2060 Tapscott Ave / 960 Avis Drive
El Cerrito, CA 94530
(510) 809-9001
Grades: PK-8
| 458 students
4345 Las Virgenes Road
Calabasas, CA 91302
(310) 478-9900
Grades: 4-12
| 40 students
2636 Latham Drive
Sacramento, CA 95864
(916) 481-8811
Grades: PK-12
| 597 students
St. Anne School
St. Anne School Photo
(Catholic)
(3)
32451 Bear Brand Road
Laguna Niguel, CA 92677
(949) 276-6700
Grades: PK-8
| 534 students
2400 East Lake Ave.
Watsonville, CA 95076
(831) 724-5933
Grades: 9-12
| 213 students
St. Mary's School
St. Mary's School Photo
(Christian)
(2)
7 Pursuit
Aliso Viejo, CA 92656
(949) 448-9027
Grades: NS-8
| 702 students
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
Grades: K-12
| 672 students
The Webb Schools
The Webb Schools Photo - Welcome to Webb
Special Program Emphasis
1175 West Baseline Road
Claremont, CA 91711
(909) 482-5214
Grades: 9-12
| 405 students
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
Grades: 4-12
| 550 students
5401 Beethoven Street
Los Angeles, CA 90066
(310) 574-8650
Grades: NS-8
| 598 students
Show 100 more private schools in California (out of 280 total schools)
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