Sacred Heart Schools, Atherton Photo - Sacred Heart Schools, Atherton sits one 64-acre campus housing the Preschool & Kindergarten, Lower & Middle Schools and Preparatory.

Top 10 Best San Mateo County Private High Schools (2024-25)

For the 2024-25 school year, there are 31 private high schools serving 8,936 students in San Mateo County, CA.
The top ranked private high schools in San Mateo County, CA include Woodside Priory School, Mercy High School, and The Nueva Middle School.
The average tuition cost is $37,234, which is higher than the California private high school average tuition cost of $23,043.
28% of private high schools in San Mateo County, CA are religiously affiliated (most commonly Catholic and Christian).

Top Ranked San Mateo County Private High Schools (2024-25)

School
Location
Grades
Students
Fusion Academy San Mateo
Fusion Academy San Mateo Photo - Students get to be up close to everything in our science lab. In the one-to-one classroom students are always involved in experiments and have a hands-on approach to learning. We have college-level tools available and the world can be their classroom if they choose to venture out of the science lab.
Alternative School
2000 Alameda de las Pulgas, Suite 128
San Mateo, CA 94403
(877) 673-8893
Grades: 6-12
| n/a students
Fusion Academy San Mateo - Foster City
Fusion Academy San Mateo - Foster City Photo - Classes at Fusion are one-to-one: one student and one teacher. Teachers personalize content and act as mentors in the one-to-one setting.
Alternative School
1840 Gateway Dr., Ste. 100
San Mateo, CA 94404
(877) 673-8893
Grades: 6-12
| n/a students
Crystal Springs
Crystal Springs Photo
400 Uplands Drive
Burlingame, CA 94010
(650) 342-4175
Grades: 6-12
| 576 students
Junipero Serra High School
Junipero Serra High School Photo - Four members of Serra's mock trial team
All-boys (Catholic)
451 W 20th Ave
San Mateo, CA 94403
(650) 345-8207
Grades: 9-12
| 892 students
Lydian Academy
Lydian Academy Photo - Cole in the hallway of 205 Park Road.
Special Program Emphasis
205 Park Rd.
Burlingame, CA 94010
(650) 437-2633
Grades: 5-12
| 20 students
Lydian Academy
815 El Camino Real
Menlo Park, CA 94025
(650) 321-0550
Grades: 6-12
| 70 students
Menlo School
Menlo School Photo
50 Valparaiso Ave
Atherton, CA 94027
(650) 330-2001
Grades: 6-12
| 797 students
Mercy High School
All-girls (Catholic)
(1)
2750 Adeline Drive
Burlingame, CA 94010
(650) 343-3631
Grades: 9-12
| 387 students
Notre Dame High School
All-girls (Catholic)
1540 Ralston Ave
Belmont, CA 94002
(650) 595-1913
Grades: 9-12
| 417 students
The Nueva Middle School
Special Program Emphasis
6565 Skyline Blvd
Burlingame, CA 94010
(650) 235-7172
Grades: PK-12
| 960 students
The Nueva School
Special Program Emphasis
131 E 28th Ave
San Mateo, CA 94403
(650) 235-7172
Grades: PK-12
| 967 students
Pacific Bay Christian School
Pacific Bay Christian School Photo
(Christian)
1030 Linda Mar Boulevard
Pacifica, CA 94044
(650) 355-1935
Grades: 5-12
| 190 students
Sacred Heart Schools Atherton
(Catholic)
150 Valparaiso Ave
Atherton, CA 94027
(650) 473-4057
Grades: PK-12
| 1,070 students
Sacred Heart Schools, Atherton
Sacred Heart Schools, Atherton Photo - Sacred Heart Schools, Atherton sits one 64-acre campus housing the Preschool & Kindergarten, Lower & Middle Schools and Preparatory.
(Catholic)
150 Valparaiso Avenue
Atherton, CA 94027
(650) 322-1866
Grades: NS-12
| 1,216 students
Wherry Academy
Wherry Academy Photo - 608 N. El Camino Real, San Mateo, CA 94401. Formerly this campus housed younger students and is now open for all, K-12.Request entrance at the door.
608 N. El Camino Real and 452 5th Avenue, Redwood City
San Mateo, CA 94401
(650) 367-6791
Grades: K-12
| n/a students
302 Portola Road
Portola Valley, CA 94028
(650) 851-8223
Grades: 6-12
| 430 students
Alto International School
Alto International School Photo
(1)
475 Pope Street
Menlo Park, CA 94025
(650) 324-8617
Grades: PK-12
| 243 students
American Advanced Academy
Special Program Emphasis
1430 Palm Drive
Burlingame, CA 94010
(650) 343-3088
Grades: K-12
| 43 students
The Avalon Academy
Special Education School
818 Mahler Rd
Burlingame, CA 94010
(650) 777-9133
Grades: K-12
| 19 students
Compass High School
Compass High School Photo
Special Education School
1500 Ralston Avenue
Belmont, CA 94002
(650) 437-2100
Grades: 9-12
| 37 students
The Discovery Center School
The Discovery Center School Photo - Reading, writing and arithmetic lead a student directly to excellence in education and success in college.
(4)
452 5th Avenue
Redwood City, CA 94063
(650) 367-6791
Grades: PK-12
| 11 students
Fusion Academy - San Mateo
Alternative School
2000 Alameda De Las Pulgas Ste 128
San Mateo, CA 94403
(650) 312-8305
Grades: 6-12
| 63 students
1840 Gtwy Dr Ste 100
San Mateo, CA 94404
(949) 612-9242
Grades: 6-12
| 51 students
705 Oak Grove Ave
Menlo Park, CA 94025
(650) 321-1191
Grades: 2-10
| 8 students
Main Street Scholars
Alternative School
60 Stone Pine Rd Ste 200
Half Moon Bay, CA 94019
(650) 440-4725
Grades: 7-11
| 6 students
Mid-peninsula High School
Mid-peninsula High School Photo
(1)
1340 Willow Road
Menlo Park, CA 94025
(650) 321-1991
Grades: 9-12
| 137 students
Open Mind School
Special Program Emphasis
(4)
1215 O'Brien Dr
Menlo Park, CA 94025
(650) 260-3805
Grades: PK-12
| 19 students
Redwood Baptist
(Baptist)
435 5th Avenue
Redwood City, CA 94063
(650) 364-1606
Grades: K-12
| 119 students
Stanbridge Academy
Stanbridge Academy Photo - Stanbridge Academy is a caring, inclusive K-12 school for students with mild to moderate learning differences and social communication disorders. We use an individualized, whole student approach so that students thrive and develop their academic, social, and emotional capabilities to their fullest potential.
Special Education School
515 E. Poplar Ave.
San Mateo, CA 94401
(650) 375-5860
Grades: K-12
| 98 students
Academy Hall Floor 2 8853 415 Broadway
Redwood City, CA 94063
(650) 721-9422
Grades: 7-12
| n/a students
Wings Learning Center
Special Education School
2500 Cottonwood Drive
San Bruno, CA 94066
(650) 624-3165
Grades: PK-12
| 38 students
[+] Show Closed Private Schools in San Mateo County, California

San Mateo County Private Schools (Closed)

School
Location
Grades
Students
A Childs Way (Closed 2023)
Daycare / Preschool
817 Murchison Dr
Millbrae, CA 94030
(650) 697-4760
Grades: K
| 21 students
1225 Greenwood Ave
San Carlos, CA 94070
(650) 591-4882
Grades: K
| 69 students
1040 Miller Avenue
South San Francisco, CA 94080
(650) 588-8175
Grades: K-8
| 203 students
Newton (Closed 2010)
Special Program Emphasis
1157 Chess Drive Ste 100
San Mateo, CA 94404
(650) 345-4043
Grades: K-8
| 243 students
1305 Middlefield Road
Redwood City, CA 94063
(650) 366-3842
Grades: PK-8
| 101 students
600 Grand Ave
South San Francisco, CA 94080
(415) 238-9669
Grades: 4-10
| 15 students

Frequently Asked Questions

What are the top ranked private high schools in San Mateo County, CA?
The top ranked private high schools in San Mateo County, CA include Woodside Priory School, Mercy High School, and The Nueva Middle School.
How many private high schools are located in San Mateo County?
31 private high schools are located in San Mateo County.
How much do private high schools cost in San Mateo County?
The average tuition cost is $37,234, which is higher than the California private school average tuition cost of $23,043.
How diverse are private high schools in San Mateo County?
San Mateo County private high schools are approximately 36% minority students, which is lower than the California private school average of 48%.
What percentage of private high schools are religiously affiliated in San Mateo County?
28% of private high schools in San Mateo County are religiously affiliated (most commonly Catholic and Christian).
Which private high schools in San Mateo County are often viewed compared to one another?

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