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

Top 3 Best California Private High Schools Belonging to American Montessori Society (AMS) (2025)

For the 2025 school year, there are 3 private high schools belonging to American Montessori Society (AMS) serving 1,529 students in California. You can also find more schools membership associations in California.
The top ranked private high schools belonging to American Montessori Society (AMS) in California include Alsion Middle/High School, Sacred Heart Schools, Atherton, and Bowman School.
The average acceptance rate is 93%, which is higher than the California private high school average acceptance rate of 80%.
33% of private high schools belonging to American Montessori Society (AMS) in California are religiously affiliated (most commonly Catholic).

Top Ranked Private High Schools Belonging to American Montessori Society (AMS) in California (2025)

School
Location
Grades
Students
Alsion Middle/High School
Alsion Middle/High School Photo - Alsion School is a non-profit Montessori based program that serves grades 7-12 in the Mission area of Fremont, CA.
Montessori School
(2)
750 Witherly Ln
Fremont, CA 94539
(510) 445-1127
Grades: 7-12
| 48 students
Bowman School
Bowman School Photo
Montessori School
(1)
4000 Terman Drive
Palo Alto, CA 94306
(650) 813-9131
Grades: NS-12
| 265 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

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