A+ World Academy Photo - A+ World Academy's incredible campus, the historic ship Sørlandet.

Best California Private Schools Belonging to Middle States Association of Colleges and Secondary Schools (2025)

For the 2025 school year, there are 5 private schools belonging to Middle States Association of Colleges and Secondary Schools serving 518 students in California. You can also find more schools membership associations in California.
The top ranked private schools belonging to Middle States Association of Colleges and Secondary Schools in California include Lake Tahoe Preparatory School and Page Academy.
The average acceptance rate is 90%, which is higher than the California private school average acceptance rate of 80%.

Top Ranked Private Schools Belonging to Middle States Association of Colleges and Secondary Schools in California (2025)

School
Location
Grades
Students
EF Academy Pasadena
EF Academy Pasadena Photo - Hands-on learning encourages our students to make their own discoveries. Calculate velocity in the real world by measuring the speed of a baseball!
(1)
1505 E Howard St.
Pasadena, CA 91104
(626) 507-9223
Grades: 9-12
| 265 students
Lake Tahoe Preparatory School
Lake Tahoe Preparatory School Photo - Lake Tahoe Prep is a coeducational boarding school for students in grades 9-12 located in Olympic Valley, California. With a student body of 70 and student to teacher ratio of 7:1, we lead a program built upon personalized attention. Our students benefit from our robust curriculum approved by the University of California.
Alternative School
255 Olympic Valley Road
Olympic Valley, CA 96146
(530) 583-8665
Grades: 9-12
| 70 students
Page Academy
Page Academy Photo - Page provides student and family centered education offering resources to studetns such as on-campus library, on-campus pool, computer lab and athletic field.
657 Victoria Street
Costa Mesa, CA 92627
(949) 642-0411
Grades: PK-8
| 119 students
A+ World Academy
A+ World Academy Photo - A+ World Academy's incredible campus, the historic ship Sørlandet.
International (Swiss and Norwegian Headquarters).
San Diego, CA 03007
(407) 766-6369
Grades: 11-12
| 60 students
18760 Colima Rd
Rowland Heights, CA 91748
(626) 964-9588
Grades: 7-12
| 4 students

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