For the 2026 school year, there are 4 private schools belonging to Middle States Association of Colleges and Secondary Schools serving 223 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 92%, 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 (2026)
School
Location
Quick Facts
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 small student body 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.]( "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 small student body 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
Olympic Valley, CA 96146
(530) 583-8665
Gr: 9-12 | 40 students Avg. class size: 7 students Sports: 19 | Extracurrculars: 26 Tuition & acceptance rate listed
657 Victoria Street
Costa Mesa, CA 92627
(949) 642-0411
Costa Mesa, CA 92627
(949) 642-0411
Gr: PK-8 | 119 students Tuition listed
International (Swiss and Norwegian Headquarters).
San Diego, CA 03007
(407) 766-6369
San Diego, CA 03007
(407) 766-6369
Gr: 11-12 | 60 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 8 Tuition listed
18760 Colima Rd
Rowland Heights, CA 91748
(626) 964-9588
Rowland Heights, CA 91748
(626) 964-9588
Gr: 7-12 | 4 students Avg. class size: 10 students Extracurrculars: 8 Tuition & acceptance rate listed
Recent Articles
Free Private Schools & Voucher Programs in 2025
Updated guide to free private schools and school voucher programs, 2025 policies, costs, equity issues, and how families access tuition support.
Social Emotional Learning 2025: Policy, Practice and Outcomes
Updated 2025 review of social emotional learning in schools, research outcomes, key trends, challenges and future paths for parents and educators.
Private School Admissions for Siblings: Costs and Timing
Learn how private school admissions for siblings affect costs, discounts, and timing strategies for families planning multiple enrollments.