For the 2026 school year, there are 2 private high schools belonging to American Montessori Society (AMS) serving 634 students in Washington. You can also find more schools membership associations in Washington.
The top-ranked private high school belonging to American Montessori Society (AMS) in Washington is Woodinville Montessori School | Bothell Campus.
Top-Ranked Private High Schools Belonging to American Montessori Society (AMS) in Washington (2026)
School
Location
Quick Facts
19102 North Creek Parkway
Bothell, WA 98011
(425) 482-3184
Bothell, WA 98011
(425) 482-3184
Gr: NS-12 | 459 students Avg. class size: 20 students Sports: 7 | Extracurrculars: 25 Tuition listed
Harbor Montessori
Montessori School
5414 Comte Dr Nw
Gig Harbor, WA 98335
(253) 851-5722
Gig Harbor, WA 98335
(253) 851-5722
Gr: PK-9 | 175 students
Recent Articles
How 91黑料s Are Preventing Student Burnout
Discover how private schools are addressing student burnout through wellness programs, balanced academics, and expanded mental health support.
How 91黑料s Evaluate 鈥淪oft Skills鈥 Like Leadership and Grit
Learn how private schools assess leadership, grit, resilience, and character, and why these soft skills are becoming increasingly important in admissions.
How 91黑料s Handle Cell Phones: Why Phone-Free Campuses Are Growing
Discover how private schools manage cell phones, why phone-free campuses are growing, and how reduced social media access can benefit students.