For the 2025 school year, there are 3 private elementary schools belonging to Association Montessori International (AMI) serving 258 students in Washington. You can also find more schools membership associations in Washington.
Private Elementary Schools Belonging to Association Montessori International (AMI) in Washington (2025)
School
Location
Grades
Students
Little Oak Montessori School
Montessori School
1054 Se Oak St./elementary Campus: 871 Ne Estes St
White Salmon, WA 98672
(509) 281-1721
White Salmon, WA 98672
(509) 281-1721
Grades: PK-6
| 69 students
Northwest Montessori School - Wedgewood
Montessori School
7400 25th Ave Ne
Seattle, WA 98115
(206) 524-4244
Seattle, WA 98115
(206) 524-4244
Grades: PK-6
| 143 students
Sagebrush Elementary School
Montessori School
507 Wright Ave
Richland, WA 99352
(509) 946-0778
Richland, WA 99352
(509) 946-0778
Grades: 1-6
| 46 students
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