Cedar River Montessori School
To submit an admissions inquiry to the Director of Admissions directly, visit cedarrivermontessori.org and submit an inquiry in the lower left hand corner of our main page. Located on 12 acres of forested wetland and pasture, Cedar River Montessori is a private, independent, nonprofit 501(c)(3) Montessori school for students ages 3 through middle school in Renton, WA. Cedar River Montessori School fosters the innate curiosity of the child, presenting learning experiences that cultivate independent, creative thinkers who continuously build their understanding of themselves and the world around them..
Summer School Offered
Student Body Type
% Students of Color
State avg.: 28%
Students by Grade
Academics and Faculty
Total Classroom Teachers
Student : Teacher Ratio
National avg.: 13:1
% Faculty w/Advanced Degree
Average Class Size
Classroom Dress Code
Tuition and Acceptance Rate
Yearly Tuition Cost
Early childhood full-time - $11,250 Lower Elementary - $11,450 Upper Elementary- $11,650 Middle School - $11,900
% on Financial Aid
Average Financial Aid Grant
National avg.: 85%
Total ExtracurricularsTotal Extra-curric.
according to student interest, arts, Music, sports
- CRMS serves 130 students ages 3- 14 (8th grade).
- We have three primary-level classes (ages 3 - kindergarten). Each class has 20 students and two adults.
- We have two lower elementary classes with 37 students total (grades 1-3) with two teachers and two assistants.
- We have an upper elementary class of 20 students with a teacher and an assistant.
- We have a middle school program with room for 16 students in grades 7-8
- We are located 3 miles east of I-405 off the Maple Valley highway and our students come from Renton, Seattle, Kent, Maple Valley, Issaquah, and surrounding communities.
- We are a not-for-profit 501(c)(3) organization.
I love this school, it has a wonderful community of parents, teachers, and children. My son is so happy here and the students are kind, thoughtful, and caring.
Endorse Cedar River Montessori School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
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