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Located on 12 acres of forested wetland and pasture, Cedar River Montessori is an American Montessori Society accredited, independent, nonprofit school for students ages 3 through middle school in Renton, WA. Cedar River Montessori students follow their natural interests as they explore their world, discovering the interconnectedness of personal responsibility, environmental stewardship, and social equity.
We invite you to explore and get to know Cedar River Montessori!
Admissions
Portrait of a Graduate
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We welcome you to discover the wonder of Cedar River Montessori, where learning is brought to life through purposeful, hands-on experiences and meaningful exploration. Visit our unique 12 acre campus, and experience firsthand how our carefully prepared environment sparks curiosity and fosters a deep appreciation for the world around us.
Submit an Admissions Inquiry
Programs
Overview
Early Childhood
Grades 1-3
Grades 4-6
Grades 7 and 8
Extended Care and Enrichments
Summer
We offer individualized and experiential Montessori education from Early Childhood through Middle School - come learn about the transformative power of a Cedar River education.
The 12-Acre Classroom
Overview
12-Acre Trails and Restoration Project
Animal Care and Behavior
Garden and Environmental Education
Outdoor Education for Ages 3-9
Outdoor Education for Ages 9-14
Our Montessori education is place-based and grounded in our 12-acre campus, where students gain experience in animal behavior and husbandry, organic gardening, forest restoration, study of native plants and wildlife, and environmental and social justice.
Support our 12-Acre Trails and Restoration Project
Giving
Ways to Give
Planned Giving
Annual Giving
Annual Report
Matching Gifts
Annual Gala
We are better together!
Thank you for supporting the transformative work that we are so proud to do! Learn how your gift can make an immediate impact in our community.
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New Family/Student Orientation Visits on Campus
8/24/2026
to
8/25/2026
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15828 SE Jones Rd
Renton, WA 98058
(425) 271-9614
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About Us
Welcome to Cedar River Montessori
Guiding Principles and Mission
Quick Facts
Campus
Children's Book
Our History
Parent and Family Partnership
Faculty & Staff Directory
Board of Directors
Observations and Internships
Employment
Contact Us
Admissions
Portrait of a Graduate
How to Apply
Tuition & Financial Aid
FAQs
Programs
Overview
Early Childhood
Grades 1-3
Grades 4-6
Grades 7 and 8
Extended Care and Enrichments
Summer
The 12-Acre Classroom
Overview
12-Acre Trails and Restoration Project
Animal Care and Behavior
Garden and Environmental Education
Outdoor Education for Ages 3-9
Outdoor Education for Ages 9-14
Giving
Ways to Give
Planned Giving
Annual Giving
Annual Report
Matching Gifts
Annual Gala
