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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
How to Apply
Tuition & Financial Aid
FAQs
Learn more about enrolling at Cedar River Montessori. We are accepting applications, with limited space available in elementary through Grade 8 for Fall 2025. Contact Admissions to learn more!
Submit an Admissions Inquiry
Register for our 2026-2027 Open House
Scheduled for Saturday, January 31, 2026, from 10 am - noon
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
Philanthropy at Cedar River
Annual Giving
Annual Report
Matching Gifts
Children's Book
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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15828 SE Jones Rd
Renton, WA 98058
(425) 271-9614
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About Us
Guiding Principles and Mission
Quick Facts
Campus
Observations and Internships
Our History
Faculty & Staff Directory
Board of Directors
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
Philanthropy at Cedar River
Annual Giving
Annual Report
Matching Gifts
Children's Book
