Northwest Montessori School in Seattle, WA, serves co–ed students from pre–kindergarten through 6th grade in a nonsectarian Montessori program located in the Fremont neighborhood.
Founded in 1965, the school enrolls 152 students with a student–teacher ratio of 19:1 supported by 8 teachers.
Approximately 41% of the student body represents diverse racial and ethnic backgrounds in this large city community.
The school is a member of the American Montessori Society and operates within a city locale offering Montessori early learning and elementary education.
Nearby Seattle Montessori options include Pacific Crest School and Kapka Cooperative School, providing additional local choices for PK–8 private schooling.
Quick Facts (2026)
- School Type: Montessori School
- Grades: Prekindergarten-6
- Enrollment: 152 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-6
Year Founded
1965
School Calendar
Last Day of School
Thu. Jun 11, 2026
Student Body
Total Students
152 students
Student Body Type
Co-ed
% Students of Color
41%
State avg.: 31%
Students by Grade
Academics and Faculty
Total Classroom Teachers
8 teachers
Student-Teacher Ratio
19:1
National avg.:
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
When is the application deadline for Northwest Montessori School?
The application deadline for Northwest Montessori School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Northwest Montessori School located?
Northwest Montessori School is located in the Fremont neighborhood of Seattle, WA. There are 2 other private schools located in Fremont.
School Reviews
Endorse Northwest 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
- Academic or athletic awards
Recent Articles
Alternative Transcript Models in ²ÝÁñÉçÇø Schools
Explore alternative transcript models, mastery transcripts, and portfolio admissions in private schools and what they mean for college admissions.
Independent School Accreditation Explained
Learn how independent school accreditation works, why it matters, and what families should look for when evaluating private schools.
Microcredentialing for Teachers in ²ÝÁñÉçÇø Schools
Explore how microcredentialing helps private school teachers build skills, improve instruction, and stay competitive in 2026.


