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Northwest Montessori School

4910 Phinney Ave N
Seattle, WA 98103
Northwest Montessori School serves 152 students in grades Prekindergarten-6, is a member of the Other religious school association(s) and the American Montessori Society (AMS).
The student:teacher of Northwest Montessori School is 19:1 and the school's religious affiliation is Nonsectarian.

Quick Facts (2025-26)

  • School Type: Montessori School
  • Grades: Prekindergarten-6
  • Enrollment: 152 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-6
Year Founded
1965
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
Northwest Montessori School Student 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 Calendar

View the Northwest Montessori School below. Note key dates such as:

Event
Date
School Closed: Thanksgiving/Native American Heritage Day Break
November 27, 2025 (Thursday)
School Closed: Winter Holiday
December 24, 2025 (Wednesday)
School Closed: Winter Holiday
January 01, 2026 (Thursday)
School Closed: In-Service Day
January 05, 2026 (Monday)
School Closed: Martin Luther King Jr. Day
January 19, 2026 (Monday)

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Quick Facts (2025-26)

  • School Type: Montessori School
  • Grades: Prekindergarten-6
  • Enrollment: 152 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Seattle, WA is $21,536 for elementary schools and $25,246 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Seattle, WA is 70% (read more about average acceptance rates across the country).

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