Early World Montessori has been caring for children on Mercer Island since 1989.
Our programs offer the highest quality education and childcare. Our school provides a nurturing environment where parents feel secure knowing that they have made a good choice for their children.
This security allows parents peace of mind, which is so important in today's world of busy schedules.
At Early World Montessori your child will discover the joy of learning, the excitement of challenges, and the satisfaction of success.
Quick Facts (2026)
- School Type: Montessori School
- Grades: Prekindergarten-Kindergarten
- Enrollment: 73 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Early World Montessori ranks among the top 20% of private schools in Washington for:
Category
Attribute
Diversity
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-Kindergarten
School Calendar
Student Body
Total Students
73 students
Student Body Type
Co-ed
% Students of Color
67%
State avg.: 31%
Students by Grade
Academics and Faculty
Total Classroom Teachers
5 teachers
Student-Teacher Ratio
15:1
National avg.: 11:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
Source: Verified school update
Frequently Asked Questions
When is the application deadline for Early World Montessori?
The application deadline for Early World Montessori is rolling (applications are reviewed as they are received year-round).
School Reviews
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