Casa Maria Montessori School (the Children's House) is rooted in the philosophy of the educator and pioneer in child development, Dr. Maria Montessori.
The program for children aged three to five years offers an early childhood program that creatively engages each child's potential for learning in their formative years.
3 to 5 year-old Through Montessori-based methods, math and language skills are developed.
Practical life skills help children become independent and cooperative members of the community.
Daily cooking and sewing activities ground the children in self-care and care for one another and the environment.
Quick Stats (2025)
- School Type: Montessori School
- Grades: Prekindergarten-2
- Enrollment: 29 students
- Yearly Tuition: $8,750
- 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-2
Year Founded
1989
School Calendar
Student Body
Total Students
29 students
Student Body Type
Co-ed
Students by Grade

Academics and Faculty
Total Classroom Teachers
2 teachers
Student : Teacher Ratio
15:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL
School Notes
- School Motto: Education is a natural process
- School Mascot: Dolphin
- Casa Maria Montessori School (the Children's House) is rooted in the philosophy of the educator and pioneer in child development, Dr. Maria Montessori. The program for children aged three to five years offers an early childhood program that creatively engages each child's potential for learning in their formative years. 3 to 5 year-old Through Montessori-based methods, math and language skills are developed. Practical life skills help children become independent and cooperative members of the community. Daily cooking and sewing activities ground the children in self-care and care for one another and the environment.
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
How much does Cinquegranelli Montessori cost?
Cinquegranelli Montessori's tuition is approximately $8,750 for private students.
When is the application deadline for Cinquegranelli Montessori?
The application deadline for Cinquegranelli Montessori is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Cinquegranelli Montessori located?
Cinquegranelli Montessori is located in the Ballard neighborhood of Seattle, WA.
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