Cornerstone Montessori (2026-27 Profile)

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Quick Facts (26-27)

School Type: Montessori School
Grades: Nursery/Preschool-6
Enrollment: 115 students
Average class size: 15 students
Application Deadline: None / Rolling
Source: ✓Verified school update

School Facts

School Type

Montessori School

Religious Affiliation

Nonsectarian

Grades Offered

Grades Nursery/Preschool-6

Students By Grade

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Distribution of Students By Grade

Grade	Cornerstone Montessori
Nursery	7
Pre-K	60
Kind	15
1	10
2	10
3	6
4	5
5	2

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Pre-K has 60 students and is the largest grade, far above Nursery’s 7 and every other grade.

Year Founded

1990

Summer School Offered

Yes

Summer Program Details

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School Calendar

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Student Body

Total Students

115 students

Student Body Type

Co-ed

% Students of Color

29%

State avg.: 32%

Academic Profile

Total Classroom Teachers

8 teachers

Student-Teacher Ratio

14:1

National avg.: 11:1

% Faculty w/Advanced Degree

30%

Average Class Size

15 students

Classroom Dress Code

Casual

Tuition & Financial Aid

Admission Deadline

None / Rolling

Tuition Notes

www.cornerstonemontessori.online/tuition

Summer Program Cost

$990

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Extracurriculars

Total ExtracurricularsTotal Extra-curric.

2 extracurriculars

ExtracurricularsExtra-curric.

Club or Organization:

Spanish Lessons

Arts and Music Programs:

Music Lessons

School Notes

Cornerstone Montessori Full-Day and Part-Time Programs are offered to families that want childcare as well as desire a Montessori learning environment.
Our school hours are 6:30am to 5:30pm, with full-day and half-day options, as well as 2, 3, and 5 days a week. Certain schedules may only be available on a limited basis, depending on the school year.
We currently have options from the ages of 3 months to 6th grade.
Cornerstone Montessori strives to create an atmosphere for children that promotes fun, independence, responsibility, and respect.
Cornerstone Montessori aims to provide a carefully planned, stimulating environment which will help children to develop within themselves the foundational attitudes, habits and skills that are essential for a lifetime of creative thinking and learning.
We strive to create an atmosphere that promotes fun, independence, responsibility and respect.
In the Montessori classroom, the teacher prepares the environment with hands on experimental activities in the area of art, music, science, math, geography, language, daily living skills and social etiquette.
The teacher guides, but it is the child who learns, who is motivated from within through the actual work itself.
Summer programs available!

Cornerstone Montessori Full-Day and Part-Time Programs are offered to families that want childcare as well as desire a Montessori learning environment.Our school hours are 6:30am to 5:30pm, with full-day and half-day options, as well as 2, 3, and 5 days a week. Certain schedules may only be available on a limited basis, depending on the school year.We currently have options from the ages of 3 months to 6th grade.Cornerstone Montessori strives to create an atmosphere for children that promotes fun, independence, responsibility, and respect.Cornerstone Montessori aims to provide a carefully planned, stimulating environment which will help children to develop within themselves the foundational attitudes, habits and skills that are essential for a lifetime of creative thinking and learning.We strive to create an atmosphere that promotes fun, independence, responsibility and respect.In the Montessori classroom, the teacher prepares the environment with hands on experimental activities in the area of art, music, science, math, geography, language, daily living skills and social etiquette.The teacher guides, but it is the child who learns, who is motivated from within through the actual work itself.Summer programs available!

Source: Verified school update

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Frequently Asked Questions

How much does Cornerstone Montessori cost?

Cornerstone Montessori's tuition is approximately $990 for summer students.

Does Cornerstone Montessori offer a summer program?

Yes, Cornerstone Montessori offers a summer program. Visit their summer school page for more information.

When is the application deadline for Cornerstone Montessori?

The application deadline for Cornerstone Montessori is rolling (applications are reviewed as they are received year-round).

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Did You Know?

The average private school tuition in Pierce County, WA is $12,957 for elementary schools and $16,386 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Pierce County, WA is 91% (read more about average acceptance rates across the country).