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Wellington Day School

6451 Harding Avenue
Clinton, WA 98236

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Tel: (360) 341-1252

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Welcome to Wellington Day School, we are so glad to have you join us! Wellingon Day School is a priately run Montessori School located on beautiful Whidbey Island.

We offer an excellent education to children, preshcool through eighth grade.

Once you have enrolled your child, you may feel confident that we are able to provide them with a safe, well-rounded and positive academic experience.

Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-8
Enrollment: 39 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Overview

School Type

Montessori School

Grades Offered

Grades Prekindergarten-8

Year Founded

1993

Student Body

Total Students

39 students

Student Body Type

Co-ed

% Students of Color

State avg.: 31%

Students by Grade

Academics and Faculty

Total Classroom Teachers

5 teachers

Student-Teacher Ratio

8:1

National avg.: 11:1

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Application URL

Online Application

School Notes

School Motto: The greatest gifts we can give our children are the roots of responsibility and the wings of independence.

Welcome to Wellington Day School, we are so glad to have you join us! Wellingon Day School is a priately run Montessori School located on beautiful Whidbey Island.
We offer an excellent education to children, preshcool through eighth grade.
Once you have enrolled your child, you may feel confident that we are able to provide them with a safe, well-rounded and positive academic experience.

Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

What schools are Wellington Day School often compared to?

Wellington Day School is often viewed alongside schools like Whidbey Island Waldorf School by visitors of our site.

When is the application deadline for Wellington Day School?

The application deadline for Wellington Day School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-8
Enrollment: 39 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

Did You Know?

The average private school tuition in Washington is $15,457 for elementary schools and $17,416 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Washington is 82% (read more about average acceptance rates across the country).