St. Pius X Elementary School (2026 Profile)

Home > Washington > Snohomish County > Mountlake Terrace

St. Pius X Elementary School

22105 58th Ave W
Mountlake Terrace, WA 98043

Tel: (425) 778-9861

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St. Pius X Catholic School is a community that functions through the collaborative efforts of teaching professionals, parents and students.

Our three-fold mission is to academically prepare our students for their futures, to impart the nurturing love that Jesus Christ teaches us through our Catholic faith, and to foster the students' moral accountability to themselves and their communities at large.

The academic curriculum at St. Pius X is one that challenges students to develop basic skills and good study habits.

The curriculum includes instruction in computers, music and physical education.

Quick Facts (2026)

Grades: Kindergarten-9
Enrollment: 132 students
Application Deadline: None / Rolling
Source: Verified school update

Top Rankings

St. Pius X Elementary School ranks among the top 20% of private schools in Washington for:

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Religious Affiliation

Catholic

Grades Offered

Grades Kindergarten-9

Student Body

Total Students

132 students

Student Body Type

Co-ed

% Students of Color

62%

State avg.: 31%

Students by Grade

Academics and Faculty

Total Classroom Teachers

10 teachers

Student-Teacher Ratio

13:1

National avg.:

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

School Notes

St. Pius X Catholic School is a community that functions through the collaborative efforts of teaching professionals, parents and students. Our three-fold mission is to academically prepare our students for their futures, to impart the nurturing love that Jesus Christ teaches us through our Catholic faith, and to foster the students' moral accountability to themselves and their communities at large. The academic curriculum at St. Pius X is one that challenges students to develop basic skills and good study habits. The curriculum includes instruction in computers, music and physical education.

Source: Verified school update

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Frequently Asked Questions

What schools are St. Pius X Elementary School often compared to?

St. Pius X Elementary School is often viewed alongside schools like St. Thomas More Parish School by visitors of our site.

When is the application deadline for St. Pius X Elementary School?

The application deadline for St. Pius X Elementary School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

Grades: Kindergarten-9
Enrollment: 132 students
Application Deadline: None / Rolling
Source: Verified school update

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Did You Know?

The average private school tuition in Snohomish County, WA is $12,997 for elementary schools and $20,050 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Snohomish County, WA is 88% (read more about average acceptance rates across the country).