Eastside Catholic School is a private Roman Catholic secondary school located in Sammamish, Washington, a suburb east of Seattle within the Archdiocese of Seattle.
It has a faith-based educational program for students in grades 6 through 12.
Quick Stats (2025)
- Top Ranked WA School
- Grades: 6-12
- Enrollment: 862 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Eastside Catholic High School ranks among the top 20% of private schools in Washington for:
Category
Attribute
Student Body
School Overview
Student Body
Total Students
862 students
Student Body Type
Co-ed
% Students of Color
23%
State avg.: 30%
Students by Grade

Academics and Faculty
Total Classroom Teachers
75 teachers
Student : Teacher Ratio
11:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
School Notes
- School Mascot: Crusades
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What schools are Eastside Catholic High School often compared to?
Eastside Catholic High School is often viewed alongside schools like The Bear Creek School, Eastside Catholic School by visitors of our site.
What is Eastside Catholic High School's ranking?
Eastside Catholic High School ranks among the top 20% of private schools in Washington for: Largest student body.
When is the application deadline for Eastside Catholic High School?
The application deadline for Eastside Catholic High School is rolling (applications are reviewed as they are received year-round).
School Reviews
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