Discover Eastside Catholic School
Inspiring minds and hearts on 50 acres of possibility
Founded in 1980, the school opened its permanent Sammamish campus in 2008. Designed to foster academic excellence, spiritual growth and student engagement, our campus features fully equipped science labs, integrated classroom technology and dedicated spaces for student collaboration and community-building.
Notable highlights include the St. Francis of Assisi Chapel located at the heart of campus, a digital learning library and expansive athletic facilities that support a wide range of student interests and activities.
CAMPUS HIGHLIGHTS
- Founded in 1980
- Sammamish campus opened in 2008
- 10 fully equipped science labs
- 12,000-volume digital and print library
- 2 gymnasiums
- 2,000-seat athletic stadium
- 2 multipurpose turf fields
- 1 central courtyard
- 4 tennis courts
- 1 dedicated Commons/cafeteria space
- 1 dedicated independent living skills classroom, used by 9-12 special education
- Numerous outdoor learning spaces, including a dedicated outdoor classroom, challenge course, large, tented area and onsite wetlands
STUDENT BODY
- Middle School students: 210
- High School students: 606
- High School Special Education students: 6
- Catholic: 45%
- Other faith traditions: 55%
- Students of color: 45%
ACADEMIC EXCELLENCE
- College-bound graduates (2025): 93%
- College-bound graduates (2024): 99%
- AP, UWHS and Honors courses: 35+
- National Merit finalists (2018-25): 18
- National Merit commended students (2018-25): 51
- Middle School and High School faculty: 89
- Faculty holding advanced degrees: 57%
- National Board-Certified faculty and staff: 12
- Student-Teacher ratio: 13:1
- Average class size: 17
Accreditation and Membership
- Accredited by the Northwest Association of Independent Schools (NWAIS)
- Approved as a Catholic School by the Archdiocese of Seattle
- Approved by the State of Washington’s Office of Superintendent of Public Instruction (OSPI)
- Member of the National Association of Independent Schools
- Member of the Washington Federation of Independent Schools (WFIS)
- Member of the Association for Middle Level Education (AMLE), formerly National Middle School Association
Step Inside
Where Learning Comes to Life
Eastside Catholic School
Where Faith, Learning and Friendship Thrive!
The Commons
The Commons serves as a central gathering space for students during break and lunch. It is also home to our food provider, No Junk, Inc., offering fresh and nutritious meal options each day.
Student Services
Our Student Services team provides comprehensive support to foster each student’s academic success and personal growth through counseling, guidance and wellness resources. Our dedicated team works collaboratively to ensure students are empowered to succeed and thrive throughout their educational journey.
Eastside Catholic Library
The James P. Kubacki Library at Eastside Catholic provides a welcoming environment where students can study, collaborate and explore new ideas. Dedicated to fostering academic excellence and a lifelong love of reading, the library is a vibrant hub of learning and discovery.
High School Den
The High School Den is a welcoming and versatile space designed for students to relax, recharge and connect. Whether you're studying, socializing or taking a break between classes, it's your go-to spot for comfort, community and a sense of belonging.
Eastside Catholic Freshman Den
Designed specifically for ninth-grade students, the Freshman Den offers a welcoming space to study, relax and socialize as students navigate their first year of high school.
Classroom at Eastside Catholic School
One of the many classrooms at Eastside Catholic School where curiosity sparks, friendships grow and every lesson feels like a new adventure filled with energy and inspiration.
DECA Den at Eastside Catholic School
Conveniently located next to the DECA Store on the first floor between the D and E wings, the DECA Den features café-style tables where students can work on schoolwork, enjoy lunch and socialize with peers.
St. Francis of Assisi Chapel
Located at the heart of the school between the C and D wings on the second floor, the St. Francis of Assisi Chapel serves as a sacred space for celebrating Mass and hosting prayer services. It also functions as a gathering place for community presentations and other meaningful events.
Eastside Catholic Main Gym
The main gym at Eastside Catholic School is a dynamic space where school spirit comes alive—hosting athletic events, assemblies and community gatherings that bring EC families and students together in energy and pride. Roll Cru!
Eastside Catholic Athletic Fields and Tennis Courts
Eastside Catholic School's athletic fields and facilities provide a dynamic space for student-athletes to train, compete and build community. Designed to support a wide range of sports and activities, these facilities reflect our commitment to excellence in athletics and student wellness.
Back of School
Nestled in the back of Eastside Catholic School, this light-filled, windowed space offers peaceful views of the St. Francis of Assisi garden and surrounding campus woods—creating a peaceful retreat for reflection and quiet connection with nature and friends.
HIGH SCHOOL ATHLETICS
Eastside Catholic offers a robust athletics program with a wide range of varsity athletic teams, as well as with junior varsity and JV-C level teams. Most of our teams compete in the highly competitive WIAA 3A Metro League, fostering excellence, sportsmanship and school pride.
- Varsity athletic teams: 23
- Metro League championships: 19
- WIAA academic state championships: 12
- State championships: 11
- Individual student-athlete champions: 19
MIDDLE SCHOOL ATHLETICS
Eastside Catholic offers a range of athletic opportunities for middle school students through Catholic Youth Organization (CYO) programs, encouraging skill development, teamwork and school spirit.
- CYO programs: 7
- Cross country, basketball, volleyball, soccer and track
