EC at a Glance
Programs
Campus
Located on 50 acres in Sammamish, Washington, our beautiful state-of-the-art campus facilities, built in 2008, are an ideal learning environment. Amenities include fully-equipped science labs, integrated classroom technology and dedicated gathering areas for student collaboration. The campus is home to the St. Francis of Assisi Chapel, a digital learning library, dedicated athletic spaces and much more.
- Founded in 1980
- 10 science labs
- 12,000-volume library
- 2 gymnasiums
- 2,000-seat stadium
- 2 multipurpose turf fields
- 1 central courtyard
- 1 dedicated Commons/cafeteria space
- 1 dedicated independent living skills classroom
- Outdoor learning spaces, including a large-tented area.
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
Academic Excellence
- Middle School and High School faculty: 89
- Faculty holding advanced degrees: 55%
- Faculty and staff awarded National Board Certification: 12
- Student-Teacher Ratio: 14:1
- Average class size: 19
- 99% of students are college-bound graduates (2023)
- 35+ AP, UWHS and Honors Courses
- National Merit Finalists: 13 (2018-2023)
- National Merit Commended Students: 44 (2018-2023)
Student Body
- 233 students in Middle School (Grades 6 - 8)
- 603 students in High School (Grades 9 - 12)
- 7 students in High School Options Program
- 41% Roman Catholic
- 59% other faith traditions
High School Sports
Eastside Catholic is proud to offer 22 varsity athletic teams with many junior varsity and JV-C level teams. Most EC teams participate in the WIAA 3A Metro League.
- 23 athletic teams
- 19 Metro League championships
- 12 WIAA academic state championships
- 9 state championships
- 19 individual student-athlete champions
Middle School Sports
- 7 Catholic Youth Organization (CYO) athletic programs, including cross country, basketball and track