St. Thomas School

8300 NE 12th Street
Medina, WA 98039-0980
Tel: (425)454-5880
Grades: PK-8 | 258 students
St. Thomas School began in 1951 with a class of 17 students; today enrollment is 295 students.
The state-of-the-art campus provides an innovative and dynamic learning environment, purposefully designed to support the educational program.
Our campus is aesthetically stunning, and provides unique learning spaces such as a science lab, technology center, media publishing lab, library/multi-media center, a dedicated foreign language classroom, music room, and four plazas to support collaboration and research.
Our LEED Gold certification is a public statement about the school's commitment to the environment. St. Thomas School offers a rigorous program that emphasizes mastery of core academic knowledge and skills, the integration of technological, thinking, decision-making, and research skills, and the development of character and core virtues.

School Overview

School Membership(s)School Assoc. National Association for the Education of Young Children
National Association of Independent Schools (NAIS)
Other school association(s)
Grades Offered Grades Prekindergarten-8
Year Founded 1951

Student Body

Total Students 258 students
Student Body Type Co-ed
% Students of Color
State avg.: 27%
Students by Grade St. Thomas School Student By Grade

Academics and Faculty

Total Classroom Teachers 36 teachers
Student : Teacher Ratio 7:1
National avg.: 13:1
% Faculty w/Advanced Degree
Average Class Size 16 students
Classroom Dress Code Formal

Finances and Admission

Admission Deadline Jan. 14 / rolling
Tuition Notes Tuition varies between preschool and elementary/middle school grades.
% on Financial Aid
Average Financial Aid Grant $14,005
Acceptance Rate
National avg.: 85%
Admissions Director Lyn-Felice Calvin
Admissions Associate Emily Honig


Total Sports Offered 7 sports
Sports Baseball, Basketball, Cross Country, Golf, Softball, Ultimate Frisbee, VolleyballBaseballBasketball,
Cross CountryGolf,
SoftballUltimate Frisbee,


Total ExtracurricularsTotal Extra-curric. 12 extracurriculars
ExtracurricularsExtra-curric. Chess, Chorus, Drama, Falcon's Ledge Middle School Club, Guitar Lessons, Lego Robotics, Photography, Piano Lessons, Softball, Toothpick Construction, Unicycling, Yearbook Chess, Chorus, Drama, Guitar Lessons, Lego Robotics, Photography, Piano Lessons, Softball, Unicycling, Yearbook, Falcon's Ledge Middle School Club,
Toothpick Construction,

School Notes

  • The mission of St. Thomas School is to develop responsible citizens of a global society. In partnership with parents, we inspire and motivate intellectually curious students. Our small, nurturing environment supports the acquisition of a broad academic foundation with an emphasis on critical thinking, leadership skills, and the development of strong character and spiritual awareness. St. Thomas School invites, welcomes, and celebrates diverse cultures, individuals, experiences, and perspectives within our school community and the world beyond our doors.  The members of our school community comprise a partnership of all constituents, including students, families, faculty, staff, trustees, alumni, and neighbors.  We believe our most critical role is to nurture the development of tomorrow’s responsible and engaged global citizens.  Further, we believe that understanding and exploring the connections among us makes us stronger.  Together, our shared values of gratitude, responsibility, respect, courage, integrity, tolerance, compassion, perseverance, and generosity foster an inclusive and multicultural learning environment.
  • Being a part of the St. Thomas School family means being open to the contributions of every member and recognizing that a sense of belonging stimulates our institution’s growth and strengthens our community.  Celebrating and appreciating diversity is an ongoing process that requires open dialogue and exploration of ideas and beliefs.  At St. Thomas School, our students begin a journey toward global citizenship that they will follow throughout their lives.
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Did You Know?
The average private school tuition in King County, WA is $12,066 for elementary schools and $14,929 for high schools (read more about average private school tuition across the country).
The average acceptance rate in King County, WA is 73% (read more about average acceptance rates across the country).