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BASIS Independent Bellevue Photo #4 - Campus Entrance

BASIS Independent Bellevue

15749 NE 4th Street
Bellevue, WA 98008
At , a Kindergarten-Grade 12 private school, we believe students are capable of more than they can imagine.
Our advanced academic program builds deep knowledge and mastery while fostering curiosity, creativity, and intellectual confidence.
With expert teachers and a warm, collaborative community, students are inspired to ask questions, embrace challenges, and take ownership of their learning. Beyond the classroom, they explore their passions through the arts, athletics, leadership, and research.
The result is a community that empowers students to become fearless thinkers, prepared to explore, question, and shape the world.
Come see what's possible. of BASIS Independent Bellevue and experience our community firsthand.

Quick Facts (2026)

  • Top-Ranked WA School
  • Grades: Kindergarten-12
  • Enrollment: 331 students
  • Yearly Tuition: $38,500
  • Average class size: 20 students
  • Application Deadline: Jan. 15 / rolling
  • Source: Verified school update

Top Rankings

BASIS Independent Bellevue ranks among the top 20% of private schools in Washington for:

School Overview

School Membership(s)School Assoc.
Grades Offered
Grades Kindergarten-12
Year Founded
2022
Summer School Offered
Yes
Summer Program Details
School Calendar
First Day of School
Mon. Aug 24, 2026
Last Day of School
Thu. Jun 17, 2027

Student Body

Total Students
331 students
Student Body Type
Co-ed
% Students of Color
97%
State avg.: 32%
Students by Grade

Academics and Faculty

Total Classroom Teachers
48 teachers
Student-Teacher Ratio
7:1
National avg.:
Average Class Size
20 students
Number of AP/Advanced Courses
19 courses
List of Courses Offered
AP/Advanced Courses
AP 2-D Art and DesignAP Biology
AP Business with Personal FinanceAP Calculus AB
AP Calculus BCAP Chemistry
AP Chinese Language & CultureAP Computer Science
AP EnglishAP French
AP LatinAP Physics
AP PsychologyAP Research
AP SpanishAP US Government
AP US HistoryAP World History
Average SAT score
1514
(Out of 1600)
Average ACT score
34
(Out of 36)
Matriculation DataMatric. Data
Classroom Dress Code
Casual

Tuition and Acceptance Rate

Admission Deadline
Jan. 15 / rolling
Yearly Tuition Cost
Tuition Notes
Tuition varies based on grade level. Families may pay tuition in three ways 1) one payment, 2) two payments, or 3) ten monthly payments
Application URL

Sports

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
30 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Badminton ClubBoard Game Club
Book ClubChess Club
Coding ClubCommunity Service
Dance ClubHealth Occupation Students of America
Lego ClubMandarin Club
Math ClubPokemon Club
Robotics ClubRock Guitar Club
Science BowlScience Club
Science OlympiadSpeech and Debate
Spike Ball ClubStorytelling Club
World Travel CubYearbook


Arts and Music Programs:
Arts ClubBand
Drum LineOrchestra
theater


Recreational Athletic Programs:
Dodgeball ClubJuggling Club
Volleyball Club

School Notes

  • School Mascot: Mountaineers
  • At BASIS Independent Bellevue, we believe students are capable of more than they can imagine, and that the most powerful education inspires them to think for themselves.With expert teachers, a thoughtfully designed curriculum in a warm, welcoming culture, students grow into fearless and confident thinkers prepared to explore, question, and contribute with purpose.
Source: Verified school update

Frequently Asked Questions

How much does BASIS Independent Bellevue cost?
BASIS Independent Bellevue's tuition is approximately $38,500 for private students.
Does BASIS Independent Bellevue offer a summer program?
Yes, BASIS Independent Bellevue offers a summer program. Visit their for more information.
What sports does BASIS Independent Bellevue offer?
BASIS Independent Bellevue offers 8 interscholastic sports: Badminton, Basketball, Dance, Soccer, Swimming, Tennis, Track and Field and Volleyball. BASIS Independent Bellevue is ranked as one of the top 20% of private schools in Washington for most sports offered.
What is BASIS Independent Bellevue's ranking?
When is the application deadline for BASIS Independent Bellevue?
The application deadline for BASIS Independent Bellevue is Jan. 15 / rolling (applications are due on Jan. 15 but additional applications are reviewed year-round as space permits ).
In what neighborhood is BASIS Independent Bellevue located?
BASIS Independent Bellevue is located in the West Lake Sammamish neighborhood of Bellevue, WA. There are 1 other private schools located in West Lake Sammamish.

School Reviews

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Quick Facts (2026)

  • Top-Ranked WA School
  • Grades: Kindergarten-12
  • Enrollment: 331 students
  • Yearly Tuition: $38,500
  • Average class size: 20 students
  • Application Deadline: Jan. 15 / rolling
  • Source: Verified school update

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Did You Know?

The average private school tuition in Bellevue, WA is $24,520 for elementary schools and $29,869 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Bellevue, WA is 81% (read more about average acceptance rates across the country).

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