Washington International School

Washington International School (WIS) is a coeducational day school offering 900 students a challenging international curriculum and rich language program from Preschool through Grade 12.
Students in Preschool through Grade 5 follow the International Baccalaureate (IB) Primary Years Program (PYP).
In Grades 6-10 students pursue a course of study designed to build skills in key areas while enhancing their ability to think deeply and solve problems.
In their final two years of high school, all students are enrolled in IB Diploma Program courses.
We equip children with the tools to master rigorous academic challenges in math, science, languages, literature, social sciences, and the arts.
An active sports schedule, programs in the arts, participation in clubs, community service in Washington, DC and around the world, and travel programs-for study and for fun-help create well-rounded students who are also engaged global citizens.

Quick Stats (2024)

  • Top Ranked DC School
  • Grades: Nursery/Preschool-12
  • Enrollment: 899 students
  • Yearly Tuition: $49,720
  • Average class size: 14 students
  • Application Deadline: Jan. 5
  • Source: Verified school update

Top Rankings

Washington International School ranks among the top 20% of private schools in District Of Columbia for:

Category
Attribute

School Overview

Student Body

Total Students
899 students
Student Body Type
Co-ed
Students by Grade
Washington International School Student By Grade

Academics and Faculty

Total Classroom Teachers
106 teachers
Student : Teacher Ratio
8:1
National avg.: 13:1
% Faculty w/Advanced Degree
72%
Average Class Size
14 students
List of Courses Offered
Average SAT score
1390
Average ACT score
31
Matriculation DataMatric. Data
Classroom Dress Code
Casual

Tuition and Acceptance Rate

Admission Deadline
Jan. 5
Yearly Tuition Cost
Tuition Notes
Preschool Tuition: $30,950 Pre-Kindergarten Tuition: $39,405 Kindergarten Tuition: $42,785 Grade 1 to Grade 5 Tuition: $43,970 Middle School Tuition (Grades 6-8): $49,010 Upper School Tuition (Grades 9-12): $49,720
% on Financial Aid
14%
Average Financial Aid Grant
$34,300
Admissions Director
Mary Hastings Moore
Endowment Size
$8.4 million

Sports

Total Sports Offered
7 sports

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
4 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
many student-organized clubs

Arts and Music Programs:
chorus and instrumental music., In middle and upper schools, two musicals and two plays each year
Source: Verified school update

Frequently Asked Questions

How much does Washington International School cost?
Washington International School's tuition is approximately $49,720 for private students.
What schools are Washington International School often compared to?
Washington International Schoolis often viewed alongside schools like Georgetown Day School, Sidwell Friends School by visitors of our site.
What sports does Washington International School offer?
Washington International School offers 7 interscholastic sports: Basketball, Cross Country, Golf, Soccer, Tennis, Track and Field and Volleyball.
What is Washington International School's ranking?
Washington International School ranks among the top 20% of private schools in District Of Columbia for: Largest student body.
When is the application deadline for Washington International School?
The application deadline for Washington International School is Jan. 5.

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Quick Stats (2024)

  • Top Ranked DC School
  • Grades: Nursery/Preschool-12
  • Enrollment: 899 students
  • Yearly Tuition: $49,720
  • Average class size: 14 students
  • Application Deadline: Jan. 5
  • Source: Verified school update

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Did You Know?

The average private school tuition in Washington, DC is $29,363 for elementary schools and $33,185 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Washington, DC is 60% (read more about average acceptance rates across the country).

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