We look forward to welcoming you into our international community!


At BISW, students flourish in a community of diverse students, dedicated staff, and accomplished alumni. We offer personalized education for students aged 2 to 18 and believe every child has unlimited potential. We pride ourselves on having an inclusive community, and ideal applicants share our values of respect, compassion and global-mindedness and embody these values in their conduct. We aim to meet each student's needs for the best possible education. While we are academically non-selective, successful applicants can expect rigorous programs that require commitment and prepare them for a bright future.

Inquire Now


We require a complete application form for admission to each year group. In addition, some year groups have additional requirements, such as teacher evaluations and end-of-year reports. Ready to learn more? Click the link below to determine your child's year group and see application requirements.



We are here to support you from inquiry to enrollment. Submit an inquiry to connect with us and schedule a campus tour or virtual meeting. We're happy to answer questions about our application and its requirements.

Admissions Process at a Glance
  • Submit an inquiry.
  • Schedule a campus tour or virtual meeting.
  • Take an optional taster day.
  • Complete our online application.
  • Nominate teachers for evaluations, if applicable.
  • Schedule a cognitive abilities test, if applicable.
Apply Now

Tuition & Fees

The BISW tuition and fees reflect the premium education students receive. Our state-of-the-art facilities, extracurricular activities, and highly experienced teachers give our students the best learning environment to unlock their potential.



Chart your course to enrollment at BISW.

Submit a formal inquiry or contact us by email ( or telephone (1+ 202-829-3700).

dot arch dot arch
Visit in person or virtually to get a firsthand look at our campus and classrooms. Meet faculty proud to share what sets us apart.

Complete the application, submit required documents, and nominate teachers for evaluations.

Step 1
dot circle


Get your calendar ready. Find important dates to remember on our Term Dates page and add our calendar to yours below. We have a rolling admissions policy but evaluate applications on a first-come, first-served basis.
Signed Enrollment Contracts Due (August 2022 Start)
Monday, Aug 01, 2022
Early Years Play Date
Saturday, Aug 13, 2022
Orientation and Success-Planning Day
Wednesday, Aug 17, 2022
First Day of the 2022–23 School Year
Thursday, Aug 18, 2022


  • How large is your school, and what are your class sizes?

    We have a student population of about 550. The number of students per year group (i.e. grade) usually falls between 35 to 45. The Early Years and International Baccalaureate Diploma programs tend to have fewer students. Class sizes may vary from 12 to 22 students, depending on the year group and course subject. The student-to-teacher ratio also varies depending on the year group.


    Early Years

    Pre-Nursery (2 years old)

    1:4 student-to-teacher ratio

    Nursery (3 years old)

    1:8 student-to-teacher ratio

    Reception (4 years old)

    1:10 student-to-teacher ratio


    Primary School

    The average size of each year group in BISW's primary school is 36. We divide each group into two (sometimes three) classrooms for an average of 18 students per classroom.

    Years 1–2

    Each class has a classroom teacher and learning assistant. In addition, students see specialist teachers each week.

    Years 3–6

    In addition to the classroom teacher, students see specialist teachers each week.


    Secondary School

    The average size of each year group in BISW's secondary school is 36. Years 7–13 typically have an average class size of 14–24 students. The class size depends on the course and the total number of students in the year group.

  • Do you take mid-year enrollments?
    Our school accepts rolling admissions and mid-year enrollments to streamline the admissions process for families worldwide. Apply anytime and expect a prompt review. Contact our Admissions Department at to speak to a representative who can provide guidance.
  • What nationalities make up the student body?
    BISW has a diverse student body, with 25% from the UK, 20% from the US, and over 70 other nationalities represented. The predominant nationalities vary from year to year. For instance, we could have many students from the United Arab Emirates one year and then more students from Denmark the following year.
  • Where do BISW graduates usually go to college or university?
    Our graduates often pursue higher education in the UK, US, Europe, Canada, and other international destinations.
  • What is the average length of time students attend BISW?
    As an international school in Washington, DC, we recognize that families might be with us for varying timeframes. On average, families are with us for 3 to 5 years. Some stay for one or two years, while others are with us from Pre-Nursery to Year 13. We remain flexible to offer our world-class education to as many students as possible.
  • What is the average tenure of teachers at BISW?
    We take pride in our outstanding faculty of highly skilled and experienced teachers, who typically remain with us for several years or more. Some have been with us for over two decades. Moreover, as a member of the Nord Anglia Education family of schools in a prime international location, we have access to a vast pool of exceptionally talented and qualified candidates when we hire new staff.
  • How is your approach different from other schools'?

    BISW implements Nord Anglia Education's "Create Your Future" approach to prioritize the development of children's minds, relationships, and understanding of the world. We prepare children for success along any path by fostering a lifelong love of learning. We teach our students to be principled, compassionate, tolerant, and responsible and nurture their skills and talents as they become adaptable citizens and future leaders.

More FAQs
icon quote
Our admissions team prides itself on providing an outstanding experience for new families. Whether you're a native to the DC area or relocating from across the globe, we'll work with you to ensure your child has a wonderful induction to BISW.
Amanda Carbury
Director of Marketing & Admissions