The Best International Education in Belgium
Located in Waterloo, St. John’s is a leading private international school offering one of the most personalised and globally minded education in Belgium. Since 1964, we have been the top choice for both expatriate and local families in the Brussels area.
As one of the only schools in Brussels to offer the full International Baccalaureate (IB) curriculum, St. John’s is recognised for its academic excellence and rigorous curriculum. We focus on developing critical thinking and global citizenship, preparing students for admission to top universities worldwide.
Beyond academics, St. John’s is known for its joyful and inclusive atmosphere. We combine a truly international perspective with deep connections to the local community. Students are encouraged to explore their passions and express their unique talents in our top performing arts centre, competitive sports programmes, and diverse extracurricular activities.
We are the school who knows your child.
Academic Results
In 2025, our IDBP average for 2025 was 35.5 points, one of the best in Belgium. Many students scored 38 points and above, the kind of numbers necessary for acceptance at top universities around the globe. Our top grade was a 43, a rare achievement globally.
35.5
Average IBDP score
43
Top IBDP score
31%
of the students scored 38 points or more
37%
of the students achieved the prestigious IB Bilingual Diploma
Why Choose Our International School?
At St. John's we provide students with a holistic, rigorous and personalised education, designed to prepare learners for entry to top universities around the world and remarkable success as global citizens beyond the classroom. We have over 60 years of academic experience, premium facilities and an outstanding enrichment programme, enabling us to see your child as an individual and tailor their learning experience to their needs. We are known for combining academic excellence with a nurturing international community, where teachers know each student personally and support their individual growth.
Tailored Learning
At St. John's we see each student as an individual. We support each student to develop a broad range of talents and we are committed to enabling all our students to thrive.
The IB curriculum
We are Belgium's leading school offering the full IB curriculum path. This allows students to gain internationally recognised skills and prepares them to top universities globally. In 2025, St. John’s achieved one of the highest IBDP results in Belgium, with an impressive average score of 35.5 and a top individual score of 43.
Outstanding Arts Experience
Students take part in productions, exhibit their art, and explore their talents in a unique creative environment. St. John's has the best arts facility of any school in Belgium.
Lifelong International Opportunities
St. John's community has 65+ different nationalities, among students and staff. Summer Camps and Exchange Programmes complement this diversity, building lifelong friendships and opportunities.
A bond to the local community
47% earn bilingual degree. We partner with families through open communication, including regular updates, coffee mornings, and parent-teacher conferences. Events like Green and White Day and the International Festival bring families together, creating lasting bonds in a welcoming environment.
University destinations in the last 10 years
St. John’s International School graduates gain entry to top universities worldwide, including Oxford, Cambridge, MIT, Columbia, Yale, KU Leuven and Bocconi -reflecting a decade of outstanding global academic achievement.
Academic Stages
An Inspired School
St. John's International School is a proud member of the Inspired Education Group. Made up of more than 110 premium private schools spanning 5 continents, Inspired is one of the world’s largest and most innovative education groups, providing proven excellence in education to students worldwide, as well as valuable opportunities to connect with a learning community of 85,000+ students.
University Application Guidance
Learn from Subject Specialists
Entry to Inspired Boarding Schools
Accreditations
Contact Us Today
Learn more about St. John's International School and discover how your child can benefit from an all-through International Baccalaureate education, with tailored learning support, a dual language programme, outstanding facilities and international opportunities that will set your child on a pathway to lifelong success.
