Join us for a tour or Open Day and see our vibrant community in action.
At SCIS, every stage of learning is designed to challenge, inspire, and nurture. Our Primary years build strong foundations through curiosity and creativity, while our Secondary programme equips students with the knowledge, skills, and confidence to thrive in examinations and beyond.
Welcome to the leading boarding school in East Africa. Boarding with us provides and safe and secure environment where students feel valued and inspired. We aim to make it a ‘home away from home’ experience for all our students who reside here.










“For me as a parent it was a dream come true when I visited St. Constantine’s for my daughter’s admission.”
I would encourage any prospective
student, parent or teacher to contact us,
come to visit and experience our lovely,
vibrant school in its full glory.
Headteacher
Yasir Patel
Belonging Through Houses Every student joins a House, recognising the Greek heritage of the school. Through sports, music, debate, and cultural events, Houses build teamwork, leadership, and lasting friendships.
At SCIS, students follow the world-renowned Cambridge International Examinations (CIE). From Year 7 to 9, learning is guided by departmental frameworks. In Years 10–13, students progress through IGCSEs and A-Levels, ensuring academic rigour and smooth preparation for university.
“Our thriving Primary community is full of smiling children who show resilience, creativity and confidence throughout their SCIS journey. Guided by passionate teachers and the Cambridge Primary Curriculum, we blend strong academics with vibrant co-curricular opportunities, helping every child develop a lifelong love of learning.”
“SCIS is a vibrant, inclusive and aspirational community where every student is known, valued and challenged. We are proud to deliver a British-style education that is both academically rigorous and personally enriching, helping young people grow into confident, compassionate and capable individuals.”