We educate international students from ages 3 to 18. We are the only Early Years through Grade 12 international school in Istanbul to be fully authorized by the International Baccalaureate Organization for all 3 IB programs and globally accredited by ECIS and NEASC. Founded in 1911, we are one of the oldest international schools in the world. We have 2 campuses, one in Rumeli Hisari for ages 3-9 and a purpose built campus in Hadimkoy for ages 3 to 18.

The IICS Admissions Team

We are here to serve you in your discovery and application process and look forward to meeting you!



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IICS Prepares Students

Learn how an International Baccalaureate Diploma benefits IICS students and why universities seek IB DP students. 


World Class Faculty

 IICS Faculty Profile 

Teachers are what make the biggest difference to our school. View the profile of our faculty.