It is a co-educational institution established by University of Ibadan on October 14, 1963. It was the first of its kind in Nigeria and was founded to provide an environment where children both from within and outside Nigeria could live and learn together thereby fostering racial integration, international friendship and unity.
Popularly called “ISI”, it is a member of the Association of International School and draws its staff and students from different nations of the world. Student enrollment figure at inception was 160 boys and girls from 14 nations, in 1983, 953 students from 31 countries. As a microcosm of the international community, it fosters among its staff and students, a spirit of tolerance, cooperation and broad outlook.
The school boasts of facilities like two football pitches, a basketball court, a volleyball court, a well-equipped music room, a cafeteria, canteens and stores, ultramodern laboratories and highly qualified teachers. It enrols students from Jss1 to Advanced level classes and the age range of students is 9-19 years. It has 48 classrooms with an average class size of 35 students. The school also provides a top-notch boarding house for those who’ll live in the hostel.
The school has produced distinguished and notable men and women too numerous to mention and are occupying enviable positions in their various callings, all over the world. Some of them include;
The school continues to distinguish itself through our students’ excellent performance in local and international examinations and other major Nigerian competitions like the Cowbell National Secondary School Competition Mathematics and Science Olympiads and Olusegun Obasanjo Presidential Library National Arts Competition, among others.