Oberoi International School is one of the modest and reputed schools in Mumbai, and it is ranked as the third-best school in international schools in India. By a survey conducted by EducationWorld in 2017. The school is sited on an 80 acre land at Oberoi garden society. It has world-class infrastructure, and it is very comfortably housed in a multi-storey building. The campus is fully air-conditioned and is designed by renowned international architects from Singapore, the same team of architects has designed more than 200 schools in Singapore, UAE and China. It is affiliated to IB board Geneva for education.
The school maintains an excellent teacher-student ratio; it has 1:8 in kindergarten, 1:6 in higher and secondary classes and 1:6 in primary grades. OIS has a student count of more than 1500 students with students of 26 countries, 200 teachers, 54 foreign languages and foreign faculties for the same.