Wadi Sofia International School provides boarding for students, with separate accommodation facilities for boys and girls from secondary 1 (12 years old and above). It has more hostel places for female students than for boys. Other than wardens and several other teachers, all key personnel of the school, namely the Principal, Deputy Principal and Registrar live within the campus.
Hostel students are allowed to go for outings once every alternate Saturday. Each alternate Saturday is meant for either girls or boys only.For an additional charges, air-conditioning can be installed in individual rooms.
During semester breaks, students who do not go home to their families due to distance, etc., may remain on campus. For this additional service a student is charged a daily rate for food and lodging based on the number of days he stays back. Overseas students who do not go home to their families during December holiday, which is slightly more then a month long, may join special programmes such as field trips to places of interest in Malaysia. For these trips, the students concerned will have to bear the cost accordingly.