1981 and 1983, of the senior classroom block, the manual arts building, the art centre and finally, the gymnasium.
Because of ever increasing pressure on enrolments in the school and the need to involve married and single lay staff in the care of boarders, the college built new boarding accommodation in 1986 and renovated buildings to provide needed classrooms.
In 1987, the Aquinas College board was established with the responsibility for the day-to-day educational needs of the students – this area includes all teaching staff, the headmaster and the head of residential facilities. The major responsibilities of the board include forming policy, planning future developments, and financial management.
At first all teachers at Aquinas were Christian Brothers. The Brothers were gradually replaced by lay-teachers. By 2011, there were only two Christian Brothers actively teaching at the College. The first lay-headmaster of Aquinas, Robert White, was appointed in 2000.
=== Recent years ===
The main entrance of the …