[citation needed] During the 1970s the school building began to undergo serious deterioration causing massive amounts of money to be spent on maintenance.

In 1989 the school manager, parents and teachers met with the minister for education who promised a reply within 8 weeks.

Although the new school building was ready for students in September 1995, the official opening ceremony didn't take place until the 18th of the following October.

Presently there is more development underway in the form of two extra classrooms which will lead to the provision of a lunch room in the main building.

This expansion comprised a second building consisting of two classrooms, a small office, kitchenette and a WC although the layout is subject to change.

These range from classic and modern literature to books which aid students in studying their special topic for Leaving Certificate history.

They are used for many things including Transition Year projects such as the English Speaking Exam which requires a speech and a PowerPoint presentation; career guidance projects like curricula vitae and CAO applications as well as history research for special topics There is a gym, the Edmund Rice Hall, in addition to two full outdoor pitches and two basketball courts.

In addition to the mandatory English, Irish and Maths, for Junior Certificate, St Aidan's offers Business Studies, History, Geography, Science, C.S.P.E., S.P.H.E., French, and Religious Education.

The Transition Year Programme that St Aidan's offer contains a wide variety of subjects and activities.

Another option is the YSI (Young Social Innovators) or Formula 1 in which students construct a gas powered car and enter it in races.

Hurling has also known successes including the senior team, coached by James Carmody narrowly missing out on winning the All Ireland ‘B’ competition.

Peoples, won the All-Ireland Title for the first time led by top scorers Paul Caffrey and Mark Blanchfield.

Public speaking mainly takes place in each of the junior years, there is a competition within each; every class selects its best speaker by way of a semi final.

In 2007 Transition Year students Elliot, Andrew Salter and Craig O'Hare reached the Leinster finals of the European Parliament Schools Debating Competition and received a special commendation from adjudicator Eileen Dunne.

In 2006 and 2007 St Aidan's Students Andrew Jordan, Kevin Reilly, Eoin McCormac and Aaron Kennedy won the Irish Robocup competition.

This came following a national art contest won by Rodrigo Soberon Pena under the theme of European cities outside Ireland during 1916.