The Brothers had been invited by Patrick Dorrian, Bishop of Down and Connor, to educate the working class children of the area.

The Barrack Street campus remained in use until 1998 when all students were accommodated in the greatly extended school on the Glen Road.

[6] The original building on Barrack Street is now known as the Westcourt Centre and provides a range of educational and community services.

[7] Edmund Ignatius Rice who founded the Irish Christian Brothers was born in Westcourt, Callan, County Kilkenny.

The school's outdoor sports facilities include fifteen acres of playing field, a 3G pitch, and an athletics track.

[22] It is the only school in Ireland to have a clean sweep of All-Ireland titles at all age groups in consecutive years.

A ninth Canada Cup in a row was won in April 2009 with several of the team continuing to represent Ireland at international tournaments.

The school maintains an orchestra and a recording studio, stages theatrical and musical performances, as well as entering students in art competitions.

[24] The school also encourages students to participate in a range of community-oriented activities through the Eco Club, the Social Justice Advocacy Group and the St. Vincent de Paul Society.