[4] In addition to science laboratories and IT space, the school had for many years a substantial lending and reference library with two paid staff and a rota of parent volunteers, and while the collection had to be moved to make space for teaching, the library room hosted a talk by Bono in late 2022.

[7] In 2017, the Department of Education and Skills commissioned a major architectural firm, Wejchert, to design a new main school building, and they assembled a full construction project team.

[8] After Covid-related delays, in October 2020, in response to the last application, the city council planning inspector recommended planning permission be granted, despite some local objections, clearing the way to build a three-storey school building that could accommodate one thousand students.

[10] The school was originally located in Ringsend, and moved to a new premises on Sir John Rogerson's Quay in 1773.

In September 1976, 14-year-old drummer Larry Mullen Jr. posted a notice on the school's noticeboard, looking for fellow musicians.

[22] Christopher Nolan's autobiographical novel Under the Eye of the Clock, which won the Whitbread Award, is based around his time in Mount Temple.