The Intermediate School, Killorglin is a lay, Catholic post-primary school under unitary management. The Senior Trustee and Trustee are: Joe O’Dwyer and Anna Rose O’Dwyer.
The Principal of the school is Joe O’Dwyer (2016-present) and the Deputy Principal is Colm Conway (2024-present). They are supported in their roles by a team of seven Assistant Principal 1 post holders and seven Assistant Principal 2 post holders.