Belvedere has a 25m 5 lane indoor swimming pool, gym, restaurant and refectory, music suite, learning resource centre, museum, chapel and oratory, 3 hard tennis courts (Cabra Sports Ground), 1 astroturf (Distillery Road) and 5 grass rugby pitches (Cabra Sports Ground), a cricket pitch (Cabra Sports Ground), 1 grass soccer pitch (Cabra Sports Ground), 1 astro 7-a-side football pitch on top of the O'Reilly Theatre and a 60m 8 lane roof-top running track (Kerr Wing). The school also has a professional standard 590 seat theatre with a motorised stage and retractable seating, the O'Reilly Theatre, which is used to stage school plays and musicals but has also been used by RTÉ, TV3 and an assortment of dramatic organisations and hosted live audience TV shows such as The Panel and Tonight with Vincent Browne.