All Hallows' School Buildings on the site. All Hallows Convent and School was listed on the Queensland Heritage Register on 21 October 1992 having satisfied the following criteria. The place is important in demonstrating the evolution or pattern of Queensland's history. All Hallows' Convent was the first permanent home of the Sisters of Mercy in Queensland and has remained a focal point for their activities until the present day. From All Hallows' the Sisters of Mercy have established convents over the State from where their educational and social programmes are implemented. All Hallows' provides evidence of the development of the order in Queensland. All
All Hallows-on-the-Wall subsequently fell into dereliction. Dance rebuilt the church when he was only 24 years old. He had recently returned from Italy where he had conducted detailed studies of Classical buildings. The new All Hallows took its inspiration from the Classical world and was remarkably simple in form, with no aisles; its interior consists solely of a barrel-vaulted nave with a half-dome apse at the far end, with decoration deriving from the ancient Temple of Venus and Rome in the city of Rome. Attached Ionic columns support a frieze, rather than the usual entablature. The exterior is plain and of brick,