It was used by a succession of religious orders until it was closed in 1898. It was used as a furniture store until 1934 when it reverted to the parish and was converted into St Catherine's Hall and used as such until 1973. Parts are incorporated into the schools complex, used most recently by the Waldorf School.
Future is uncertain.
Viewed from Berkeley Place, this part of the Pro-Cathedral's Schools complex is the bit that most looks like a church. The building must have been considerably altered. The window to the right has its glass smashed. Whether these bits were part of the church, I do not know. Other windows, like those in the main buildings above now look school-like or domestic.