Former chapel of St Mary's College founded in C14, mostly ruinous by C19. Restored as the Cathedral Hall in 1966 by Alban Caroe. Rubble stone and ashlar 4-bay chapel over barrel-vaulted undercroft. Remains of cloister to S and SW plain square tower. Tall pointed windows with fragments of original Perpendicular tracery. S front has 9-bay arcading of the demoloished cloister at lower level, with fragments of cloister E and W.
(Source CADW listed buildings database)
J Hill 24.09.2003