The following text is from the original listed building designation:
ROCHESTER THE PRECINCT TQ 7468 SW 9/191 Garth House GV II Former choir school, now cathedral offices. Circa 1870s. Red brick with sandstone dressings; tiled gable-end roof with stone coping. Hall forms upper floor of 2 storey range aligned N/S and end-on to street. Side elevation (W), 2 gabled 2-light 1st floor Decorated-style windows flank a central external stack (with 2 brick shafts and stone band with inscription) which widens out at ground floor level to frame a small 2-light gabled window. C20 casements to ground floor. Street front: large 3-light Decorated-style window, 4 trefoil-headed lancets to ground floor. Entrance to right: a later shallow porch flush with S face of hall range (and with simple pointed doorway, and standing forward of the wall plane of Cloister House (qv) to which it is attached. Rear: 3 light window to hall; lancets to angle stair turret. Interior: hall divided into offices with false ceiling in part; good hammer-beam roof survives intact. (This building overbuilds and backs on to parts of the S range of the cloister (refectory) of the cathedral, see ref 9/88).
Listing NGR: TQ7425768456

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.