The following text is from the original listed building designation:
LAMBERHURST SCHOOL HILL TQ 6636-6736 (east side) 8/205 Stair House GV II
House, now flats. 1889 by Christopher and White, architects ( B.O.E. Kent, I, p.364). Red brick on sandstone base and tile hung with some exposed framing with plaster infill. Plain tiled roof. Picturesque 'Old English' style after the fashion of R. Norman Shaw. Main block to right of two storeys and attic on plinth with projecting and jettied gabled wing to left, 2 gabled dormers and large offset and moulded stack projecting at right, with similar moulded ridge stacks to left and to centre left. Full height half-octagonal bay to centre left and 3 light casements to right on each floor, and 2 and 4 light casements to left hand gable, with mullioned and transomed stone window on ground floor and boarded door in recessed four centred arched doorway. Oriel and irregular casements to right return. Two storey section to left, possibly a later extension, or else part of the service quarters differentiated externally, with jetty and with bargeboarded gables and oriel on first floor, and bay on ground floor, with one storey and attic linking block. Irregular extensions and wings to rear. On the site of the ancient Stone House where the manor courts of the holdings of Robertsbridge Abbey in Lamberhurst were held. See J.H. Moon, The Downhill Path.
Listing NGR: TQ6766436312

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