The following text is from the original listed building designation:
SWANLEY COLLEGE ROAD 1. 5280 Gate gate piers, wall and railings to Hextable House (part of North West Kent Teacher' Training Centre) TQ 57 SW 1/217 II 2. These C18 railings and entrance gates are all that remain of Hextable House which was demolished soon after the war. These consist of 2 square red brick piers, the left are now truncated to a height of about 6 ft, the right are about 8 ft high and having a moulded stone cornice. Stone band a few inches above ground level. Central stone step. Between these piers are wrought iron spear railings to a height of about 7 ft reinforced by intermediate spear railings about 18 ins in height and a central round-headed cast iron gate with elaborate scrolled decoration. (The whole is now covered in wisteria). The gate is flanked by piers with iron finials. To the right is a brick wall about 3 ft in height surmounted by iron spear railings. There is a round-headed gate and another square brick pier about 10 ft in height with stone cornice. Included for good C18 ironwork and for historical interest as the last remaining portion of Hextable House.
Listing NGR: TQ5145270060

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