The following text is from the original listed building designation:
SWANLEY HIGHLANDS HILL 1. 5280 (north side) Highlands Farmhouse TQ 5269 8/218 II 2. L-shaped building. C17 or earlier timber-framed building refaced in early C19. Two storeys stuccoed. Tiled roof. Weatherboarded extension to rear. Irregular fenestration. Some casements, some sashes with glazing bars intact. Simple doorcase. Some exposed beams to interior. This was the site of one of the 2 original Saxon settlements in Swanley. It was a minor manor in Norman times when the land belonged to Ghent Abbey. It is thought that King Stephen granted it to his supporters William of Ypres who gave the land to Ghent Abbey and it was held by them between 1135 and 1203.
Listing NGR: TQ5237669630

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