Description from record TQ 85 SE 107 :
[TQ 8996 5215] Forge House [NAT] (1) Forge House, Grade II*. House, once a house and forge. Mid 15th century with late 16th century, 18th century and 19th century alterations. Timber framed with plaster infilling and plain tile roof. Wealden. (2) A well preserved domestic building. (3)

The following text is from the original listed building designation:
LENHAM OLD ASHFORD ROAD TQ 8952 (south side) 10/216 Forge House 20.10.52. GV II*
House, once house and forge, now house. Mid C15 with late C16 C18 and C19 alterations. Timber framed with plaster infilling and plain tile roof. Wealden with single-bay hall, broad storeyed bay to right and storeyed bay to left. Integral rear wing to right of one bay with corridor along left side. Left end bay replaced, probably in C18, by forge projecting to front. Late C19 addition to rear of right wing. Forge largely rebuilt in late C19.
2 storeys. First floor close-studded; studding continued across recess in C16. Arch-braces to former flying wall-plate. Right end bay jetty continues round right side elevation on moulded dragon post. Jetty made continuous in C16. Roof hipped to right, returning round rear wing. 2 brick ridge stacks; one, C18 or later towards left and one off-centre to right. Irregular fenestration of two 4- light ovolo-moulded mullion windows. Broad ribbed door with 4- centred arched head with hollow spandrels beneath stack to right. Forge: timber-framed with weatherboarded front gable and close studded right side elevation, plain tile roof. 2-storey height but without internal floor. Rear lean-to. Interior: Heavily moulded end-of-hall beam and chamfered post. Ogee first-floor braces. Remains of cross tie-beam to original left end bay. Large late C16 fireplace with elongated four-centred arched wooden bressumer with finely-carved spandrels to hall, and smaller moulded stone fire-place surround with hollow chamfers to right end bay. Remains of clasped purlins in front gable of forge. Exposed beams and posts. Listing NGR: TQ8996152148 (5)

<1> OS 1:2500 1968 (OS Card Reference). SKE48210.

<2> DOE (HHR) Boro of Maidstone Kent 14 Dec 1984 105 (OS Card Reference). SKE39857.

<3> F1 MJF 12-Mar-86 (OS Card Reference). SKE43025.

<4> Field report for monument TQ 85 SE 29 - March, 1986 (Bibliographic reference). SKE4469.

<5> English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.