Description from record TQ 85 NW 34 :
[TQ 84285517] Mill House [NAT] (1) Hollingbourne Manor Mill. (2) Mill House, Grade II, Upper Street. A water mill and house, now a store and hosue. The mill is late 19th c on earlier foundations. The house was added in the later 19th or early 20th c. The house was added to the left of the mill. Overshot waterwheel to the rear of the mill. The interior was not inspected but is said to contain machinery. Included for group value. (3)

The following text is from the original listed building designation:
HOLLINGBOURNE UPPER STREET TQ 85 NW (West side)
1/188 Mill House
GV II
Water mill and house, now store and house. Mill late C19 on earlier foundations. House added in later C19 or early C20. Mill red brick in Flemish bond to ground floor with grey bricks introduced towards top, first floor bended red and grey brick in English bond. Stone walls to north-east and south-west corners. House red and grey brick in a mixed bond. Plain tile roofs. Mill with house added to left. Mill approximately 2 storeys and attics, house 1½ storeys. Stone plinth to mill. House has gable end stack to left and ridge stack towards right. Small gabled dormer with finial to mill. Irregular fenestration of two 8-pane pivoting casements to mill. Three 2-light casements to house with eaves carried into gable above each. 24-pane horizontally-sliding sash with segmental head to ground floor of mill. Moulded brick architraves and segmental heads to ground-floor windows of house. Boarded door to each floor towards right end of mill. Half-glazed door between left and central windows of house. Overshot waterwheel to rear of mill. Interior not inspected. Mill said to contain machinery. Included for group value. Listing NGR: TQ8427455175 (4)

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

<2> Arch Cant 71 1957 114-5 plan photo (RH Goodsall) (OS Card Reference). SKE35484.

<3> DOE(HHR) Boro of Maidstone Kent 21 November 1986 90 (OS Card Reference). SKE40834.

<4> English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.