[1][2] After his descendant Sir William Parkhurst sold the manor to Richard Northwood of Thanet, it passed quickly through the possession of several owners before becoming the property of Edward Hales in 1650.
The 12-paned sash windows in this façade are replacements installed in the late 17th or early 18th century and are recessed with stone sills and rubbed brick voussoirs.
[3] The modillioned cornice continues on the east façade, which is generally symmetrical about a central doorway apart a projecting bay on the north end.
The south façade features gabled stone-built bays at each end with brick surrounds to the windows on each floor.
A brick conservatory with octagonal pyramidal roof projects south from the east end of the façade.
The central staircase was installed when the courtyard was enclosed and features carved panelling from circa 1540, believed to be from Royton Chapel.
A mounting block on the east wing incorporates part of an early 16th-century fireplace with the arms of the Hussey family.
[5][8] Chilston Park house sits in 78 hectares (190 acres) of Grade II listed parkland originally enclosed in the early 18th century by John Hamilton.
On the north side, 13 hectares (32 acres) containing a stand of pine trees are separated from the rest of the park by the M20 motorway and Channel Tunnel Rail Link.