Description from record TR 15 NW 75:
No 87 (Westgate House) St Dunstan's Street (TR 14525812 - OS 1:2500 1957). Grade II*. Dated 1750 on rainwater heads. 3 storeys red brick. Hipped tiled roof with wide wooden bracket cornice. 5 sashes with glazing bars intact. 2 stringcourses. Plinth. Ground floor sashes have shutters.Central wooden doorcases with pediment and 2 plain Ionic half columns. Panelled reveals and 6 panelled door. 2 stone steps and footscrapers. Wrought iron spear rails to area with acorn finials on ends. The fine lead rainwater heads also have an acorn motif. 1 sash on side elevation. The rear elevation has 1 Venetion window. The left side has a later C19 extension of 2 storeys and gable with lunette. 3 sashes and brick gate piers with ball finials. The interior has fine marble fireplaces and panelling with ovolo moulding on the edge. Overmantel in the front room with a Rococo border. Staircase with carved tread-ends. (1) Additional bibliography. (2)

The following text is from the original listed building designation:
1. 944 ST DUNSTAN'S STREET (South West Side)
No 87 (Westgate House) TR 1458 SE 2/121 3.12.49.
II* GV
2. Dated 1750 on rainwater heads. 3 storeys red brick, Hipped tiled roof with wide wooden bracket cornice. 5 sashes with glazing bars intact. 2 stringcourses. Plinth. Ground floor sashes have shutters Central wooden doorcase with pediment and 2 plain Ionic half columns. Panelled reveals and 6 panelled door. 2 stone steps and footssrapers. Wrought iron spear rails to area with acorn finials on ends. The fine lead rainwater heads also have an acorn motif. 1 sash on side elevation. The rear elevation has 1 Venetian window. The left side has a later C19 extension of 2 storeys and gable with lunette. 3 sashes and brick gate piers with ball finials. The interior has fine marble fireplaces and panelling with ovolo moulding on the edges. Overmantel in a front room with a painting in a Rococo border. Staircase with carved tread-ends.
Nos 87 to 95 (consec), Garden Wall & gate piers to No 87 form a group.
Listing NGR: TR1452858111 (3)

<1> DOE (HHR) City of Canterbury Kent Sept 1973 222 (OS Card Reference). SKE40056.

<2> BOE NE & E Kent 1983 255 (J Newman) (OS Card Reference). SKE38210.

<3> English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.