[1] Formerly known as Gresham Hotel, the property was added to the New South Wales State Heritage Register on 2 April 1999.

The competition was subsequently won by architect Ambrose Thornley, with his final design submitted in June 1890 and labelled "Central Hotel".

[9] A plaque commemorating the building's history and continuing association with Hong Kong was unveiled on 23 June 2011 by Governor of NSW, Marie Bashir, and Hong Kong Chief Executive, Donald Tsang.

[2] Hong Kong House was listed on the New South Wales State Heritage Register on 2 April 1999.

[2] This Wikipedia article contains material from Gresham Hotel, entry number 291 in the New South Wales State Heritage Register published by the State of New South Wales (Department of Planning and Environment) 2018 under CC-BY 4.0 licence, accessed on 13 October 2018.