The building was rusticated on the ground floor, accessed through segmental headed doorways on the Polytechnic Street frontage, and was fenestrated by sash windows with stone surrounds.

The Calderwood Street frontage, which was faced in stone on both floors, was surmounted by a panel, inscribed with the words "Town Hall", and by a pediment.

[1] Following the sinking of SS Princess Alice, which involved the deaths of between 600 and 700 people on the River Thames on 3 September 1878, Charles Carttar, the coroner for West Kent, opened the inquest and took the jury to view the bodies at the old town hall and at Woolwich Pier.

As well as accommodating the local branch of Citizens Advice,[8] the council has allowed the Indian Cultural Society to operate a day care centre there since 1988.

[9][10] An extensive programme of refurbishment works, which included repairs to the masonry and the removal of internal partitions, was completed in 2022.