Mansion House, London Mansion House, London Mansion House is the official residence of the Lord Mayor of London. It is a Grade I listed building. It is used for some of the City of London's official functions, including two annual white tie dinners. At the Easter banquet, the main speaker is the Foreign Secretary, who then receives a reply from the Dean of the Diplomatic Corps, i.e. the longest-serving ambassador. In early June, it is the turn of the Chancellor of the Exchequer to give his "Mansion House Speech" about the state of the British economy. Mansion House was built between 1739 and
Strand, London lodgings in the 15th and 16th centuries, Hungerford House, which was demolished and replaced, in turn, by Hungerford Market and Charing Cross station and Northumberland House, a large Jacobean mansion, the historic London residence of the Dukes of Northumberland; built in 1605 and demolished in 1874. Northumberland Avenue now occupies the site. The official residence of the Secretary of State, next door at No. 1 the Strand, became the first numbered address in London. Apart from the rebuilt Somerset House, all of these buildings have been demolished and replaced from the 17th century onwards. A New Exchange was built on