12 Downing Street

is on the left. The three adjoining houses 9–11 Downing St. are of dark brick, 11 having a white stucco ground floor. 12 Downing Street is the later-built red-brick building projecting forward from the line of the other three. The building on the near right is the Barry wing of the Cabinet Office, which has its main frontage on Whitehall.]] The land on which 12 Downing Street was built was first sold by Charles Downing to James Steadman in 1723. The house was then sold in 1772 to William Maseres, who leased it three years later to Henry Hunt. This lease was bought out by Simon Frazer, who also acquired Maseres' stake in the property. After Frazer's death in 1783, it was sold by the…

The offices of the Prime Minister in 10 Downing Street have spread into 12 Downing Street, connected by a corridor which runs through 11 Downing Street. Under the 2019–2024 government the building was used to house the Prime Minister's Press Office and Strategic Communications Unit. Although historically the house was used as the office of the Chief Whip, that is now located in 9 Downing Street.