TheParliamentary Estate is the land and buildings used by theParliament of the United Kingdom.

The most notable part of the Parliamentary Estate is thePalace of Westminster, where the chambers of bothhouses of Parliament (theCommons and theLords) are located.^[1] The oldest part of the Palace of Westminster isWestminster Hall, the historic core of the building; the present-day Palace of Westminster was built after amajor fire in 1834 destroyed all of the palace except for Westminster Hall, theChapel of St Mary Undercroft, theCloisters and Chapter House of St Stephen's, and theJewel Tower.^[2] The palace includes two courtyards, theOld Palace Yard andNew Palace Yard; the former dates to the time ofEdward the Confessor, while the latter was built in 1097 on the orders ofWilliam II (Rufus).^[3]

The northern part of the Parliamentary Estate lies north ofBridge Street. It includes:

• Canon Row
• Parliament Street
• Derby Gate: formerly the Whitehall Club; houses office space for parliamentary staff and theCommons Library
• Norman Shaw North and Norman Shaw South: two 1890s buildings, both containing office space formembers of Parliament (MPs) and their staff
• Portcullis House: an office building for MPs and staff, opened February 2001
• Richmond House and Richmond Terrace: became part of the Parliamentary Estate in January 2018^[4]

• Parliament Square
• Whitehall

51°29′54.28″N0°7′32.28″W / 51.4984111°N 0.1256333°W /51.4984111; -0.1256333

• Buildings and structures on the River Thames
• History of the City of Westminster
• Seats of national legislatures
• Parliament of the United Kingdom
• Tourist attractions in the City of Westminster
• Parliamentary Estate

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