Horse Guards Road

{{Short description|A road in London, England}}

{{for|the road on the other side of the Horse Guards building|Horse Guards Avenue}}

{{Use dmy dates|date=March 2025}}

{{Use British English|date=June 2015}}

{{Infobox street

| name = Horse Guards Road

| marker_image =

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| image = London , Westminster - Horse Guards Road - geograph.org.uk - 1739705.jpg

| caption = Looking north along Horse Guards Road

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| direction_a = North

| terminus_a = The Mall

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| direction_b = South

| terminus_b = Birdcage Walk

}}

File:New Government Offices, Horse Guards Road, London-geograph-5347512.jpg at 1 Horse Guards Road]]

Horse Guards Road (or just Horse Guards) is a road in the City of Westminster, London. Located in post code SW1A 2HQ,{{cite web |title=SW1A 2HQ: a large user post code in Westminster |url=https://checkmypostcode.uk/sw1a2hq#.YFCTki1h1QI |website=Check My Post Code |access-date=16 March 2021}} it runs south from The Mall down to Birdcage Walk and Great George Street, roughly parallel with Whitehall and Parliament Street.{{cite web |title=Her Majesty's Treasury |url=https://www.google.com/maps/place/Her+Majesty's+Treasury/@51.504218,-0.1286624,622m/data=!3m1!1e3!4m13!1m7!3m6!1s0x487604daba665d67:0x28ccb14330d45b71!2sHorse+Guards+Rd,+London,+UK!3b1!8m2!3d51.5033306!4d-0.1291787!3m4!1s0x487604c4e2f60de1:0x7adcc80dc75ddffb!8m2!3d51.5018052!4d-0.129544 |website=Google Maps |access-date=16 March 2021}}

To the west of the road is St James's Park. To the east, between Horse Guards Road and Whitehall, are various government buildings, including the five interconnected Admiralty buildings. The Old Admiralty (Ripley) Building, the oldest of the government offices, was completed in 1726. The Horse Guards building, completed in 1759, originally housed barracks and government offices. Adjacent to the Horse Guards building is a large courtyard, Horse Guards Parade,{{cite book |last1=Pevsner |first1=Nikolaus |last2=Bradley |first2=Simon |title=The Buildings of England – London 6: Westminster |date=2003 |publisher=Yale University Press |location=New Haven and London |isbn=0300095953 |pages=251–254}} where the annual Trooping the Colour ceremony is held in the presence of the reigning monarch.

His Majesty's Treasury is located in the New Government Offices at 1 Horse Guards Road. Constructed during the period 1899–1915, its basement was used as the Cabinet War Rooms during the Second World War. An underground portion of the war rooms was opened to the public in 1984.{{cite web |title=History of 1 Horse Guards Road |url=https://www.gov.uk/government/history/1-horse-guards-road |website=Gov.uk |publisher=Government Digital Service, Cabinet Office |access-date=16 March 2021}}{{cite book |title=Pevsner and Bradley op cit |pages=270–271}}

Also to the east, between Horse Guards Road and Whitehall, are the Cabinet Office, the intersection with Downing Street (which is blocked by an iron gate), and the Foreign and Commonwealth Office (built 1888–1905).{{cite book |title=Pevsner and Bradley op cit |page=253}}