Horse Guards Road

Located in post code SW1A 2HQ,[1] it runs south from The Mall down to Birdcage Walk, roughly parallel with Whitehall and Parliament Street.

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,[3] 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.