Piccadilly is a prominent road located in the City of Westminster in London, England. It situated to the south of Mayfair, spanning the area between Hyde Park Corner in the west and Piccadilly Circus in the east.
The road serves as part of the A4 route, which connects central London to Hammersmith, Earl's Court, Heathrow Airport, and the M4 motorway westward. It is characterized by its physical dimensions, measuring just under 1 mile (1.6 km) in length while being recognized as one of the widest and straightest streets in central London.
The geography surrounding the road varies by section; St James's lies to the south of the eastern portion, whereas the western section is developed only on its northern side.