Sutton is a town in the London Borough of Sutton in South London, England. It is the administrative headquarters of the Outer London borough, on the lower slopes of the North Downs. It is 10 miles (16 km) south-southwest of Charing Cross, one of the fourteen metropolitan centres in the London Plan. The population of the town was counted as 41,483 in the 2011 census, while the borough overall counted 204,525.

The London Borough of Sutton is an Outer London borough in London, England. It covers an area of 43 km2 (17 sq mi) and is the 80th largest local authority in England by population. It borders the London Borough of Croydon to the east, the London Borough of Merton to the north and the Royal Borough of Kingston upon Thames to the north-west; it also borders the Surrey boroughs of Epsom and Ewell to the west and Reigate and Banstead to the south. The local authority is Sutton London Borough Council. Its principal town is Sutton.