Kingston upon Thames is a town in the Royal Borough of Kingston Upon Thames, Greater London, England. It is situated on the River Thames and 10 miles southwest of Charing Cross. It is notable as the ancient market town in which Saxon kings were crowned and today is the administrative centre of the Royal Borough.
Historically in the county of Surrey, the ancient parish of Kingston became absorbed in the Municipal Borough of Kingston-upon-Thames, reformed in 1835. From 1893 to 2021 it was the location of Surrey County Council, extraterritorially in terms of local government administration since 1965, when Kingston became a part of Greater London.
Today, most of the town centre is part of the KT1 postcode area, but some areas north of Kingston railway station are within KT2. The United Kingdom Census 2011 recorded the population of the town as 43,013, while the borough overall counted 175,470. Kingston is identified as a metropolitan centre in the London Plan and is one of the biggest retail centres in the UK, receiving 18 million visitors a year. It is also home to Kingston University.