Kingston upon Thames is a town in the Royal Borough of Kingston upon Thames, southwest 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 of Kingston upon Thames. Historically in the county of Surrey, the ancient parish of Kingston became absorbed in the Municipal Borough of Kingston-upon-Thames, reformed in 1835.