Tandridge is a local government district in east Surrey, England. Its council is based in Oxted, although the largest settlement is Caterham; other notable settlements include Warlingham, Godstone and Lingfield. In mid-2019, the district had an estimated population of 88,129.

Surrey is a ceremonial county in South East England and one of the home counties. It is bordered by Greater London to the northeast, Kent to the east, East and West Sussex to the south, and Hampshire and Berkshire to the west. The largest settlement is Woking.