Chaldon is a village and civil parish in the Tandridge District of Surrey, England. The village is situated high on the North Downs, immediately west of Caterham and 15.8 miles (25.4 km) south of Charing Cross, the traditional centre of London.

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.