Westcliff-on-Sea (often abbreviated to Westcliff, and in the past spelt as Westcliffe-on-Sea^[2][3]) is a suburb of the city of Southend-on-Sea, located within the ceremonial county of Essex, England.^[4] It is on the north shore of the lower Thames Estuary, about 34 miles (55 km) east of London. The Westcliff-on-Sea area is described by Southend-on-Sea City Council as having a border in the east with Milton Road, Hamlet Court Road and Gainsborough Drive; Prittlewell Chase to the North and Valkyrie Road/ London Road/ Southbourne Grove in the west.^[5] Traditionally Westcliff included Chalkwell.