Sundridge Park railway station serves Sundridge and Plaistow in the London Borough of Bromley in Greater London, in Travelcard Zone 4. It is 10 miles 12 chains (16.3 km) down the line from Charing Cross.

The London Borough of Bromley is a borough in London, England. It borders the county of Kent, of which it formed part of until 1965. The borough's population in the 2021 census was 329,991. It is named after Bromley, its principal district. Other districts are Penge, Hayes, West Wickham, Chislehurst, Beckenham and Orpington. The local authority is Bromley London Borough Council.