1 Blackthorne Road, Biggin Hill, Westerham, TN16 3SH

This property is located in Biggin Hill, a town within the TN 16 postal district, part of the London Borough of Bromley and positioned near the Greater London boundary with Kent and Surrey.

Biggin Hill is a town in Greater London, England, situated within the London Borough of Bromley. It lies approximately 15.2 miles (24.5 km) south‑southeast of Charing Cross, the central point of London. The town is separated from the main built‑up area of London by the Metropolitan green belt, which provides a buffer of open space. It is adjacent to the Greater London boundary with Kent and Surrey, and prior to the creation of Greater London in 1965 it was part of Kent. According to the 2011 Census, Biggin Hill had a population of 9,951 residents. The locality falls within the TN 16 postal district, indicating its postal context within the region.