10 Charlton Drive, Biggin Hill, Westerham, TN16 3TZ

10 Charlton Drive is a two-bedroom semi-detached house in Biggin Hill, Westerham, Westerham (TN16 3TZ). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (November 2025) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since August 2009. Between certificates, roof efficiency dropped from Good to Average and lighting dropped from Very Good to Average.

Across 1996–2013, sale prices on this property compounded at 6.9% per year. Today's modelled estimate of £402,000 sits 65.8% above the 2013 sale of £242,500. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 266.5% above the typical sold price in the postcode. At 81 m² it sits well below the postcode median (123 m² across 4 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). On the market in October 2013 and unlisted since — roughly 13 years. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved.