19a, London Road, Westerham, TN16 1BB

19a is a semi-detached house in Westerham (TN16 1BB). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (February 2016) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since February 2011. Between certificates, window efficiency went from Poor to Average; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Good to Poor. The latest certificate is from February 2016, so improvements made since then won't be reflected. At 50 m² this is the 3rd smallest of 16 units on EPC record in the building, where floor areas span 22–221 m². The building's EPC ratings span F to C across 16 units on file.

Today's modelled estimate of £206,000 sits 87.3% above the 2016 sale of £110,000. On a £-per-square-foot basis, the last sale (£204/sq ft) was about 43.7% below the postcode norm. At 50 m² it sits well below the postcode median (77 m² across 15 EPCs), making it one of the more compact homes locally. On the market in March 2016 and unlisted since — roughly 10 years.