18 Sandy Lane, Westerham, TN16 1EB

18 Sandy Lane is a semi-detached house in Westerham (TN16 1EB). It has a recorded floor area of 150 m² (around 1615 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2014) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2014); the latest reading is one band lower. Between certificates, roof efficiency dropped from Average to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 3-band jump. The latest certificate is from November 2014, so improvements made since then won't be reflected.

Held since January 2004 — that's 22 years off the open market, well above the local norm. At 150 m² the property is well over the postcode median (87 m² across 11 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). Across 1995–2004, sale prices on this property compounded at 12% per year. Today's modelled estimate of £489,000 sits 95.6% above the 2004 sale of £250,000. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 42.8% below the postcode norm.