12 Amber Court, Laleham Road, Staines Upon Thames, TW18 2DZ

12 Amber Court is a one-bedroom semi-detached house in Staines Upon Thames (TW18 2DZ). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (May 2020) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in January 2020 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and roof efficiency went from Very Poor to Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on electricity. At 38 m² this is the 10th smallest of 12 units on EPC record in the building, where floor areas span 31–38 m². The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (43 versus a best of 64).

Untraded for 24 years, with the last transfer in March 2002. Across 1997–2002, sale prices on this property compounded at 18.8% per year. Today's modelled estimate of £195,000 sits 107.4% above the 2002 sale of £94,000. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 35.9% below the postcode norm. At 38 m² it's 18.8% larger than the typical home in the postcode (32 m² median across 11 EPCs).