11 Gainsborough Court, Chaseley Drive, Hounslow, London, W4 4BD

11 Gainsborough Court is a one-bedroom mid-terrace house in Hounslow, London, London (W4 4BD). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1991-1995 and council tax band D. Tenure is freehold. The latest certificate (July 2022) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2012); the latest reading is one band lower. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Very Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

Untraded for 22 years, with the last transfer in July 2004. Across 1995–2004, sale prices on this property compounded at 13.3% per year. Today's modelled estimate of £347,000 sits 67.2% above the 2004 sale of £207,500. On a £-per-square-foot basis, the last sale (£482/sq ft) was about 21% above the typical sold price in the postcode. At 40 m² it's 20% smaller than the typical home in the postcode (50 m² median across 50 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs).