6a, Clarence Road, Hounslow, London, W4 3AS

6a is a semi-detached house in Hounslow, London, London (W4 3AS). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1976-1982 and council tax band D. At 46 m² this is the 2nd smallest of 19 units on EPC record in the building, where floor areas span 41–149 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (October 2020) shows a C (score 70). The rating has held steady at C across 2 certificates since November 2008. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average.

Held since January 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £451,000 is 48.5% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£613/sq ft) was about 59% above the typical sold price in the postcode. At 46 m² it's 25.8% smaller than the typical home in the postcode (62 m² median across 23 EPCs).