178 Chiswick High Road, Hounslow, London, W4 1PR

178 Chiswick High Road is a detached house in Hounslow, London, London (W4 1PR). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to before 1900 and council tax band D. At 78 m² this is the 4th smallest of 11 units on EPC record in the building, where floor areas span 41–103 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (July 2020) shows a C (score 74). When first surveyed in August 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

Across 1996–2017, sale prices on this property compounded at 17.7% per year. Today's modelled estimate of £551,000 is 69.4% below the 2017 sale of £1,800,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£2,144/sq ft) was about 342.2% above the typical sold price in the postcode. At 78 m² the property is well over the postcode median (60 m² across 15 EPCs), placing it in the larger end of the local stock. Last changed hands 9 years ago, in November 2017. Across the public record there are 5 sales, relatively high churn for a single property. 7 planning records sit against the property, 6 approved, 0 refused. Past consents include an extension, a basement excavation, subdivision and change of use to residential, meaningful when judging how the property has evolved.