149a, Chiswick High Road, Hounslow, London, W4 2DT

149a is a one-bedroom mid-terrace house in Hounslow, London, London (W4 2DT). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band E. At 75 m² this is the 5th smallest of 7 units on EPC record in the building, where floor areas span 45–90 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (August 2021) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2009); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 75).

Untraded for 22 years, with the last transfer in November 2004. At 75 m² the property is well over the postcode median (57 m² across 12 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £496,000 sits 118.5% above the 2004 sale of £227,000. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and subdivision, meaningful when judging how the property has evolved.