103 Devonshire Road, Hounslow, London, W4 2HU

103 Devonshire Road is a mid-terrace house in Hounslow, London, London (W4 2HU). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1900-1929. At 41 m² this is the smallest unit on EPC record across the building (41–154 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (January 2022) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 4 certificates since February 2012. Between certificates, hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.

Today's modelled estimate of £362,000 is 57.4% below the 2018 sale of £850,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£1,926/sq ft) was about 331.8% above the typical sold price in the postcode. At 41 m² it sits well below the postcode median (107 m² across 29 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs). 6 planning records sit against the property, 2 approved, 2 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. Last sale on file: £850,000 in November 2018.