10 Cranborne Avenue, Southall, UB2 4HY

10 Cranborne Avenue is a three-bedroom detached house in Southall (UB2 4HY). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1930-1949 and council tax band F. At 47 m² this is the smallest unit on EPC record across the building (47–209 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (46 versus a best of 71). Other recorded features include outbuildings. Records show the property has been extended at some point in its history. The latest certificate (February 2017) shows an E (score 46), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2014); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to D (score 64).

Sale prices here have outpaced England HPI: 8.7% per year against 0% for the wider region. Today's modelled estimate of £897,000 is 49.5% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£1,186/sq ft) was about 426.3% above the typical sold price in the postcode. At 47 m² it sits well below the postcode median (191 m² across 6 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in February 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. 7 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved.