21a, Kingfield Road, Ealing, London, W5 1LD

21a is a one-bedroom mid-terrace house in Ealing, London, London (W5 1LD). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1930-1949 and council tax band C. At 48 m² this is the smallest unit on EPC record across the building (48–174 m²). The building's EPC ratings span E to C across 20 units on file. Other recorded features include outbuildings. The latest certificate (April 2015) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2009. Between certificates, window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Good to Average and lighting dropped from Good to Average. The recommended improvements would push it to C (score 76). The latest certificate is from April 2015, so improvements made since then won't be reflected.

At 48 m² it sits well below the postcode median (131 m² across 19 EPCs), making it one of the more compact homes locally. On the market in January 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1995–2014, sale prices on this property compounded at 9.3% per year. Today's modelled estimate of £473,000 is 31.8% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£695/sq ft) was about 24.3% above the typical sold price in the postcode.