11c, Brackenbury Road, London, W6 0BE

11c is a mid-terrace house in London (W6 0BE). It has a recorded floor area of 82 m² (around 883 sq ft) and construction records dating it to before 1900. At 82 m² this is the 10th smallest of 13 units on EPC record in the building, where floor areas span 33–101 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 (45 versus a best of 79). The latest certificate (August 2021) shows an E (score 45), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2010. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Very Poor to Poor; while roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 73), a 2-band jump.

Sale prices here have outpaced London HPI: 12.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£872/sq ft) was about 132.6% above the typical sold price in the postcode. At 82 m² the property is well over the postcode median (59 m² across 33 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in April 2014 and unlisted since — roughly 12 years. Across the public record there are 5 sales, relatively high churn for a single property.