1b, Sigdon Road, Hackney, London, E8 1AP

1b is an end-of-terrace house in Hackney, London, London (E8 1AP). It has a recorded floor area of 56 m² (around 600 sq ft) and construction records dating it to 1900-1929. At 56 m² this is the 12th smallest of 40 units on EPC record in the building, where floor areas span 28–211 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 (47 versus a best of 77). The latest certificate (August 2011) shows an E (score 47), well below the UK norm with real room to improve. The latest certificate is from August 2011, so improvements made since then won't be reflected.

It hasn't traded since August 2004, a hold of 22 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. At 56 m² it's 26.6% smaller than the typical home in the postcode (76 m² median across 39 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1996–2004, sale prices on this property compounded at 18.5% per year. Today's modelled estimate of £458,000 sits 151.6% above the 2004 sale of £182,000. On a £-per-square-foot basis, the last sale (£303/sq ft) was about 40.1% below the postcode norm.