10 Blanchedowne, Southwark, London, SE5 8HT

10 Blanchedowne is a two-bedroom semi-detached house in Southwark, London, London (SE5 8HT). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1950-1966 and council tax band C. At 59 m² this is the smallest unit on EPC record across the building (59–150 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 (49 versus a best of 76). The latest certificate (June 2014) shows an E (score 49), well below the UK norm with real room to improve. Earlier certificates rated it C (August 2010); the latest reading is 2 bands lower. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Average to Poor and hot-water efficiency dropped from Good to Very Poor. The recommended improvements would push it to D (score 58). The latest certificate is from June 2014, so improvements made since then won't be reflected.

Last changed hands 9 years ago, in October 2017. Across the public record there are 5 sales, relatively high churn for a single property. At 59 m² it's 21.3% smaller than the typical home in the postcode (75 m² median across 19 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs). Across 1996–2017, sale prices on this property compounded at 10.6% per year. On a £-per-square-foot basis, the last sale (£622/sq ft) was about 65.1% above the typical sold price in the postcode.