25b, Nutcroft Road, Southwark, London, SE15 1AG

25b is a detached house in Southwark, London, London (SE15 1AG). It has a recorded floor area of 39 m² (around 419 sq ft), construction records dating it to 1900-1929 and council tax band B. At 39 m² this is the 2nd smallest of 23 units on EPC record in the building, where floor areas span 34–107 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (March 2011) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2009); the latest reading is one band lower. Between certificates, roof efficiency went from Very Poor to Very Good, hot-water efficiency went from Good to Very Good and lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 70). The latest certificate is from March 2011, so improvements made since then won't be reflected.

One planning record on file: an extension approved in 2015. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 39 m² it's 21.4% smaller than the typical home in the postcode (50 m² median across 22 EPCs).