25a, Barforth Road, Southwark, London, SE15 3PS

25a is an end-of-terrace house in Southwark, London, London (SE15 3PS). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to 1900-1929. The latest certificate (April 2019) 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 May 2009. Between certificates, lighting went from Average to Good. The recommended improvements would push it to C (score 77). At 47 m² this is the 7th smallest of 36 units on EPC record in the building, where floor areas span 39–195 m². The building's EPC ratings span G to C across 36 units on file.

Untraded for 30 years, with the last transfer in February 1996. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £351,000 sits 1200% above the 1996 sale of £27,000. On a £-per-square-foot basis, the last sale (£53/sq ft) was about 83% below the postcode norm. At 47 m² it sits well below the postcode median (84 m² across 35 EPCs), making it one of the more compact homes locally.