11b, Buchan Road, Southwark, London, SE15 3HQ

11b is a mid-terrace house in Southwark, London, London (SE15 3HQ). It has a recorded floor area of 19 m² (around 205 sq ft), construction records dating it to 1930-1949 and council tax band B. At 19 m² this is the smallest unit on EPC record across the building (19–121 m²). The building's EPC ratings span E to C across 20 units on file. The latest certificate (January 2021) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2009. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 76).

At 19 m² it sits well below the postcode median (89 m² across 19 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved.