147a, Brook Drive, Southwark, London, SE11 4TQ

147a is a three-bedroom mid-terrace house in Southwark, London, London (SE11 4TQ). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2019) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in July 2013 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Poor and hot-water efficiency went from Very Poor to Good. The recommended improvements would push it to C (score 76). At 60 m² this is the 4th smallest of 15 units on EPC record in the building, where floor areas span 34–166 m². The building's EPC ratings span E to C across 15 units on file.

Held since January 2005 — that's 21 years off the open market, well above the local norm. Today's modelled estimate of £494,000 sits 349.1% above the 2005 sale of £110,000. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 64.1% below the postcode norm. At 60 m² it's 20% smaller than the typical home in the postcode (75 m² median across 20 EPCs).