14 Cooper Close, Southwark, London, SE1 7QU

14 Cooper Close is a one-bedroom mid-terrace house in Southwark, London, London (SE1 7QU). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (January 2021) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2010); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Average to Poor and roof efficiency dropped from Poor to Very Poor. At 33 m² this is the 7th smallest of 30 units on EPC record in the building, where floor areas span 30–85 m². The building's EPC ratings span E to C across 30 units on file. Other recorded features include a balcony.

Untraded for 28 years, with the last transfer in June 1998. 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 £307,000 sits 458.2% above the 1998 sale of £55,000. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 69.8% below the postcode norm. At 33 m² it sits well below the postcode median (48 m² across 29 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs).