15 Waleran Flats, Old Kent Road, Southwark, London, SE1 5UU

15 Waleran Flats is a mid-terrace house in Southwark, London, London (SE1 5UU). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1900-1929 and council tax band C. At 71 m² this is the 25th smallest of 27 units on EPC record in the building, where floor areas span 38–95 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2019) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since June 2009. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average and main heating dropped from Very Good to Good.

It hasn't traded since July 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £470,000 sits 97.5% above the 2007 sale of £238,000. On a £-per-square-foot basis, the last sale (£311/sq ft) was about 28% below the postcode norm. At 71 m² it's 26.8% larger than the typical home in the postcode (56 m² median across 26 EPCs).