3a, Walcorde Avenue, Southwark, London, SE17 1LS

3a is a mid-terrace house in Southwark, London, London (SE17 1LS). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1900-1929 and council tax band B. At 52 m² this is the 3rd smallest of 16 units on EPC record in the building, where floor areas span 44–151 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2021) shows a C (score 69), just inside the C band. When first surveyed in May 2011 the rating was E, the property has climbed 2 bands since. Between certificates, lighting went from Poor to Average and main heating went from Average to Good; while window efficiency dropped from Good to Average.

At 52 m² it sits well below the postcode median (77 m² across 19 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Sold December 2021 for £330,000. Across the public record there are 7 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1999–2021, sale prices on this property compounded at 8% per year. Today's modelled estimate of £441,000 is 33.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£590/sq ft) was about 170.1% above the typical sold price in the postcode. One historical planning record sits against the property in 2012.