31a, Keston Road, Southwark, London, SE15 4JA

31a is a two-bedroom mid-terrace house in Southwark, London, London (SE15 4JA). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1900-1929 and council tax band C. At 40 m² this is the smallest unit on EPC record across the building (40–177 m²). The building's EPC ratings span E to C, with this unit at the top. Period features are noted in the property record. The latest certificate (July 2020) shows a C (score 70). When first surveyed in January 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average.

At 40 m² it sits well below the postcode median (90 m² across 18 EPCs), making it one of the more compact homes locally. Sold May 2022 for £645,000. Across the public record there are 4 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 2005–2022, sale prices on this property compounded at 3.4% per year. On a £-per-square-foot basis, the last sale (£1,498/sq ft) was about 370.6% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 3 refused.