11a, Streatham Common South, Lambeth, London, SW16 3BT

11a is a three-bedroom detached house in Lambeth, London, London (SW16 3BT). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (July 2020) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in December 2009 the rating was F, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Poor to Good; while wall efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. Period features are noted in the property record.

At 110 m² the property is well over the postcode median (81 m² across 21 EPCs), placing it in the larger end of the local stock. 15 planning records sit against the property, 6 approved, 5 refused. Past consents include an extension, new windows and tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. Across 2014–2021, sale prices on this property compounded at 5.3% per year. On a £-per-square-foot basis, the last sale (£1,005/sq ft) was about 261.8% above the typical sold price in the postcode. Most recent transfer: March 2021 at £1,190,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.