542a, Flat A, Streatham High Road, Lambeth, London, SW16 3QF

542a is a detached house in Lambeth, London, London (SW16 3QF). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to 2021. At 47 m² this is the smallest unit on EPC record across 542a (47–58 m²). On EPC score it ranks last in the building (56 versus a best of 63). The latest certificate (October 2022) shows a D (score 56), a step below the typical UK home. When first surveyed in July 2010 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Average, roof efficiency went from Very Poor to Average and window efficiency went from Poor to Very Good; while main heating dropped from Average to Very Poor. Main heating runs on electricity: electricity, unspecified tariff.

Today's modelled estimate of £283,000 is 22.5% below the 2023 sale of £365,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£721/sq ft) was about 167.6% above the typical sold price in the postcode. Most recent transfer: June 2023 at £365,000.