Flat 1, 343 Upper Richmond Road West, London, SW14 8QN

Flat 1 is a mid-terrace house in London (SW14 8QN). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1900-1929 and council tax band C. At 39 m² this is the smallest unit on EPC record across the building (39–64 m²). The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (49 versus a best of 60). The latest certificate (August 2020) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in July 2014 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Poor; while wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity.

At 39 m² it sits well below the postcode median (60 m² across 10 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1999–2020, sale prices on this property compounded at 6% per year. Today's modelled estimate of £297,000 is 14.2% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£619/sq ft) was about 142.5% above the typical sold price in the postcode. Most recent transfer: January 2020 at £260,000. One historical planning record sits against the property in 2016.