427 King Henrys Drive, New Addington, Croydon, CR0 0AG

427 King Henrys Drive is an end-of-terrace house in New Addington, Croydon, Croydon (CR0 0AG). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1950-1966 and council tax band B. At 69 m² this is the 21st smallest of 38 units on EPC record in the building, where floor areas span 23–133 m². The building's EPC ratings span E to A, with this unit at the bottom. The latest certificate (June 2018) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2013. Between certificates, hot-water efficiency went from Very Poor to Poor; while wall efficiency dropped from Good to Average and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on electricity.

Today's modelled estimate of £230,000 is 12.2% below the 2018 sale of £262,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£353/sq ft) was about 58% above the typical sold price in the postcode. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in April 2018 and unlisted since — roughly 8 years.