10a, Parsons Mead, Croydon, CR0 3SL

10a is a two-bedroom detached house in Croydon (CR0 3SL). It has a recorded floor area of 58 m² (around 624 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2016) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since May 2009. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 76). The latest certificate is from August 2016, so improvements made since then won't be reflected. Period features are noted in the property record.

Held since May 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £222,000 sits 462% above the 1997 sale of £39,500. On a £-per-square-foot basis, the last sale (£63/sq ft) was about 63% below the postcode norm.