4d, Parsons Mead, Croydon, CR0 3SL

4d is an end-of-terrace house in Croydon (CR0 3SL). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (October 2025) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2008. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Very Poor to Good; while roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 74). At 31 m² this is the 5th smallest of 63 units on EPC record in the building, where floor areas span 28–144 m². The building's EPC ratings span F to B across 63 units on file.

Held since September 2009 — that's 17 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 2004–2009, sale prices on this property compounded at -15.8% per year. Today's modelled estimate of £166,000 sits 79.5% above the 2009 sale of £92,500. On a £-per-square-foot basis, the last sale (£277/sq ft) was about 70% above the typical sold price in the postcode. At 31 m² it sits well below the postcode median (59 m² across 62 EPCs), making it one of the more compact homes locally.