31d, Grove Green Road, London, E11 4EG

31d is a semi-detached house in London (E11 4EG). It has a recorded floor area of 36 m² (around 388 sq ft) and construction records dating it to 1900-1929. At 36 m² this is the smallest unit on EPC record across the building (36–88 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (58 versus a best of 73). The latest certificate (August 2017) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 76).

Held since March 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £267,000 sits 159.2% above the 2003 sale of £103,000. At 36 m² it sits well below the postcode median (69 m² across 42 EPCs), making it one of the more compact homes locally.