Flat 1, 84 Ditton Road, Surbiton, KT6 6RH

Flat 1 is a two-bedroom semi-detached house in Surbiton (KT6 6RH). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1900-1929 and council tax band C. At 48 m² this is the smallest unit on EPC record across the building (48–72 m²). The building's EPC ratings span E to D, with this unit at the top. The latest certificate (March 2016) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since December 2011. Between certificates, window efficiency went from Poor to Average; while lighting dropped from Average to Poor. The recommended improvements would push it to C (score 74). The latest certificate is from March 2016, so improvements made since then won't be reflected.

Held since March 2006 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £355,000 sits 68.2% above the 2006 sale of £211,000. On a £-per-square-foot basis, the last sale (£408/sq ft) was about 23.7% above the typical sold price in the postcode. At 48 m² it sits well below the postcode median (107 m² across 38 EPCs), making it one of the more compact homes locally.