30 Central Parade, St Marks Hill, Surbiton, KT6 4PJ

30 Central Parade is a two-bedroom end-of-terrace house in Surbiton (KT6 4PJ). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1930-1949 and council tax band C. At 63 m² this is the 17th smallest of 18 units on EPC record in the building, where floor areas span 49–63 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (43 versus a best of 74). The latest certificate (September 2014) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since July 2011. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. The latest certificate is from September 2014, so improvements made since then won't be reflected.

Held since December 2001 — that's 24 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £359,000 sits 197.9% above the 2001 sale of £120,500. On a £-per-square-foot basis, the last sale (£178/sq ft) was about 20.7% below the postcode norm.