Hill Court, 27, St Mark S Hill, Surbiton, KT6 4LW

Hill Court is a two-bedroom end-of-terrace house in Surbiton (KT6 4LW). It has a recorded floor area of 72 m² (around 777 sq ft), construction records dating it to 1930-1949 and council tax band D. At 72 m² this is the 6th smallest of 23 units on EPC record in Hill Court, where floor areas span 67–119 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (January 2010) shows an E (score 52), well below the UK norm with real room to improve. The latest certificate is from January 2010, so improvements made since then won't be reflected.

At 72 m² it's 19.8% smaller than the typical home in the postcode (90 m² median across 22 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2010–2014, sale prices on this property compounded at 11.7% per year. Today's modelled estimate of £439,000 is 13.1% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£499/sq ft) was about 117.5% above the typical sold price in the postcode. Last sold in March 2014, so it's been off the market for around 12 years.