Earlsfield House, Flat 10, Royal Quarter, Seven Kings Way, Kingston Upon Thames, KT2 5BG

Earlsfield House is a one-bedroom mid-terrace house in Kingston Upon Thames (KT2 5BG). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 2003-2006 and council tax band E. At 87 m² this is the 50th smallest of 58 units on EPC record in Earlsfield House, where floor areas span 35–100 m². The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (June 2020) shows a D (score 62), on the cusp of jumping into the C band. Earlier certificates rated it C (December 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Very Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

Untraded for 16 years, with the last transfer in May 2010. At 87 m² the property is well over the postcode median (66 m² across 57 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs). Across 2005–2010, sale prices on this property compounded at 2.1% per year. Today's modelled estimate of £502,000 sits 61.9% above the 2010 sale of £310,000. On a £-per-square-foot basis, the last sale (£331/sq ft) was about 28.6% below the postcode norm.