Flat 4, 42 Maple Road, Surbiton, KT6 4AB

Flat 4 is an end-of-terrace house in Surbiton (KT6 4AB). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to before 1900 and council tax band C. At 52 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 50–63 m². The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (39 versus a best of 67). The latest certificate (August 2018) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.

Sold November 2020 for £340,000. Across the public record there are 4 sales, relatively high churn for a single property. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Across 2010–2020, sale prices on this property compounded at 6% per year. Today's modelled estimate of £374,000 is 10% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£607/sq ft) was about 68.7% above the typical sold price in the postcode.