Flat 4, 24 Grove Road, Surbiton, KT6 4BZ

Flat 4 is a two-bedroom detached house in Surbiton (KT6 4BZ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1930-1949 and council tax band D. At 70 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 67–72 m². The building's EPC ratings span E to D, with this unit at the top. The latest certificate (July 2022) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 78).

At 70 m² it's 27.3% larger than the typical home in the postcode (55 m² median across 23 EPCs). Across 2001–2016, sale prices on this property compounded at 6.8% per year. On a £-per-square-foot basis, the last sale (£657/sq ft) was about 97.1% above the typical sold price in the postcode. On the market in June 2016 and unlisted since — roughly 10 years.