Flat 1, 10 Catherine Road, Surbiton, KT6 4HA

Flat 1 is a two-bedroom semi-detached house in Surbiton (KT6 4HA). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band C. At 34 m² this is the smallest unit on EPC record across the building (34–84 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (April 2016) shows a C (score 69), just inside the C band. The latest certificate is from April 2016, so improvements made since then won't be reflected.

It hasn't traded since December 2005, a hold of 20 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2005, sale prices on this property compounded at 12.1% per year. Today's modelled estimate of £295,000 sits 110.7% above the 2005 sale of £140,000. At 34 m² it sits well below the postcode median (77 m² across 33 EPCs), making it one of the more compact homes locally.