29c, Cadogan Road, Surbiton, KT6 4DQ

29c is an end-of-terrace house in Surbiton (KT6 4DQ). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to before 1900 and council tax band B. At 34 m² this is the smallest unit on EPC record across the building (34–278 m²). The building's EPC ratings span G to C across 33 units on file. The latest certificate (January 2019) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was G, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Poor and hot-water efficiency went from Very Poor to Average. The recommended improvements would push it to C (score 80). Main heating runs on electricity.

At 34 m² it sits well below the postcode median (67 m² across 32 EPCs), making it one of the more compact homes locally. Most recent transfer: September 2021 at £230,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2000–2021, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £254,000 is 10.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£628/sq ft) was about 80.7% above the typical sold price in the postcode.