20 Norfolk House, Courtlands, Sheen Road, Richmond, TW10 5AT

20 Norfolk House is a two-bedroom end-of-terrace house in Richmond (TW10 5AT). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (March 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2010. Between certificates, window efficiency went from Very Poor to Average. The recommended improvements would push it to C (score 75). At 70 m² this is the 13th smallest of 20 units on EPC record in the building, where floor areas span 42–81 m². The building's EPC ratings span E to C across 20 units on file.

Untraded for 24 years, with the last transfer in August 2002. Across 1996–2002, sale prices on this property compounded at 17% per year. Today's modelled estimate of £499,000 sits 121.8% above the 2002 sale of £225,000. On a £-per-square-foot basis, the last sale (£299/sq ft) was about 31.1% below the postcode norm.