Northumbria Court, Flat 5, 6 Sheen Road, Richmond, TW9 1AE

Northumbria Court is a mid-terrace house in Richmond (TW9 1AE). It has a recorded floor area of 71 m² (around 764 sq ft) and construction records dating it to 1983-1990. At 71 m² this is the 27th smallest of 30 units on EPC record in Northumbria Court, where floor areas span 38–77 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (56 versus a best of 83). The latest certificate (August 2021) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 3 certificates since July 2009. Between certificates, lighting went from Average to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 75). Main heating runs on electricity.

At 71 m² the property is well over the postcode median (54 m² across 37 EPCs), placing it in the larger end of the local stock. Across 2009–2023, sale prices on this property compounded at 3.2% per year. On a £-per-square-foot basis, the last sale (£759/sq ft) was about 42.9% above the typical sold price in the postcode. Sold April 2023 for £580,000.