15 Buckingham House, Courtlands, Sheen Road, Richmond, TW10 5AP

15 Buckingham House is a three-bedroom mid-terrace house in Richmond (TW10 5AP). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1930-1949 and council tax band E. At 93 m² this is the 4th smallest of 12 units on EPC record in the building, where floor areas span 78–161 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 78). Other recorded features include a balcony. The latest certificate (December 2020) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 62).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£729/sq ft) was about 133.1% above the typical sold price in the postcode. Last sale on file: £730,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.