Flat B, 7 The Quadrant, Richmond, TW9 1BP

Flat B is a mid-terrace house in Richmond (TW9 1BP). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (July 2019) shows an F (score 26), near the bottom of the EPC scale. The rating has held steady at F across 5 certificates since March 2009. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 70), a 3-band jump. Main heating runs on electricity.

Across 1997–2017, sale prices on this property compounded at 16.8% per year. Today's modelled estimate of £543,000 is 67.1% below the 2017 sale of £1,650,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£1,548/sq ft) was about 230% above the typical sold price in the postcode. At 99 m² the property is well over the postcode median (53 m² across 6 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last changed hands 9 years ago, in September 2017.