Flat 6, 85 Richmond Road, Kingston Upon Thames, KT2 5BP

Flat 6 is a semi-detached house in Kingston Upon Thames (KT2 5BP). It has a recorded floor area of 22 m² (around 237 sq ft), construction records dating it to 1900-1929 and council tax band B. At 22 m² this is the smallest unit on EPC record across the building (22–36 m²). The building's EPC ratings span F to D, with this unit at the bottom. On EPC score it ranks last in the building (28 versus a best of 60). The latest certificate (September 2016) shows an F (score 28), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since April 2010. Between certificates, window efficiency went from Very Poor to Good; while main heating dropped from Average to Very Poor. The recommended improvements would lift it to D (score 68), a 2-band jump. Main heating runs on electricity.

At 22 m² it sits well below the postcode median (36 m² across 9 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2014–2017, sale prices on this property compounded at 13.4% per year. On a £-per-square-foot basis, the last sale (£1,098/sq ft) was about 223.4% above the typical sold price in the postcode. Last sold in February 2017, so it's been off the market for around 9 years.