10 Copthorne Court, Station Road, Leatherhead, KT22 7RR

10 Copthorne Court is an end-of-terrace house in Leatherhead (KT22 7RR). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1976-1982 and council tax band C. At 40 m² this is the smallest unit on EPC record across the building (40–151 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (60 versus a best of 80). The latest certificate (November 2021) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2011); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 79).

Across 1998–2018, sale prices on this property compounded at 6.7% per year. On a £-per-square-foot basis, the last sale (£581/sq ft) was about 97.6% above the typical sold price in the postcode. At 40 m² it's 25.2% smaller than the typical home in the postcode (54 m² median across 14 EPCs). Last sale on file: £250,000 in June 2018.