21 Copperfield Court, Leatherhead, KT22 7LD

21 Copperfield Court is a one-bedroom mid-terrace house in Leatherhead (KT22 7LD). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (March 2021) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (March 2010); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. Main heating runs on electricity. At 43 m² this is the 9th smallest of 30 units on EPC record in the building, where floor areas span 33–72 m². The building's EPC ratings span F to C across 30 units on file. Other recorded features include a balcony.

It hasn't traded since July 2010, a hold of 16 years that's notably long for the area. Across 2003–2010, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £199,000 is 34.5% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£320/sq ft) was about 20% above the typical sold price in the postcode. At 43 m² it's 20.4% smaller than the typical home in the postcode (54 m² median across 29 EPCs).