20 Copperfield Court, Leatherhead, KT22 7LD

20 Copperfield Court is an end-of-terrace house in Leatherhead (KT22 7LD). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (December 2021) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in March 2009 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity. At 37 m² this is the 6th 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.

At 37 m² it sits well below the postcode median (54 m² across 29 EPCs), making it one of the more compact homes locally. Sold June 2022 for £199,950. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2000–2022, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£502/sq ft) was about 89.9% above the typical sold price in the postcode.