Copper Beeches, Flat 9, 6 Witham Road, Isleworth, TW7 4AW

Copper Beeches is a one-bedroom mid-terrace house in Isleworth (TW7 4AW). It has a recorded floor area of 48 m² (around 517 sq ft) and construction records dating it to 1983-1990. The latest certificate (March 2024) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since March 2014. Between certificates, wall efficiency went from Average to Good and hot-water efficiency went from Average to Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. At 48 m² this is the 9th smallest of 28 units on EPC record in Copper Beeches, where floor areas span 42–72 m². The building's EPC ratings span D to B across 28 units on file.

Last sold in June 2014, so it's been off the market for around 12 years. Across the public record there are 6 sales, relatively high churn for a single property. Across 1995–2014, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £269,000 is 23.7% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£421/sq ft) was about 25% above the typical sold price in the postcode.