Catherine House, Flat 5, Busch Close, Isleworth, TW7 6UE

Catherine House is a two-bedroom end-of-terrace house in Isleworth (TW7 6UE). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (August 2019) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since August 2009. Between certificates, lighting went from Poor to Good and main heating went from Poor to Average. Main heating runs on electricity. At 58 m² this is the 3rd smallest of 16 units on EPC record in Catherine House, where floor areas span 57–60 m². The building's EPC ratings span D to B across 16 units on file.

Untraded for 16 years, with the last transfer in December 2009. Across the public record there are 5 sales, relatively high churn for a single property. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1997–2009, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £341,000 sits 51.6% above the 2009 sale of £225,000. On a £-per-square-foot basis, the last sale (£360/sq ft) was about 26.4% above the typical sold price in the postcode.