15 Christabel Close, Isleworth, TW7 6EJ

15 Christabel Close is a mid-terrace house in Isleworth (TW7 6EJ). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (February 2023) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it D (February 2013); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 89), a 3-band jump. Main heating runs on electricity.

Most recent transfer: August 2018 at £375,000. Across the public record there are 5 sales, relatively high churn for a single property. At 59 m² it's 18% larger than the typical home in the postcode (50 m² median across 17 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 1997–2018, sale prices on this property compounded at 7.3% per year. On a £-per-square-foot basis, the last sale (£590/sq ft) was about 100.8% above the typical sold price in the postcode.