23 Abbey Mews, Isleworth, TW7 5BJ

23 Abbey Mews is a two-bedroom mid-terrace house in Isleworth (TW7 5BJ). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (May 2012) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since May 2011. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Very Poor to Average; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83). Main heating runs on electricity. The latest certificate is from May 2012, so improvements made since then won't be reflected. At 74 m² this is the 2nd smallest of 14 units on EPC record in the building, where floor areas span 52–142 m². The building's EPC ratings span D to B across 14 units on file.

At 74 m² it sits well below the postcode median (123 m² across 13 EPCs), making it one of the more compact homes locally. Across 2005–2021, sale prices on this property compounded at 3.8% per year. On a £-per-square-foot basis, the last sale (£565/sq ft) was about 54.7% above the typical sold price in the postcode. Last sale on file: £450,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.