Westgate House, Flat 143, London Road, Isleworth, TW7 4DJ

Westgate House is a mid-terrace house in Isleworth (TW7 4DJ). It has a recorded floor area of 33 m² (around 355 sq ft) and construction records dating it to 2003-2006. The latest certificate (July 2019) returns a B (score 84), comfortably above the UK average. When first surveyed in November 2008 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while hot-water efficiency dropped from Average to Poor. Main heating runs on electricity. At 33 m² this is the 2nd smallest of 49 units on EPC record in Westgate House, where floor areas span 26–76 m². The building's EPC ratings span D to B, with this unit at the top.

Today's modelled estimate of £222,000 is 11.2% below the 2016 sale of £249,950, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£704/sq ft) was about 52.4% above the typical sold price in the postcode. At 33 m² it sits well below the postcode median (48 m² across 48 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). Last sold in March 2016, so it's been off the market for around 10 years.