13 Walpole Gardens, Hounslow, London, W4 4HG

13 Walpole Gardens is a six-bedroom detached house in Hounslow, London, London (W4 4HG). It has a recorded floor area of 285 m² (around 3068 sq ft), construction records dating it to 1900-1929 and council tax band H. The latest certificate (May 2019) shows a D (score 55), a step below the typical UK home. When first surveyed in May 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Good, window efficiency went from Poor to Average and lighting went from Very Poor to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 78).

At 285 m² the property is well over the postcode median (53 m² across 41 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Most recent transfer was February 2025 at £3,250,000 — fresh data. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, new windows, a basement excavation and partial demolition, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. Across 2009–2025, sale prices on this property compounded at 2.9% per year. Today's modelled estimate of £3,739,000 is 15% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£1,059/sq ft) was about 28.5% above the typical sold price in the postcode.