4 Lansdowne House, Lansdowne Road, Kensington And Chelsea, London, W11 3LP

4 Lansdowne House is a one-bedroom end-of-terrace house in Kensington And Chelsea, London, London (W11 3LP). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to before 1900 and council tax band G. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Other recorded features include a balcony. At 93 m² this is the 3rd smallest of 11 units on EPC record in the building, where floor areas span 82–468 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (75 versus a worst of 45). The latest certificate (August 2025) shows a C (score 75), near the top of the C band. When first surveyed in January 2010 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Very Poor to Average. The recommended improvements would push it to B (score 83).

Sale prices here have lagged London HPI: -1% per year against 0% for the wider region. Today's modelled estimate of £1,789,000 is 15.6% below the 2025 sale of £2,120,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£2,118/sq ft) was about 200.4% above the typical sold price in the postcode. It changed hands recently, sold February 2025 for £2,120,000. At 93 m² it sits well below the postcode median (151 m² across 10 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 70% of similar EPCs). 3 planning records sit against the property, 3 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved.