18a, Kensington Church Street, Kensington And Chelsea, London, W8 4EP

18a is a three-bedroom mid-terrace house in Kensington And Chelsea, London, London (W8 4EP). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1900-1929 and council tax band G. At 116 m² this is the 3rd smallest of 5 units on EPC record in the building, where floor areas span 39–126 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 (76 versus a worst of 39). The latest certificate (January 2026) shows a C (score 76), near the top of the C band. When first surveyed in August 2010 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Average to Very Good; while window efficiency dropped from Good to Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 81). This certificate was lodged in the last six months, so the rating reflects current condition.

Held since May 1999 — that's 27 years off the open market, well above the local norm. Sale prices here have outpaced London HPI: 1.8% per year against 0% for the wider region. Today's modelled estimate of £1,336,000 sits 445.3% above the 1999 sale of £245,000. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 78.3% below the postcode norm. At 116 m² the property is well over the postcode median (55 m² across 8 EPCs), placing it in the larger end of the local stock.