Flat 6, 139 George Street, London, W1H 5LB

Flat 6 is a three-bedroom end-of-terrace house in London (W1H 5LB). It has a recorded floor area of 121 m² (around 1302 sq ft) and construction records dating it to 1983-1990. At 121 m² this is the largest unit on EPC record across the building (50–121 m²). The building's EPC ratings span D to B, with this unit at the bottom. Period features are noted in the property record. The latest certificate (August 2023) shows a D (score 63), on the cusp of jumping into the C band. Earlier certificates rated it C (August 2011); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. Main heating runs on electricity.

Held since April 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 121 m² the property is well over the postcode median (83 m² across 33 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £1,733,000 sits 230.1% above the 2000 sale of £525,000. On a £-per-square-foot basis, the last sale (£403/sq ft) was about 17.5% below the postcode norm.