Flat 1, 8 Heath Drive, London, NW3 7SN

Flat 1 is a two-bedroom semi-detached house in London (NW3 7SN). It has a recorded floor area of 185 m² (around 1991 sq ft), construction records dating it to 1900-1929 and council tax band F. At 185 m² this is the largest unit on EPC record across the building (87–185 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (50 versus a best of 75). The latest certificate (July 2023) shows an E (score 50), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2009); the latest reading is one band lower. The recommended improvements would push it to D (score 60).

It hasn't traded since October 2010, a hold of 16 years that's notably long for the area. At 185 m² the property is well over the postcode median (113 m² across 31 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 87% of similar EPCs). Across 1998–2010, sale prices on this property compounded at 8.9% per year. Today's modelled estimate of £783,000 is 46.4% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 28.1% below the postcode norm.