Flat 1, 1 Buckland Crescent, London, NW3 5DH

Flat 1 is a semi-detached house in London (NW3 5DH). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1900-1929 and council tax band E. At 89 m² this is the largest unit on EPC record across the building (48–89 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 (39 versus a best of 76). The latest certificate (March 2024) shows an E (score 39), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since January 2010. Between certificates, hot-water efficiency went from Poor to Average; while main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.

It hasn't traded since April 2010, a hold of 16 years that's notably long for the area. Across 1999–2010, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £888,000 sits 82.3% above the 2010 sale of £487,000. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).