14a, Harrier Mews, Greenwich, London, SE28 0DQ

14a is an end-of-terrace house in Greenwich, London, London (SE28 0DQ). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 1991-1995 and council tax band A. At 30 m² this is the 3rd smallest of 51 units on EPC record in the building, where floor areas span 20–108 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (April 2022) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since February 2011. Between certificates, window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.

It hasn't traded since July 2006, a hold of 20 years that's notably long for the area. Across 2001–2006, sale prices on this property compounded at 14.3% per year. Today's modelled estimate of £143,000 sits 90.7% above the 2006 sale of £75,000. At 30 m² it sits well below the postcode median (51 m² across 50 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).