18c, Endymion Road, London, N4 1EE

18c is a mid-terrace house in London (N4 1EE). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 1900-1929 and council tax band B. At 30 m² this is the 6th smallest of 30 units on EPC record in the building, where floor areas span 23–113 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2019) shows an E (score 49), well below the UK norm with real room to improve. Earlier certificates rated it D (July 2016); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on to be used only when there is no heating/hot.

Untraded for 20 years, with the last transfer in February 2006. Today's modelled estimate of £267,000 sits 132.2% above the 2006 sale of £115,000. On a £-per-square-foot basis, the last sale (£356/sq ft) was about 16.7% below the postcode norm. At 30 m² it sits well below the postcode median (55 m² across 105 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 87% of similar EPCs).