67c, Grand Parade, Green Lanes, London, N4 1DU

67c is a mid-terrace house in London (N4 1DU). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1900-1929 and council tax band C. At 53 m² this is the 2nd smallest of 20 units on EPC record in the building, where floor areas span 31–120 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (47 versus a best of 81). The latest certificate (June 2022) shows an E (score 47), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since December 2009. Between certificates, lighting went from Poor to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 70), a 2-band jump.

Untraded for 16 years, with the last transfer in April 2010. Across 1997–2010, sale prices on this property compounded at 12.1% per year. Today's modelled estimate of £420,000 sits 82.6% above the 2010 sale of £229,950. On a £-per-square-foot basis, the last sale (£403/sq ft) was about 201.1% above the typical sold price in the postcode. At 53 m² it sits well below the postcode median (78 m² across 24 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).