501a, Green Lanes, Haringey, London, N4 1AL

501a is a mid-terrace house in Haringey, London, London (N4 1AL). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (December 2023) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in October 2013 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor and main heating went from Very Poor to Good. The recommended improvements would push it to C (score 78). At 122 m² this is the 6th smallest of 8 units on EPC record in the building, where floor areas span 34–147 m². The building's EPC ratings span E to C across 8 units on file.

Held since June 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 122 m² the property is well over the postcode median (58 m² across 10 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £705,000 sits 280.1% above the 1997 sale of £185,500. On a £-per-square-foot basis, the last sale (£141/sq ft) was about 75.3% below the postcode norm.