40a, Duckett Road, Haringey, London, N4 1BN

40a is a mid-terrace house in Haringey, London, London (N4 1BN). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band C. At 75 m² this is the 16th smallest of 31 units on EPC record in the building, where floor areas span 15–238 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (August 2018) shows a C (score 73). When first surveyed in October 2011 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average.

Most recent transfer was January 2025 at £655,000 — fresh data. Across the public record there are 5 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. At 75 m² it's 23% larger than the typical home in the postcode (61 m² median across 41 EPCs). Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Across 2002–2025, sale prices on this property compounded at 7.1% per year. On a £-per-square-foot basis, the last sale (£811/sq ft) was about 167.4% above the typical sold price in the postcode.