115a, Gladstone Avenue, Haringey, London, N22 6LA

115a is a mid-terrace house in Haringey, London, London (N22 6LA). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1900-1929 and council tax band C. At 59 m² this is the 11th smallest of 57 units on EPC record in the building, where floor areas span 46–101 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (November 2020) shows a C (score 71). The rating has held steady at C across 2 certificates since June 2009. Between certificates, roof efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

It hasn't traded since May 2001, a hold of 25 years that's notably long for the area. Across 1999–2001, sale prices on this property compounded at 18.9% per year. Today's modelled estimate of £432,000 sits 307.5% above the 2001 sale of £106,000. On a £-per-square-foot basis, the last sale (£167/sq ft) was about 37.4% below the postcode norm. One planning record on file: new windows approved in 2023. Past consents include new windows, meaningful when judging how the property has evolved.