12 Heddington Grove, Islington, London, N7 9SY

12 Heddington Grove is a two-bedroom end-of-terrace house in Islington, London, London (N7 9SY). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (September 2021) shows a C (score 76), near the top of the C band. When first surveyed in October 2018 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Poor to Very Good and window efficiency went from Average to Good. Main heating runs on electricity. At 53 m² this is the 20th smallest of 33 units on EPC record in the building, where floor areas span 35–115 m². The building's EPC ratings span E to B across 33 units on file. Period features are noted in the property record.

It hasn't traded since April 1999, a hold of 27 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £426,000 sits 348.4% above the 1999 sale of £95,000. On a £-per-square-foot basis, the last sale (£167/sq ft) was about 51.8% below the postcode norm.