The Triangle, Flat 20, Goswell Road, Islington, London, EC1V 0AF

The Triangle is a two-bedroom mid-terrace house in Islington, London, London (EC1V 0AF). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1967-1975 and council tax band C. At 44 m² this is the 2nd smallest of 25 units on EPC record in The Triangle, where floor areas span 36–88 m². The building's EPC ratings span E to C, with this unit at the top. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (April 2019) shows a C (score 69), just inside the C band. Earlier certificates rated it B (July 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Average to Poor and hot-water efficiency dropped from Good to Poor. Main heating runs on electricity.

It hasn't traded since April 2004, a hold of 22 years that's notably long for the area. Across 1998–2004, sale prices on this property compounded at 23.4% per year. Today's modelled estimate of £363,000 sits 101.7% above the 2004 sale of £180,000. On a £-per-square-foot basis, the last sale (£380/sq ft) was about 19% above the typical sold price in the postcode. At 44 m² it sits well below the postcode median (67 m² across 24 EPCs), making it one of the more compact homes locally.