20 Northstand Apartments, Highbury Stadium Square, Islington, London, N5 1FJ

20 Northstand Apartments is a one-bedroom mid-terrace house in Islington, London, London (N5 1FJ). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 2007 onwards and council tax band D. There is a swimming pool on the plot, uncommon for the area. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. At 56 m² this is the 18th smallest of 71 units on EPC record in the building, where floor areas span 41–100 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (November 2018) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (October 2008); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

At 56 m² it's 19.4% smaller than the typical home in the postcode (70 m² median across 70 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Across 2009–2018, sale prices on this property compounded at 4.9% per year. Sold November 2018 for £405,000.