Flat 3, 102 Old Street, Islington, London, EC1V 9AY

Flat 3 is a mid-terrace house in Islington, London, London (EC1V 9AY). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 2007 onwards and council tax band F. The latest certificate (July 2011) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since July 2011. Between certificates, hot-water efficiency went from Poor to Good and main heating went from Average to Good. The recommended improvements would push it to B (score 81). The latest certificate is from July 2011, so improvements made since then won't be reflected. At 38 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 36–52 m².

One planning record on file: new windows approved in 2011. Past consents include new windows, meaningful when judging how the property has evolved. At 38 m² it's 18.8% larger than the typical home in the postcode (32 m² median across 17 EPCs). Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). On a £-per-square-foot basis, the last sale (£1,635/sq ft) was about 146.2% above the typical sold price in the postcode. Last sold in March 2015, so it's been off the market for around 11 years.