Twyford House, Flat 101a, Elwood Street, Islington, London, N5 1EL

Twyford House is an end-of-terrace house in Islington, London, London (N5 1EL). It has a recorded floor area of 20 m² (around 215 sq ft), construction records dating it to 1930-1949 and council tax band A. At 20 m² this is the smallest unit on EPC record across Twyford House (20–79 m²). The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 81). The latest certificate (October 2020) shows an E (score 51), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since October 2010. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

At 20 m² it sits well below the postcode median (53 m² across 35 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £186,000 sits 61.7% above the 2012 sale of £115,000. On a £-per-square-foot basis, the last sale (£534/sq ft) was about 21.5% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. The record references listed-building consent, which constrain future alterations. 14 years since the last transfer (January 2012).