Flat 5 4, 20 Gillingham Street, Westminster, London, SW1V 1AG

Flat 5 4 is a one-bedroom mid-terrace house in Westminster, London, London (SW1V 1AG). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (April 2022) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 3 certificates since March 2009. Between certificates, lighting went from Good to Very Good; while main heating dropped from Very Good to Good. At 46 m² this is the 5th smallest of 7 units on EPC record in the building, where floor areas span 42–74 m². On EPC score it ranks last in the building (81 versus a best of 85).

Across 2009–2012, sale prices on this property compounded at 6.1% per year. On a £-per-square-foot basis, the last sale (£1,010/sq ft) was about 15.1% below the postcode norm. 14 years since the last transfer (January 2012). At 46 m² it's 25.2% smaller than the typical home in the postcode (62 m² median across 36 EPCs).