15 Warwick Square Mews, Westminster, London, SW1V 2EL

15 Warwick Square Mews is a two-bedroom mid-terrace house in Westminster, London, London (SW1V 2EL). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1996-2002 and council tax band G. The latest certificate (January 2020) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it D (December 2009); the latest reading is one band lower. Between certificates, wall efficiency went from Good to Very Good; while roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would push it to D (score 67). Main heating runs on electricity. Other recorded features include a balcony and a loft.

Held since December 2000 — that's 25 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 90 m² the property is well over the postcode median (58 m² across 13 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £1,159,000 sits 231.1% above the 2000 sale of £350,000. On a £-per-square-foot basis, the last sale (£361/sq ft) was about 39.9% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved.