11 Trevor Square, Westminster, London, SW7 1DT

11 Trevor Square is a four-bedroom mid-terrace house in Westminster, London, London (SW7 1DT). It has a recorded floor area of 189 m² (around 2039 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (February 2011) shows an F (score 30), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since May 2009. Between certificates, roof efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Good to Poor. The recommended improvements would push it to E (score 44). The latest certificate is from February 2011, so improvements made since then won't be reflected. Other recorded features include a balcony.

Held since April 2003 — that's 23 years off the open market, well above the local norm. Sale prices here have outpaced London HPI: 8.5% per year against 0% for the wider region. Today's modelled estimate of £4,692,000 sits 126.1% above the 2003 sale of £2,075,000. On a £-per-square-foot basis, the last sale (£1,018/sq ft) was about 40.7% below the postcode norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a basement excavation and partial demolition, meaningful when judging how the property has evolved.