1 Eccleston Square, Westminster, London, SW1V 1NP

1 Eccleston Square is an end-of-terrace house in Westminster, London, London (SW1V 1NP). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to before 1900. At 45 m² this is the smallest unit on EPC record across the building (45–440 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2021) shows a C (score 70). When first surveyed in August 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

It hasn't traded since September 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £547,000 sits 112.7% above the 2003 sale of £257,210. On a £-per-square-foot basis, the last sale (£531/sq ft) was about 35.2% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. At 45 m² it's 22.4% smaller than the typical home in the postcode (58 m² median across 37 EPCs).