1 Porchester Square, Westminster, London, W2 6AL

1 Porchester Square is a one-bedroom end-of-terrace house in Westminster, London, London (W2 6AL). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to before 1900. The latest certificate (March 2025) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2014 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 76). At 54 m² this is the 5th smallest of 6 units on EPC record in the building, where floor areas span 40–54 m². The building's EPC ratings span F to C across 6 units on file.

Untraded for 24 years, with the last transfer in April 2002. Sale prices here have outpaced London HPI: 15% per year against 0% for the wider region. Today's modelled estimate of £526,000 sits 169.7% above the 2002 sale of £195,000. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 37.6% below the postcode norm. 5 planning records sit against the property, 3 approved, 0 refused. The record references listed-building consent, which constrain future alterations.