Casterbridge, Flat 3, Dartmouth Close, Westminster, London, W11 1DR

Casterbridge is a two-bedroom property in Westminster, London, London (W11 1DR). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1976-1982 and council tax band D. Tenure is freehold. At 77 m² this is the 16th smallest of 21 units on EPC record in Casterbridge, where floor areas span 46–98 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (October 2025) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2009. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Very Poor to Average and lighting went from Very Poor to Average; while hot-water efficiency dropped from Good to Average and main heating dropped from Good to Average. The recommended improvements would push it to C (score 72). This certificate was lodged in the last six months, so the rating reflects current condition.

Sale prices here have outpaced London HPI: 22.2% per year against 0% for the wider region. Today's modelled estimate of £680,000 is 23.6% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£664/sq ft) was about 42.8% above the typical sold price in the postcode. At 77 m² the property is well over the postcode median (58 m² across 20 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). On the market in November 2011 and unlisted since — roughly 14 years.