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Get startedCasterbridge is a two-bedroom end-of-terrace house in Westminster, London, London (W11 1DR). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1967-1975 and council tax band C. At 50 m² this is the 2nd 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. Other recorded features include a balcony. The latest certificate (September 2016) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2012. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 76).
Today's modelled estimate of £435,000 sits 61.1% above the 2012 sale of £270,000. At 50 m² it's 21.3% smaller than the typical home in the postcode (64 m² median across 20 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). On the market in September 2012 and unlisted since — roughly 14 years.
Casterbridge valuation sits well clear of the typical sold price in this postcode.
£435,000
Modelled from EPC, postcode comparables.
£270,000
Recorded with HM Land Registry.
Casterbridge is notably below the street on floor area.
Price per m²
£5,400
Street avg £5,872
Floor Area
50 m²
Street avg 67 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Great Western Road (W11) — bus stop.

Daytime· 07:00 – 23:00
60.7dB

Changes detected from historical EPC data
Fuel source changed
Heating controls upgraded for better temperature management
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
24 September 2012Most recent
£270,000
Median price across the last 5 sales in W11 1DR: £550,000 (2025–2015).
Casterbridge Flat 39 Dartmouth Close Westminster London
Sold Jul 2025
Casterbridge Flat 28 Dartmouth Close Westminster London
Sold May 2017
Casterbridge Flat 11 Dartmouth Close Westminster London
Sold Aug 2016
Casterbridge Flat 10 Dartmouth Close Westminster London
Sold Sept 2015
Casterbridge Flat 40 Dartmouth Close Westminster London
Sold Mar 2015
CO₂ Emissions
2.5 t/year
Street avg 2.2 t/year
W11 1JD
Closest school
0.1 km
St. Mary of the Angels Catholic Primary School. 79 schools nearby.
Night-time· 23:00 – 07:00
51.4dB
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