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Get startedSandbourne, Flat 15, Dartmouth Close, Westminster, London, W11 1DS
About Sandbourne
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Sandbourne is an end-of-terrace house in Westminster, London, London (W11 1DS). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2023) shows a C (score 74). When first surveyed in November 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and window efficiency went from Very Poor to Good. At 51 m² this is the 6th smallest of 31 units on EPC record in Sandbourne, where floor areas span 25–129 m². The building's EPC ratings span D to B across 31 units on file.
Sale prices here have outpaced London HPI: 6.7% per year against 0% for the wider region. Today's modelled estimate of £485,000 sits 54% above the 2014 sale of £315,000. On a £-per-square-foot basis, the last sale (£574/sq ft) was about 15.4% above the typical sold price in the postcode. At 51 m² it sits well below the postcode median (76 m² across 30 EPCs), making it one of the more compact homes locally. On the market in March 2014 and unlisted since — roughly 12 years.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Mar 2023
EPC Rating
A
B
C
C74
D
E
F
G
Main Heating
—
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
1.7 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sandbourne has more than doubled in price since the earliest registered sale in 1999.
Current estimate
See how we calculated this£485,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 14 years.
Last sold (2014)
£315,000
Growth on file: 6.7% per year over 14 years.
Sales timeline
Versus other Dartmouth Close homes
Four headline reads against 30 similar flats on this street, drawn from the latest EPC and Land Registry data.
Sandbourne is notably below the street on floor area.
Price per m²
£6,176
Street avg £5,569
Floor Area
51 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Great Western Road (W11) — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around W11 1DS from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
60.8dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 108 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Sandbourne, Flat 15, Dartmouth Close, Westminster, London, W11 1DS. Each answer is also embedded as structured data for search engines.