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Get startedSandbourne, Flat 8, Dartmouth Close, Westminster, London, W11 1DS
1 planning record
About Sandbourne
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Sandbourne is a three-bedroom mid-terrace house in Westminster, London, London (W11 1DS). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1967-1975 and council tax band D. At 83 m² this is the 19th 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, with this unit at the bottom. The latest certificate (June 2021) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (June 2009); the latest reading is one band lower. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Very Poor to Average and lighting went from Average to Very Good. The recommended improvements would push it to C (score 74).
A recent sale: £617,000 in March 2025. One planning record on file: an extension approved in 2015. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Across 2015–2025, sale prices here grew 0% per year, broadly in step with London's 0% HPI growth. On a £-per-square-foot basis, the last sale (£691/sq ft) was about 51.4% above the typical sold price in the postcode.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
Outside
- Private garden
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)
Jun 2021
EPC Rating
A
B
C
D
D66
E
F
G
Main Heating
—
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.3 t/year
Occupancy
Rented
Planning history
Applications and permits filed against Sandbourne, Flat 8, Dartmouth Close, Westminster, London, W11 1DS, sourced from the PlanIt planning register.
Sandbourne has an approved extension on the planning record.
- Mar 2015ConservatoryAmendmentGranted
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sandbourne's sale-price growth has lagged the wider UK trajectory across its history on file.
Current estimate
See how we calculated this£672,000
Modelled from EPC, postcode comparables.
Last sold (2025)
£617,000
Recorded with HM Land Registry.
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.
On years held, Sandbourne runs well behind the street norm.
Price per m²
£7,434
Street avg £5,389
Floor Area
83 m²
Street avg 72 m²
Habitable Rooms
3 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 8, Dartmouth Close, Westminster, London, W11 1DS. Each answer is also embedded as structured data for search engines.