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Get started1 William Mews, Westminster, London, SW1X 9HF
About 1 William Mews
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
1 William Mews is a semi-detached house in Westminster, London, London (SW1X 9HF). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1996-2002 and council tax band H. The latest certificate (November 2019) shows a D (score 59), a step below the typical UK home. When first surveyed in March 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 72). Main heating runs on electricity.
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)
Nov 2019
EPC Rating
A
B
C
D
D59
E
F
G
Main Heating
Heat Pump
Main Fuel
Electric
Hot Water
Poor
Windows
Good
CO2 Emissions
4.6 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
1 William Mews has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£3,017,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
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The complete analysis of 1 William Mews, Westminster, London, SW1X 9HF
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other William Mews homes
Four headline reads against 14 similar houses on this street, drawn from the latest EPC and Land Registry data.
1 William Mews is notably below the street on habitable rooms.
EPC Rating
59 (D)
Street avg 64 (D)
Floor Area
92 m²
Street avg 111 m²
CO₂ Emissions
4.6 t/year
Street avg 4.5 t/year
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
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Sloane Street / Knightsbridge Station — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW1X 9HF from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
59.7dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 79 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 1 William Mews, Westminster, London, SW1X 9HF. Each answer is also embedded as structured data for search engines.
