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Get startedFlat 1 is a property in London (W3 9LJ). It has a recorded floor area of 56 m² (around 603 sq ft) and construction records dating it to 1930-1949. At 56 m² this is the largest unit on EPC record across the building (33–56 m²). On EPC score it ranks last in the building (74 versus a best of 78). The latest certificate (July 2025) shows a C (score 74).
Its energy rating outperforms most of the postcode (better than 73% of similar EPCs).
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£426,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
On floor area, Flat 1 stands well clear of the street.
EPC Rating
74 (C)
Street avg 67 (D)
Floor Area
56 m²
Street avg 46 m²
CO₂ Emissions
1.6 t/year
Street avg 1.9 t/year
Rail-style transport is unusually close for this postcode.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Rosemont Road — bus stop.

Daytime· 07:00 – 23:00
54.5dB

Median price across the last 5 sales in W3 9LJ: £790,000 (2022–2014).
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Habitable Rooms
3 rooms
Street avg 3 rooms
W3 9BY
Closest school
0.2 km
Twyford Church of England High School. 40 schools nearby.
Night-time· 23:00 – 07:00
45.0dB