1a, Flat 2, Clarence Road, Hounslow, London, W4 3AS
About 1a
1a is a semi-detached house in Hounslow, London, London (W4 3AS). It has a recorded floor area of 79 m² (around 850 sq ft) and construction records dating it to 1983-1990. The latest certificate (March 2015) shows a C (score 78), near the top of the C band. The latest certificate is from March 2015, so improvements made since then won't be reflected.
4 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 79 m² it's 29.5% larger than the typical home in the postcode (61 m² median across 23 EPCs).
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
1a's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Mar 2025
EPC Rating
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Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
4 applications on record at 1a, Flat 2, Clarence Road, Hounslow, London, W4 3AS
- Jul 2013ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
Ground floor rear extension 6 metres deep, maximum height of 2.7 metres, 2.7 metres high to the eaves
- Reference
- PA/2013/1967
- More recent applications — locked
- SubdivisionJun 2014Decision
- ExtensionJun 2014Decision
+ 1 more application in the report
Unlock 1a, Flat 2, Clarence Road, Hounslow, London, W4 3AS's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 4 applications on this property in full, plus 5 notable nearby
- The 15 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£540,000
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.
Median price across the last 5 sales in W4 3AS: £420,000 (2024–2016).
Nearby sales in W4 3AS
4 Clarence Road, Hounslow, London, W4 3AS
Sold Nov 2024
£422,00017 Clarence Road, Hounslow, London, W4 3AS
Sold Mar 2024
£875,0004a, Clarence Road, Hounslow, London, W4 3AS
Sold May 2018
£420,00011 Clarence Road, Hounslow, London, W4 3AS
Sold Jun 2016
£411,11119 Clarence Road, Hounslow, London, W4 3AS
Sold Jul 2014
£761,000
Versus other Clarence Road homes
EPC Rating for 1a runs comfortably ahead of the street norm.
EPC Rating
78 (C)
Street avg 65 (D)
Floor Area
79 m²
Street avg 63 m²
CO₂ Emissions
1.7 t/year
Street avg 2.7 t/year
Habitable Rooms
4 rooms
Street avg 3 rooms
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Brentford Fountain Leisure Centre — bus stop.
Closest school
0.4 km
Strand-on-the-Green Junior School. 38 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
59.7dB

Night-time· 23:00 – 07:00
52.1dB









