20a, Devonshire Road, Hounslow, London, W4 2HD
About 20a
20a is a mid-terrace house in Hounslow, London, London (W4 2HD). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (May 2022) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since March 2010. Between certificates, window efficiency went from Very Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to D (score 67).
At 44 m² it's 25.4% smaller than the typical home in the postcode (59 m² median across 24 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs).
Everything you need to know about 20a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
20a has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£463,000
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 2HD: £425,000 (2025–2022).
Nearby sales in W4 2HD
28a, Devonshire Road, London, W4 2HD
Sold May 2025
£565,00032a, Devonshire Road, Hounslow, London, W4 2HD
Sold Jan 2025
£1,160,0002g, Devonshire Road, Hounslow, London, W4 2HD
Sold Sept 2024
£11,0002e, Devonshire Road, Hounslow, London, W4 2HD
Sold Jan 2023
£425,0008a, Devonshire Road, Hounslow, London, W4 2HD
Sold Jun 2022
£407,000
Versus other Devonshire Road homes
EPC Rating for 20a lags the street by a wide margin.
EPC Rating
53 (E)
Street avg 63 (D)
Floor Area
44 m²
Street avg 59 m²
CO₂ Emissions
3.2 t/year
Street avg 2.8 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 20a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
Every report £14.99, one-off · 30-day money-back guarantee · emailed in minutes

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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
0.2 km
Chiswick Lane — bus stop.
Closest school
0.4 km
The William Hogarth Primary School. 54 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
57.5dB

Night-time· 23:00 – 07:00
48.7dB









