26 Cornwall Grove, Hounslow, London, W4 2LB
About 26 Cornwall Grove
26 Cornwall Grove is a one-bedroom mid-terrace house in Hounslow, London, London (W4 2LB). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1900-1929 and council tax band D. At 47 m² this is the 2nd smallest of 33 units on EPC record in the building, where floor areas span 45–170 m². The building's EPC ratings span G to C across 33 units on file. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy. The latest certificate (January 2017) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76).
3 planning records sit against the property, 2 approved, 0 refused, 1 pending. Past consents include an extension, meaningful when judging how the property has evolved. An active application for an extension is awaiting a decision. At 47 m² it sits well below the postcode median (74 m² across 49 EPCs), making it one of the more compact homes locally. Last sale on file: £515,000 in June 2024. Across the public record there are 4 sales, relatively high churn for a single property. Across 2000–2024, sale prices on this property compounded at 3.5% per year. On a £-per-square-foot basis, the last sale (£1,018/sq ft) was about 174.6% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Private gardenSouth-facing
Building
- Central heatingYes
- Period featuresYes
- Extension potentialPossible
Everything you need to know about 26 Cornwall Grove
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
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 £1,085 · Includes VAT
Planning history
An application for a side and rear extension is currently awaiting a decision.
3 applications on record at 26 Cornwall Grove, Hounslow, London, W4 2LB
1 live now- May 2000OutlineOutcome in report
Certificate of Lawfulness for continued of premises as 1 No 1 bedroom self contained flat and 1 No 2 bedroom self contained flat
Retrospective- Reference
- P/2000/0825
- More recent applications — locked
- ExtensionMar 2026Decision
- ExtensionJan 2019Decision
Unlock 26 Cornwall Grove, Hounslow, London, W4 2LB'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 3 applications on this property in full, plus 5 notable nearby
- The 29 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2000.
£540,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 24 years.
£515,000
Growth on file: 3.5% per year over 24 years.
Sales timeline
19 June 2024Most recent
£515,000
+5.4%over 3 years18 March 2021
£488,500
+201.5%over 20 years18 October 2000
£162,000
-28.6%30 July 2000
£227,000
Median price across the last 5 sales in W4 2LB: £1,100,000 (2025–2023).
Nearby sales in W4 2LB
40 Cornwall Grove, Hounslow, London, W4 2LB
Sold Jun 2025
£1,355,00035 Cornwall Grove, Hounslow, London, W4 2LB
Sold May 2025
£1,650,000Ground Floor Flat, 30 Cornwall Grove, London, W4 2LB
Sold Aug 2023
£475,00023 Cornwall Grove, Hounslow, London, W4 2LB
Sold Apr 2023
£1,100,0004 Cornwall Grove, Hounslow, London, W4 2LB
Sold Mar 2023
£1,060,000
Versus other Cornwall Grove homes
26 Cornwall Grove is notably below the street on years held.
Price per m²
£10,957
Street avg £7,168
Floor Area
47 m²
Street avg 59 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.2 t/year
Street avg 3.2 t/year
Everything you need to know about 26 Cornwall Grove
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
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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
Dorchester Grove — bus stop.
Closest school
0.3 km
The William Hogarth Primary School. 58 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
57.0dB

Night-time· 23:00 – 07:00
49.4dB









