1a, Dartmouth Place, Hounslow, London, W4 2RH
About 1a
1a is a nine-bedroom detached house in Hounslow, London, London (W4 2RH). It has a recorded floor area of 382 m² (around 4112 sq ft), construction records dating it to 1900-1929 and council tax band H. The latest certificate (November 2022) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include a self-contained annexe. Period features are noted in the property record.
At 382 m² the property is well over the postcode median (104 m² across 16 EPCs), placing it in the larger end of the local stock. 9 bedrooms is on the larger side for this postcode, where 3 is the typical count. A recent sale: £3,500,000 in March 2025. 11 planning records sit against the property, 9 approved, 1 refused. Past consents include solar panel installation, new windows, tree works and an extension, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. Across 1995–2025, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £4,538,000 is 29.7% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£851/sq ft) was about 61.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms9
- Bathrooms5
- StudyYes
Outside
- GarageYes
Building
- Period featuresYes
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 carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, is a large detached home over 300m², and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
Planning history
1a has been through 9 approved planning applications — a well-evolved property.
11 applications on record at 1a, Dartmouth Place, Hounslow, London, W4 2RH
- Nov 2010Tree WorksTreesOutcome in report
Crown reduction of 25%, lift and thin by 15% to Holm Oak Tree, thin one Golden Acacia Tree by 15%, fell one Golden Acacia Tree and crown reduction by 30% to 3 Sycamore Trees in Old Chiswick Conservation Area.
Conservation Area- Reference
- P/2010/2855
- More recent applications — locked
- Solar PanelsMar 2026Decision
- RenovationJan 2026Decision
+ 8 more applications in the report
Unlock 1a, Dartmouth Place, Hounslow, London, W4 2RH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (11 on record)
- All 11 applications on this property in full, plus 5 notable nearby
- The 154 documents, officer reports & conditions
- What the pattern means for extending or converting here
30-day money-back guarantee
Sales history & valuation
Latest sale on 1a was the highest on Land Registry record across the postcode.
£4,538,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 30 years.
£3,500,000
Growth on file: 4.6% per year over 30 years.
Sales timeline
21 March 2025Most recent
£3,500,000
+137.3%over 27 years30 January 1998
£1,475,000
+60.3%over 2 years29 August 1995
£920,000
Median price across the last 5 sales in W4 2RH: £937,500 (2024–2018).
Nearby sales in W4 2RH
22 Dartmouth Place, Hounslow, London, W4 2RH
Sold Apr 2024
£875,00025 Dartmouth Place, Hounslow, London, W4 2RH
Sold Jul 2022
£967,50028 Dartmouth Place, Hounslow, London, W4 2RH
Sold Feb 2021
£938,00026 Dartmouth Place, Hounslow, London, W4 2RH
Sold Nov 2018
£937,50018 Dartmouth Place, Hounslow, London, W4 2RH
Sold Feb 2018
£815,000
Versus other Dartmouth Place homes
On years held, 1a runs well behind the street norm.
Price per m²
£9,162
Street avg £7,284
Floor Area
382 m²
Street avg 105 m²
Habitable Rooms
11 rooms
Street avg 8 rooms
CO₂ Emissions
13.0 t/year
Street avg 3.8 t/year
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
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Hogarth Roundabout — bus stop.
Closest school
0.4 km
The William Hogarth Primary School. 50 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
55.9dB

Night-time· 23:00 – 07:00
48.6dB









