7 Dawes Avenue, Isleworth, TW7 7JU
About 7 Dawes Avenue
7 Dawes Avenue is a three-bedroom semi-detached house in Isleworth (TW7 7JU). It has a recorded floor area of 86 m² (around 928 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (November 2011) shows a D (score 57), a step below the typical UK home. The latest certificate is from November 2011, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy.
Across 2000–2012, sale prices on this property compounded at 6.9% per year. Today's modelled estimate of £546,000 sits 75.6% above the 2012 sale of £311,000. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 60.5% above the typical sold price in the postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Last changed hands 14 years ago, in April 2012.
Know exactly what you're buying at 7 Dawes Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenSouth-facing
- ParkingOff road
Building
- Extension potentialPossible
Energy performance
7 Dawes Avenue'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This certificate is over 10 years old and is no longer valid.Expired 29 Nov 2021
EPC Rating
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
- Sept 2021ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension with two roof lanterns to the house
- Documents
- 6 docs on file
- Reference
- P/2021/2898
- Sept 2021OutbuildingFullIn report
Erection of a single storey outbuilding with storage area and communal space.
- Documents
- 6 docs on file
- Reference
- P/2021/2897
We flagged 1 thing worth checking at 7 Dawes Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has at least doubled since 2000.
£546,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 12 years.
£311,000
Growth on file: 6.9% per year over 12 years.
Sales timeline
4 April 2012Most recent
£311,000
+117.5%over 11 years20 July 2000
£143,000
Median price across the last 5 sales in TW7 7JU: £282,500 (2025–2008).
Nearby sales in TW7 7JU
Everything we know about 7 Dawes Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Dawes Avenue homes
Habitable Rooms for 7 Dawes Avenue lags the street by a wide margin.
Price per m²
£3,607
Street avg £3,223
Floor Area
86 m²
Street avg 97 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 4.6 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Woodstock Avenue St Margarets — bus stop.
Closest school
0.6 km
Worple Primary School. 49 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.5dB

Night-time· 23:00 – 07:00
43.4dB