18 Cranmore Avenue, Isleworth, TW7 4QW
About 18 Cranmore Avenue
18 Cranmore Avenue is a four-bedroom property in Isleworth (TW7 4QW). It has council tax band F. Our model identifies extension potential, subject to local planning policy.
4 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Sold October 2024 for £900,000.
Know exactly what you're buying at 18 Cranmore 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
- Bedrooms4
- Bathrooms2
- EnsuiteYes
Outside
- Private gardenRear
- DrivewayYes
Building
- Extension potentialPossible
Energy performance
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
18 Cranmore Avenue has an approved single-storey rear extension on the planning record.
- Mar 2025ExtensionFullIn report
Extension: Side and rear of property
Erection of ground floor wrap around extension and a first floor side and rear extension to the house and alteration to the existing outbuilding roof to a pitched roof with two rear roof windows.
- Documents
- 12 docs on file
- Reference
- P/2025/0009
- Nov 2024ExtensionOutlineIn report
Extension: Single storey · Rear of property
Ground floor rear extension 6.00 metres deep, maximum height 2.90 metres, 2.90 metres high to the eaves
- Documents
- 6 docs on file
- Reference
- PA/2024/3490
We flagged 2 things worth checking at 18 Cranmore 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.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
£900,000
Recorded with HM Land Registry.
Sales timeline
13 October 2024Most recent
£900,000
Median price across the last 5 sales in TW7 4QW: £975,000 (2025–2022).
Nearby sales in TW7 4QW
Everything we know about 18 Cranmore 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
- Signs of HMO activity in the area
- Larger development activity nearby
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Osterley Underground Station — subway entrance.
Closest school
0.9 km
Isleworth and Syon School for Boys. 48 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
52.3dB
Night-time· 23:00 – 07:00
44.4dB