18 Deborah Close, Isleworth, TW7 4NY
About 18 Deborah Close
18 Deborah Close is a two-bedroom detached house in Isleworth (TW7 4NY). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1983-1990 and council tax band D. At 63 m² this is the smallest unit on EPC record across the building (63–79 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (August 2025) shows a C (score 74). When first surveyed in September 2015 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good.
On a £-per-square-foot basis, the last sale (£504/sq ft) was about 122.9% above the typical sold price in the postcode. Last changed hands 11 years ago, in November 2015.
Know exactly what you're buying at 18 Deborah Close
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
- Bedrooms2
- Bathrooms1
Outside
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Heating controls upgraded for better temperature management
Hot water system upgraded
Cavity wall insulation installed
Roof insulation improved
More low energy lighting installed
Planning history
18 Deborah Close has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at 18 Deborah Close
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
18 Deborah Close valuation sits well clear of the typical sold price in this postcode.
£365,000
Modelled from EPC, postcode comparables.
£342,000
Recorded with HM Land Registry.
Sales timeline
20 November 2015Most recent
£342,000
Median price across the last 5 sales in TW7 4NY: £365,000 (2025–2021).
Nearby sales in TW7 4NY
Everything we know about 18 Deborah Close, 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
Versus other Deborah Close homes
Price per m² for 18 Deborah Close runs comfortably ahead of the street norm.
Price per m²
£5,429
Street avg £3,372
Floor Area
63 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 3.5 t/year
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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
0.3 km
Thornbury Avenue/Great West Rd — bus stop.
Closest school
0.2 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
55.9dB
Night-time· 23:00 – 07:00
46.2dB