8 Deborah Close, Isleworth, TW7 4NY
About 8 Deborah Close
8 Deborah Close is a two-bedroom detached house in Isleworth (TW7 4NY). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1967-1975 and council tax band D. At 72 m² this is the 15th smallest of 26 units on EPC record in the building, where floor areas span 63–79 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (May 2022) shows a C (score 70). The rating has held steady at C across 3 certificates since February 2009. Between certificates, hot-water efficiency dropped from Good to Average.
Untraded for 16 years, with the last transfer in April 2010. Across 1997–2010, sale prices on this property compounded at 8.8% per year. Today's modelled estimate of £365,000 sits 58.7% above the 2010 sale of £230,000. On a £-per-square-foot basis, the last sale (£297/sq ft) was about 28.2% above the typical sold price in the postcode.
Know exactly what you're buying at 8 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
- ParkingAllocated
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Low energy lighting percentage decreased
Hot water efficiency improved
Window efficiency improved
More low energy lighting installed
Planning history
8 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 8 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
8 Deborah Close has more than doubled in price since the earliest registered sale in 1997.
£365,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.8% per year over 12 years.
£230,000
Growth on file: 8.8% per year over 12 years.
Sales timeline
29 April 2010Most recent
£230,000
+185.7%over 12 years29 October 1997
£80,500
Median price across the last 5 sales in TW7 4NY: £365,000 (2025–2021).
Nearby sales in TW7 4NY
Everything we know about 8 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
8 Deborah Close outperforms the street on floor area by a wide margin.
Price per m²
£3,194
Street avg £3,512
Floor Area
72 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.5 t/year
Similar properties nearby
1 Jordans Close
TW7 4JB
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TW7 4FB
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TW7 4FD
1 Fairacre, Church Road
TW7 4PJ
1 Herbert Place
TW7 4BU
1 Honnor Gardens
TW7 4SY
1 Draper Close
TW7 4SX
1 Golden Court
TW7 4EQ
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