14 Deborah Close, Isleworth, TW7 4NY
About 14 Deborah Close
14 Deborah Close is a two-bedroom end-of-terrace house in Isleworth (TW7 4NY). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1967-1975 and council tax band D. At 70 m² this is the 3rd 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 bottom. The latest certificate (February 2019) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2010); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Average, lighting went from Very Poor to Poor and main heating went from Average to Good; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump.
Across 1999–2015, sale prices on this property compounded at 8.8% per year. Today's modelled estimate of £436,000 is 23.5% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£468/sq ft) was about 97.8% above the typical sold price in the postcode. Last changed hands 11 years ago, in November 2015.
Know exactly what you're buying at 14 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
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Planning history
14 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 14 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
Sale price has grown by over 3x since 1999.
£436,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.8% per year over 16 years.
£353,000
Growth on file: 8.8% per year over 16 years.
Sales timeline
20 November 2015Most recent
£353,000
+207.0%over 15 years24 November 1999
£115,000
+27.8%26 August 1999
£90,000
Median price across the last 5 sales in TW7 4NY: £365,000 (2025–2021).
Nearby sales in TW7 4NY
Everything we know about 14 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
14 Deborah Close outperforms the street on price per m² by a wide margin.
Price per m²
£5,043
Street avg £3,396
Floor Area
70 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.4 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