Flat 1, 3 Avenue Road, Isleworth, TW7 4JL
About Flat 1
Flat 1 is a semi-detached house in Isleworth (TW7 4JL). It has a recorded floor area of 116 m² (around 1250 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (July 2010) shows an E (score 43), well below the UK norm with real room to improve. The latest certificate is from July 2010, so improvements made since then won't be reflected.
At 116 m² it's 17.3% larger than the typical home in the postcode (99 m² median across 10 EPCs).
Know exactly what you're buying at Flat 1
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
Energy performance
Flat 1's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Jul 2020
EPC Rating
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at Flat 1
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
30-day money-back guarantee
Sales history & valuation
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£600,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in TW7 4JL: £657,500 (2018–2011).
Everything we know about Flat 1, 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 Avenue Road homes
On floor area, Flat 1 runs well behind the street norm.
EPC Rating
43 (E)
Street avg 47 (E)
Floor Area
116 m²
Street avg 132 m²
CO₂ Emissions
7.7 t/year
Street avg 8.4 t/year
Habitable Rooms
7 rooms
Street avg 6 rooms
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Alderman House, Flat 3, 181 Spring Grove Road
TW7 4BA
Alderman House, Flat 4, 181 Spring Grove Road
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Alderman House, Flat 1, 181 Spring Grove Road
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1a, Flat 2, Clifton Road
TW7 4HL
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
0.1 km
Isleworth — bus stop.
Closest school
0.3 km
West Thames College. 44 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
54.5dB

Night-time· 23:00 – 07:00
44.0dB