4 Alton Close, Isleworth, TW7 6AL
About 4 Alton Close
4 Alton Close is a three-bedroom mid-terrace house in Isleworth (TW7 6AL). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (February 2013) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since December 2009. Between certificates, roof efficiency went from Poor to Average and window efficiency went from Average to Good; while lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from February 2013, so improvements made since then won't be reflected.
Last changed hands 13 years ago, in August 2013. Across the public record there are 5 sales, relatively high churn for a single property. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2013, sale prices on this property compounded at 9.9% per year. Today's modelled estimate of £632,000 is 47.8% above the 2013 sale price.
Know exactly what you're buying at 4 Alton 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
- Bedrooms3
- Dining roomYes
- FireplaceYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Feb 2023
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Roof insulation improved
Planning history
4 Alton Close has 2 separate extension applications on the council record.
- Jan 2018OutlineIn report
Certificate of Lawfulness for erection of a rear roof extension with three roof windows to front elevation
- Reference
- P/2018/0253
- Dec 2010ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension to the house.
- Reference
- P/2010/3234
We flagged 2 things worth checking at 4 Alton 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
30-day money-back guarantee
Sales history & valuation
Price for 4 Alton Close has grown more than fourfold since the 1997 starting point.
£632,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.9% per year over 16 years.
£427,500
Growth on file: 9.9% per year over 16 years.
Sales timeline
6 August 2013Most recent
£427,500
+36.8%over 3 years23 March 2010
£312,500
+13.6%over 3 years13 July 2006
£275,000
+46.3%over 5 years24 May 2001
£188,000
+108.9%over 4 years28 February 1997
£90,000
Median price across the last 5 sales in TW7 6AL: £450,000 (2020–2013).
Everything we know about 4 Alton 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 Alton Close homes
Price per m²
£4,647
Street avg £4,610
Floor Area
92 m²
Street avg 91 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 4.7 t/year
Similar properties nearby
1 Essex Avenue
TW7 6LF
1 Aylett Road
TW7 6NP
1 Gibson Close
TW7 6LZ
1 Alton Close
TW7 6AL
1 Elmer Gardens
TW7 6EY
1 Busch Close
TW7 6UE
1 Gumley Gardens
TW7 6PW
1 Chase Court, Amhurst Gardens
TW7 6AH
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
Alton Close — bus stop.
Closest school
0.2 km
Isleworth Town Primary School. 39 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
54.7dB

Night-time· 23:00 – 07:00
44.8dB