12 Deepwell Close, Isleworth, TW7 5EN
About 12 Deepwell Close
12 Deepwell Close is a two-bedroom mid-terrace house in Isleworth (TW7 5EN). It has a recorded floor area of 77 m² (around 831 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (March 2011) returns a B (score 82), comfortably above the UK average. The latest certificate is from March 2011, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2021. Past consents include an extension, meaningful when judging how the property has evolved. Across 2003–2018, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £470,000 is 11.9% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£505/sq ft) was about 98.5% above the typical sold price in the postcode. Most recent transfer: July 2018 at £420,000.
Know exactly what you're buying at 12 Deepwell 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
- Private gardenFront and rear
- Cul-de-sacYes
Energy performance
12 Deepwell Close ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Mar 2021
EPC Rating
Planning history
12 Deepwell Close has an approved single-storey rear extension on the planning record.
- Dec 2021ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension
- Documents
- 7 docs on file
- Reference
- P/2021/3972
We flagged 2 things worth checking at 12 Deepwell 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 at least doubled since 2003.
£470,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 15 years.
£420,000
Growth on file: 5.8% per year over 15 years.
Sales timeline
26 July 2018Most recent
£420,000
+55.6%over 10 years27 September 2007
£270,000
+49.6%over 4 years3 July 2003
£180,500
Median price across the last 5 sales in TW7 5EN: £440,000 (2024–2021).
Nearby sales in TW7 5EN
Everything we know about 12 Deepwell 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 Deepwell Close homes
On epc rating, 12 Deepwell Close stands well clear of the street.
Price per m²
£5,438
Street avg £3,790
Floor Area
77 m²
Street avg 85 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
1.8 t/year
Street avg 2.9 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
0.1 km
Turnpike Way — bus stop.
Closest school
0.2 km
Marlborough Primary School. 40 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
54.3dB

Night-time· 23:00 – 07:00
44.8dB