10 12, Flat 3, South Street, Isleworth, TW7 7BG
About 10 12
10 12 is a mid-terrace house in Isleworth (TW7 7BG). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to 1967-1975. At 53 m² this is the 2nd smallest of 3 units on EPC record in 10 12, where floor areas span 48–53 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (November 2015) shows a C (score 70). The latest certificate is from November 2015, so improvements made since then won't be reflected.
Know exactly what you're buying at 10 12
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
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Nov 2025
EPC Rating
Planning history
10 12 has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 10 12
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
10 12 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£283,000
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 1 sales in TW7 7BG: £109,000 (1998–1998).
Nearby sales in TW7 7BG
Everything we know about 10 12, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other South Street homes
On habitable rooms, 10 12 runs well behind the street norm.
EPC Rating
70 (C)
Street avg 73 (C)
Floor Area
53 m²
Street avg 58 m²
CO₂ Emissions
2.0 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
57a, Flat 1, Mogden Lane
TW7 7LH
57a, Flat 3, Mogden Lane
TW7 7LH
10 12, Flat 4, South Street
TW7 7BG
35a, Loft Flat, South Street
TW7 7AL
10 12, Flat 2, South Street
TW7 7BG
35a, Garden Flat, South Street
TW7 7AL
256a, Flat 2, Whitton Dene
TW7 7LU
256a, Flat 1, Whitton Dene
TW7 7LU
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
South Street (TW7) — bus stop.
Closest school
0.1 km
The Blue School CofE Primary. 43 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
51.8dB

Night-time· 23:00 – 07:00
43.2dB