12 Spencer Road, Isleworth, TW7 4BH
About 12 Spencer Road
12 Spencer Road is a semi-detached house in Isleworth (TW7 4BH). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (January 2017) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump.
At 107 m² it's 28.9% larger than the typical home in the postcode (83 m² median across 16 EPCs). 4 planning records sit against the property, 2 approved, 2 refused.
Know exactly what you're buying at 12 Spencer Road
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
12 Spencer Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- May 2024OutlineIn report
Certificate of lawfulness for the proposed erection of hip to gable and rear roof extension with two front roof windows
- Documents
- 6 docs on file
- Reference
- P/2024/0840
- Mar 2024OutbuildingOutlineIn report
Certificate of Lawfulness for proposed erection of an outbuilding for use as a garage and store following demolition of the existing garage.
- Documents
- 12 docs on file
- Reference
- P/2023/3881
We flagged 2 things worth checking at 12 Spencer Road
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
12 Spencer Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£653,000
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 4BH: £570,000 (2024–2016).
Nearby sales in TW7 4BH
Everything we know about 12 Spencer Road, 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 Spencer Road homes
12 Spencer Road is notably below the street on co₂ emissions.
EPC Rating
43 (E)
Street avg 54 (E)
Floor Area
107 m²
Street avg 104 m²
CO₂ Emissions
7.3 t/year
Street avg 4.9 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
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
Gresham Road Lampton — bus stop.
Closest school
0.5 km
Spring Grove Primary School. 46 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
54.2dB

Night-time· 23:00 – 07:00
44.6dB