7 Borough Road, Isleworth, TW7 5DY
About 7 Borough Road
7 Borough Road is a five-bedroom semi-detached house in Isleworth (TW7 5DY). It has a recorded floor area of 181 m² (around 1948 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (September 2016) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in January 2011 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good and hot-water efficiency went from Very Poor to Good; while roof efficiency dropped from Average to Very Poor and lighting dropped from Poor to Very Poor. The recommended improvements would push it to C (score 78). The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal.
Held since February 2011 — that's 15 years off the open market, well above the local norm. Today's modelled estimate of £1,004,000 sits 111.4% above the 2011 sale of £475,000. On a £-per-square-foot basis, the last sale (£244/sq ft) was about 39.9% below the postcode norm. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 181 m² it's 17.5% larger than the typical home in the postcode (154 m² median across 3 EPCs). 5 bedrooms is on the larger side for this postcode, where 4 is the typical count.
Know exactly what you're buying at 7 Borough 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
What this property has
Inside
- Bedrooms5
- Bathrooms3
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenSouth-facing
- DrivewayYes
Building
- Underfloor heatingYes
- RefurbishedYes
Energy performance
7 Borough Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Planning history
- Feb 2013ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erection of single storey side and rear extension and erection of rear and side dormer roof extension incorporating two front roof lights to house
- Reference
- P/2012/3371
- Aug 2012ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension, rear dormer roof extension and erection of a detached outbuilding in the rear garden to the house
- Reference
- P/2012/0436
We flagged 2 things worth checking at 7 Borough 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
£1,004,000
Modelled from EPC, postcode comparables.
£475,000
Recorded with HM Land Registry.
Sales timeline
17 February 2011Most recent
£475,000
Median price across the last 3 sales in TW7 5DY: £720,000 (2025–2008).
Everything we know about 7 Borough 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 Borough Road homes
7 Borough Road is notably below the street on price per m².
Price per m²
£2,624
Street avg £4,736
Floor Area
181 m²
Street avg 144 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
6.5 t/year
Street avg 6.2 t/year
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
Borough Road (TW7) — bus stop.
Closest school
0.4 km
Isleworth and Syon School for Boys. 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
55.3dB

Night-time· 23:00 – 07:00
45.5dB