18 Marbaix Gardens, Isleworth, TW7 4FD
About 18 Marbaix Gardens
18 Marbaix Gardens is a four-bedroom end-of-terrace house in Isleworth (TW7 4FD). It has a recorded floor area of 134 m² (around 1442 sq ft), construction records dating it to 2012 onwards and council tax band F. The latest certificate (November 2022) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (November 2011); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good; while window efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 88). Other recorded features include a balcony.
It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). Across 2012–2016, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £815,000 is 13.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£499/sq ft) was about 32.4% above the typical sold price in the postcode. 10 years since the last transfer (June 2016).
Know exactly what you're buying at 18 Marbaix Gardens
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
- Bedrooms4
- Bathrooms2
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- GarageIntegral
- BalconyYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Roof insulation improved
More low energy lighting installed
Planning history
18 Marbaix Gardens has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at 18 Marbaix Gardens
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
18 Marbaix Gardens valuation sits well clear of the typical sold price in this postcode.
£815,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 4 years.
£720,000
Growth on file: 7.6% per year over 4 years.
Sales timeline
19 June 2016Most recent
£720,000
+34.6%over 4 years30 May 2012
£535,000
Median price across the last 5 sales in TW7 4FD: £840,000 (2025–2019).
Nearby sales in TW7 4FD
Everything we know about 18 Marbaix Gardens, 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 Marbaix Gardens homes
On epc rating, 18 Marbaix Gardens runs well behind the street norm.
Price per m²
£5,373
Street avg £4,438
Floor Area
134 m²
Street avg 141 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.0 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
Thornbury Avenue/Great West Rd — bus stop.
Closest school
0.4 km
Isleworth and Syon School for Boys. 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
55.4dB
Night-time· 23:00 – 07:00
45.8dB