17 Marbaix Gardens, Isleworth, TW7 4FD
About 17 Marbaix Gardens
17 Marbaix Gardens is a detached house in Isleworth (TW7 4FD). It has a recorded floor area of 153 m² (around 1644 sq ft) and council tax band G. The latest certificate (November 2011) returns a high B (score 85), putting the home a stone's throw from an A rating. The latest certificate is from November 2011, so improvements made since then won't be reflected.
Across 2015–2019, sale prices on this property compounded at 10.9% per year. Today's modelled estimate of £731,000 is 16% below the 2019 sale of £870,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£529/sq ft) was about 40.4% above the typical sold price in the postcode. Last sale on file: £870,000 in July 2019.
Know exactly what you're buying at 17 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
Energy performance
17 Marbaix Gardens's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Nov 2021
EPC Rating
Planning history
17 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 17 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
£731,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.9% per year over 4 years.
£870,000
Growth on file: 10.9% per year over 4 years.
Sales timeline
31 July 2019Most recent
£870,000
+45.0%over 3 years30 December 2015
£600,000
Median price across the last 5 sales in TW7 4FD: £830,000 (2025–2019).
Nearby sales in TW7 4FD
Everything we know about 17 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 years held, 17 Marbaix Gardens runs well behind the street norm.
Price per m²
£5,696
Street avg £4,432
Floor Area
153 m²
Street avg 141 m²
CO₂ Emissions
2.0 t/year
Street avg 2.0 t/year
Years Held
7 years
Street avg 12 years
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