4 Gisbey House, Union Lane, Isleworth, TW7 6GH
About 4 Gisbey House
4 Gisbey House is a two-bedroom property in Isleworth (TW7 6GH). It has a recorded floor area of 66 m² (around 707 sq ft) and council tax band D. The latest certificate (March 2010) returns a high B (score 87), putting the home a stone's throw from an A rating. The latest certificate is from March 2010, so improvements made since then won't be reflected. At 66 m² this is the 2nd smallest of 3 units on EPC record in 4 Gisbey House, where floor areas span 49–67 m². The building's EPC ratings span C to B, with this unit at the top. On EPC score it ranks first in the building (87 versus a worst of 73).
At 66 m² it's 20.2% larger than the typical home in the postcode (55 m² median across 26 EPCs). On a £-per-square-foot basis, the last sale (£527/sq ft) was about 49.4% above the typical sold price in the postcode. 8 years since the last transfer (March 2018).
Know exactly what you're buying at 4 Gisbey House
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
- Bedrooms2
- Bathrooms1
Outside
- ParkingAllocated
Building
- RefurbishedYes
Energy performance
4 Gisbey House's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 04 Mar 2020
EPC Rating
Planning history
4 Gisbey House has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 2 things worth checking at 4 Gisbey House
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
30-day money-back guarantee
Sales history & valuation
Latest sale on 4 Gisbey House was the highest on Land Registry record across the postcode.
£350,000
Modelled from EPC, postcode comparables.
£372,500
Recorded with HM Land Registry.
Sales timeline
26 March 2018Most recent
£372,500
Median price across the last 5 sales in TW7 6GH: £260,000 (2024–2021).
Nearby sales in TW7 6GH
14 Gisbey House, Union Lane, Isleworth, TW7 6GH
Sold Jun 2024
£255,00018 Gisbey House, Union Lane, Isleworth, TW7 6GH
Sold Feb 2024
£260,00011 Gisbey House, Union Lane, Isleworth, TW7 6GH
Sold Dec 2021
£250,0009 Gisbey House, Union Lane, Isleworth, TW7 6GH
Sold Apr 2021
£320,0006 Gisbey House, Union Lane, Isleworth, TW7 6GH
Sold Oct 2019
£265,000
Everything we know about 4 Gisbey House, 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 Union Lane homes
On epc rating, 4 Gisbey House stands well clear of the street.
Price per m²
£5,670
Street avg £4,613
Floor Area
66 m²
Street avg 57 m²
CO₂ Emissions
0.3 t/year
Street avg 1.1 t/year
Years Held
8 years
Street avg 11 years
Similar properties nearby
1 Chase Court, Amhurst Gardens
TW7 6AH
1 Hawkfield Court, Woodlands Grove
TW7 6NU
1 Gumley Gardens
TW7 6PW
1 Busch Close
TW7 6UE
1 Gisbey House, Union Lane
TW7 6GH
1 Christabel Close
TW7 6EJ
1 Bridge Wharf Road
TW7 6BS
1 Church Street
TW7 6BL
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
0.0 km
Teesdale Gardens — bus stop.
Closest school
0.2 km
The Green School for Boys. 41 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
52.3dB

Night-time· 23:00 – 07:00
44.1dB