11 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
About 11 Douglas Bader House
11 Douglas Bader House is a detached house in Isleworth (TW7 6NE). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1983-1990. At 41 m² this is the smallest unit on EPC record across the building (41–67 m²). The building's EPC ratings span E to B across 19 units on file. The latest certificate (May 2011) shows a C (score 78), near the top of the C band. The recommended improvements would push it to B (score 85). Main heating runs on electricity. The latest certificate is from May 2011, so improvements made since then won't be reflected.
Across 1996–2013, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £187,000 is 29% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£329/sq ft) was about 29.5% above the typical sold price in the postcode. Last changed hands 13 years ago, in April 2013.
Know exactly what you're buying at 11 Douglas Bader 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
Energy performance
11 Douglas Bader House'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This certificate is over 10 years old and is no longer valid.Expired 11 May 2021
EPC Rating
Planning history
11 Douglas Bader House has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 2 things worth checking at 11 Douglas Bader 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
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Sales history & valuation
Price for 11 Douglas Bader House has grown more than fourfold since the 1996 starting point.
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.4% per year over 16 years.
£145,000
Growth on file: 11.4% per year over 16 years.
Sales timeline
4 April 2013Most recent
£145,000
+63.8%over 12 years6 July 2000
£88,500
+254.0%over 3 years29 November 1996
£25,000
Median price across the last 5 sales in TW7 6NE: £200,000 (2025–2021).
Nearby sales in TW7 6NE
24 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
Sold Jul 2025
£190,00019 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
Sold Feb 2024
£200,00012 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
Sold Jul 2023
£185,0002 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
Sold May 2022
£213,75016 Douglas Bader House, 9 Gibson Close, Isleworth, TW7 6NE
Sold Jun 2021
£262,500
Everything we know about 11 Douglas Bader 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 Gibson Close homes
On floor area, 11 Douglas Bader House runs well behind the street norm.
Price per m²
£3,537
Street avg £3,463
Floor Area
41 m²
Street avg 50 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.6 t/year
Street avg 2.7 t/year
Similar properties nearby
1 Farnells Court, St Johns Road
TW7 6PD
1 Douglas Bader House, 9 Gibson Close
TW7 6NE
1 Church Street
TW7 6BL
1 Hardy House, Union Lane
TW7 6GU
1 Bridge Wharf Road
TW7 6BS
1 Bourne Close
TW7 6HD
1 Christabel Close
TW7 6EJ
1 Hawkfield Court, Woodlands Grove
TW7 6NU
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
Farnell Road — bus stop.
Closest school
0.6 km
Spring Grove Primary School. 53 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
50.8dB

Night-time· 23:00 – 07:00
40.4dB