Bell Grove Mansions, Flat 9, Bell Road, Hounslow, TW3 3NT
About Bell Grove Mansions
Bell Grove Mansions is a one-bedroom mid-terrace house in Hounslow (TW3 3NT). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1976-1982 and council tax band B. At 41 m² this is the smallest unit on EPC record across Bell Grove Mansions (41–74 m²). The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (75 versus a worst of 52). Other recorded features include a conservatory. The latest certificate (June 2024) shows a C (score 75), near the top of the C band. When first surveyed in May 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good.
Today's modelled estimate of £215,000 sits 65.4% above the 2015 sale of £130,000. On a £-per-square-foot basis, the last sale (£295/sq ft) was about 36.9% above the typical sold price in the postcode. Last sold in January 2015, so it's been off the market for around 11 years. At 41 m² it's 24.1% smaller than the typical home in the postcode (54 m² median across 6 EPCs).
Know exactly what you're buying at Bell Grove Mansions
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
- Bedrooms1
- Open-plan layoutYes
- ConservatoryYes
Outside
- Private gardenFront and rear
- DrivewayYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
Bell Grove Mansions's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
Heating controls changed
Wall insulation improved
More low energy lighting installed
Planning history
Bell Grove Mansions has no planning applications on record.
Notable planning nearby
24applications of note in the surrounding area
We flagged 2 things worth checking at Bell Grove Mansions
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
Bell Grove Mansions valuation sits well clear of the typical sold price in this postcode.
£215,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Sales timeline
9 January 2015Most recent
£130,000
Median price across the last 5 sales in TW3 3NT: £200,000 (2022–2014).
Nearby sales in TW3 3NT
3 Bell Grove Mansions, Bell Road, Hounslow, TW3 3NT
Sold Nov 2022
£202,000Bell Grove Mansions, Flat 10, Bell Road, Hounslow, TW3 3NT
Sold Mar 2016
£140,0005 Bell Grove Mansions, Bell Road, Hounslow, TW3 3NT
Sold Mar 2016
£215,0006 Bell Grove Mansions, Bell Road, Hounslow, TW3 3NT
Sold Dec 2014
£200,0007 Bell Grove Mansions, Bell Road, Hounslow, TW3 3NT
Sold Jan 2008
£170,000
Everything we know about Bell Grove Mansions, 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 Bell Road homes
On epc rating, Bell Grove Mansions stands well clear of the street.
Price per m²
£3,171
Street avg £3,133
Floor Area
41 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
16/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Treaty Centre — bus stop.
Closest school
0.6 km
Grove Road Primary School. 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
56.0dB

Night-time· 23:00 – 07:00
46.4dB