Flat 1, 209 High Street, Hounslow, TW3 1BL
About Flat 1
Flat 1 is an end-of-terrace house in Hounslow (TW3 1BL). It has a recorded floor area of 40 m² (around 431 sq ft) and construction records dating it to 1900-1929. At 40 m² this is the smallest unit on EPC record across the building (40–73 m²). On EPC score it ranks last in the building (70 versus a best of 74). The latest certificate (October 2025) shows a C (score 70). The rating has held steady at C across 2 certificates since October 2015. Between certificates, window efficiency dropped from Good to Poor and lighting dropped from Very Good to Good.
At 40 m² it sits well below the postcode median (59 m² across 16 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2014.
Know exactly what you're buying at Flat 1
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
Flat 1's carbon output is low for the local stock.
EPC Rating
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
- Nov 2014SubdivisionFullIn report
Extension: Single storey · Rear of property
Erection of a first floor rear extension incorporating conversion of the existing residential flat above the shop into one two bedroom flat, one one bedroom flat and one studio flat with associated amenity space and 4 secure cycle spaces to the rear of the building
ExtensionChange of Use- Documents
- 16 docs on file
- Reference
- P/2014/3778
We flagged 2 things worth checking at Flat 1
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
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£224,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 3 sales in TW3 1BL: £880,000 (2014–1997).
Everything we know about Flat 1, 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 High Street homes
On floor area, Flat 1 runs well behind the street norm.
EPC Rating
70 (C)
Street avg 67 (D)
Floor Area
40 m²
Street avg 76 m²
CO₂ Emissions
1.5 t/year
Street avg 3.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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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
0.0 km
Douglas Road (TW3) — bus stop.
Closest school
0.3 km
Lift Kingsley. 52 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
54.8dB
Night-time· 23:00 – 07:00
44.9dB