Flat 1, 215 High Street, Hounslow, TW3 1DH
About Flat 1
Flat 1 is a semi-detached house in Hounslow (TW3 1DH). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (January 2026) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in December 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good and lighting went from Good to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 70). This certificate was lodged in the last six months, so the rating reflects current condition. At 46 m² this is the 3rd smallest of 4 units on EPC record in the building, where floor areas span 42–64 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (60 versus a best of 71).
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
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
23applications of note in the surrounding area
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.
£248,000
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 4 sales in TW3 1DH: £1,143,702 (2018–2000).
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
Flat 1 outperforms the street on co₂ emissions by a wide margin.
EPC Rating
60 (D)
Street avg 53 (E)
Floor Area
46 m²
Street avg 75 m²
CO₂ Emissions
2.2 t/year
Street avg 4.6 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
0.1 km
Douglas Road (TW3) — bus stop.
Closest school
0.4 km
Lift Kingsley. 50 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
55.2dB
Night-time· 23:00 – 07:00
45.4dB