166b, High Street, Hounslow, TW3 1BQ
About 166b
166b is a mid-terrace house in Hounslow (TW3 1BQ). It has a recorded floor area of 104 m² (around 1119 sq ft) and construction records dating it to before 1900. The latest certificate (December 2021) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (June 2010); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. At 104 m² this is the 14th smallest of 16 units on EPC record in the building, where floor areas span 29–140 m². The building's EPC ratings span E to A across 16 units on file.
At 104 m² the property is well over the postcode median (60 m² across 15 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 166b
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Low energy lighting percentage decreased
More low energy lighting installed
Planning history
166b has no planning applications on record.
Notable planning nearby
23applications of note in the surrounding area
We flagged 2 things worth checking at 166b
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
166b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£455,000
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 5 sales in TW3 1BQ: £970,000 (2021–2010).
Nearby sales in TW3 1BQ
Everything we know about 166b, 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
CO₂ Emissions for 166b lags the street by a wide margin.
EPC Rating
60 (D)
Street avg 65 (D)
Floor Area
104 m²
Street avg 68 m²
CO₂ Emissions
4.8 t/year
Street avg 2.2 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Similar properties nearby
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
0.3 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
54.5dB

Night-time· 23:00 – 07:00
44.7dB