121b, High Street, Hounslow, TW3 1QL
About 121b
121b is an end-of-terrace house in Hounslow (TW3 1QL). It has a recorded floor area of 81 m² (around 872 sq ft) and construction records dating it to 1930-1949. At 81 m² this is the 10th smallest of 14 units on EPC record in the building, where floor areas span 19–92 m². The building's EPC ratings span G to A across 14 units on file. The latest certificate (January 2018) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 74).
It hasn't traded since July 1996, a hold of 30 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 81 m² the property is well over the postcode median (49 m² across 13 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £609,000 sits 99.7% above the 1996 sale of £305,000. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 24.9% above the typical sold price in the postcode.
Know exactly what you're buying at 121b
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
EPC Rating
Planning history
121b has no planning applications on record.
Notable planning nearby
23applications of note in the surrounding area
We flagged 2 things worth checking at 121b
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
121b has been held in the same hands since before 2000.
£609,000
Modelled from EPC, postcode comparables.
£305,000
Recorded with HM Land Registry.
Sales timeline
25 July 1996Most recent
£305,000
Median price across the last 5 sales in TW3 1QL: £1,000,001 (2024–2014).
Nearby sales in TW3 1QL
Everything we know about 121b, 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 years held, 121b stands well clear of the street.
Price per m²
£3,765
Street avg £7,858
Floor Area
81 m²
Street avg 57 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
CO₂ Emissions
4.0 t/year
Street avg 1.8 t/year
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
0.0 km
Fair Street — bus stop.
Closest school
0.2 km
Lift Kingsley. 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
53.9dB

Night-time· 23:00 – 07:00
43.9dB