Harriot House, Flat 26, 9 Clarke Avenue, Hounslow, TW3 4FE
About Harriot House
Harriot House is a two-bedroom detached house in Hounslow (TW3 4FE). It has a recorded floor area of 76 m² (around 818 sq ft). The latest certificate (July 2018) returns a high B (score 86), putting the home a stone's throw from an A rating. At 76 m² this is the 25th smallest of 33 units on EPC record in Harriot House, where floor areas span 50–90 m². Other recorded features include a balcony.
Last sale on file: £410,000 in October 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at Harriot House
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
- Bedrooms2
- Bathrooms1
- Dining roomYes
Outside
- BalconyYes
Energy performance
Harriot House's carbon output is low for the local stock.
EPC Rating
Planning history
Harriot House has no planning applications on record.
Notable planning nearby
18applications of note in the surrounding area
We flagged 1 thing worth checking at Harriot House
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
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£420,000
Modelled from EPC, postcode comparables.
£410,000
Recorded with HM Land Registry.
Sales timeline
20 October 2022Most recent
£410,000
Median price across the last 2 sales in TW3 4FE: £273,125 (2024–2019).
Everything we know about Harriot House, 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
Versus other Clarke Avenue homes
EPC Rating
86 (B)
Street avg 86 (B)
Floor Area
76 m²
Street avg 70 m²
CO₂ Emissions
0.6 t/year
Street avg 0.6 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
Civic Street — bus stop.
Closest school
0.4 km
Lampton Academy. 45 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
52.2dB
Night-time· 23:00 – 07:00
44.2dB