3a, Church Street, Isleworth, TW7 6BL
About 3a
3a is a two-bedroom semi-detached house in Isleworth (TW7 6BL). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1976-1982 and council tax band D. At 54 m² this is the 3rd smallest of 12 units on EPC record in the building, where floor areas span 50–113 m². The building's EPC ratings span D to C, with this unit at the bottom. Other recorded features include a basement. The latest certificate (February 2018) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76).
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£551/sq ft) was about 79.6% above the typical sold price in the postcode. Sold August 2019 for £320,000.
Know exactly what you're buying at 3a
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
- Open-plan layoutYes
- BasementYes
Outside
- GarageSingle
Building
- RefurbishedYes
Energy performance
3a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
3a has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 2 things worth checking at 3a
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
30-day money-back guarantee
Sales history & valuation
£348,000
Modelled from EPC, postcode comparables.
£320,000
Recorded with HM Land Registry.
Sales timeline
7 August 2019Most recent
£320,000
Median price across the last 5 sales in TW7 6BL: £552,000 (2022–2018).
Nearby sales in TW7 6BL
Everything we know about 3a, 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 Church Street homes
Years Held for 3a lags the street by a wide margin.
Price per m²
£5,926
Street avg £4,398
Floor Area
54 m²
Street avg 60 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.1 t/year
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1 Church Street
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
South Street (TW7) — bus stop.
Closest school
0.2 km
The Blue School CofE Primary. 42 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
50.1dB

Night-time· 23:00 – 07:00
42.2dB