Flat 1, 33 South Street, Isleworth, TW7 7AL
About Flat 1
Flat 1 is a two-bedroom end-of-terrace house in Isleworth (TW7 7AL). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 2012 onwards. At 69 m² this is the 4th smallest of 5 units on EPC record in the building, where floor areas span 38–108 m². The building's EPC ratings span C to B, with this unit at the bottom. Other recorded features include a balcony. The latest certificate (April 2023) shows a C (score 76), near the top of the C band.
At 69 m² the property is well over the postcode median (44 m² across 8 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £366,000 is 46.4% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£337/sq ft) was about 101.1% above the typical sold price in the postcode. Last sold in September 2013, so it's been off the market for around 13 years. One historical planning record sits against the property in 2022.
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
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenYes
- ParkingAllocated
- BalconyYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Planning history
- Jan 2022AdvertisingIn report
Consent to display an externally illuminated fascia sign and a non illuminated projection sign above shop front
- Documents
- 6 docs on file
- Reference
- P/2021/4621
We flagged 1 thing 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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Flat 1 valuation sits well clear of the typical sold price in this postcode.
£366,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
Sales timeline
8 September 2013Most recent
£250,000
Median price across the last 5 sales in TW7 7AL: £310,000 (2022–2014).
Nearby sales in TW7 7AL
37a, South Street, Isleworth, TW7 7AL
Sold Nov 2022
£330,000Flat 2, 33 South Street, Isleworth, TW7 7AL
Sold Mar 2022
£375,00035a, South Street, Isleworth, TW7 7AL
Sold Aug 2015
£277,500Flat 5, 33 South Street, Isleworth, TW7 7AL
Sold Jul 2013
£225,00035a, Garden Flat, South Street, Isleworth, TW7 7AL
Sold Jun 1997
£60,000
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
- Larger development activity nearby

Versus other South Street homes
Flat 1 outperforms the street on years held by a wide margin.
Price per m²
£3,623
Street avg £4,543
Floor Area
69 m²
Street avg 64 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.9 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
South Street (TW7) — bus stop.
Closest school
0.1 km
The Blue School CofE Primary. 44 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
43.4dB