Flat 16, 480 London Road, Isleworth, TW7 4RL
About Flat 16
Flat 16 is a semi-detached house in Isleworth (TW7 4RL). It has a recorded floor area of 71 m² (around 764 sq ft) and construction records dating it to 1976-1982. The latest certificate (January 2022) shows a C (score 72). The rating has held steady at C across 2 certificates since June 2010. Between certificates, main heating went from Poor to Average; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 83). Main heating runs on electricity. At 71 m² this is the 14th smallest of 18 units on EPC record in the building, where floor areas span 50–121 m². The building's EPC ratings span D to B across 19 units on file.
Across 2003–2014, sale prices on this property compounded at 3.4% per year. Today's modelled estimate of £325,000 is 10.2% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£386/sq ft) was about 20.7% above the typical sold price in the postcode. Last sold in October 2014, so it's been off the market for around 12 years.
Know exactly what you're buying at Flat 16
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
Flat 16 has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at Flat 16
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
Flat 16 valuation sits well clear of the typical sold price in this postcode.
£325,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 11 years.
£295,000
Growth on file: 3.4% per year over 11 years.
Sales timeline
31 October 2014Most recent
£295,000
+20.4%over 9 years2 December 2004
£245,000
+19.5%over 1 year5 November 2003
£205,000
Median price across the last 5 sales in TW7 4RL: £300,000 (2024–2016).
Nearby sales in TW7 4RL
Flat 22b, 480 London Road, Isleworth, TW7 4RL
Sold Apr 2024
£305,000Flat 25, 480 London Road, Isleworth, TW7 4RL
Sold Aug 2020
£300,000Flat 23a, 480 London Road, Isleworth, TW7 4RL
Sold Jun 2017
£295,000Flat 18, 480 London Road, Isleworth, TW7 4RL
Sold Mar 2017
£415,000Flat 23b, 480 London Road, Isleworth, TW7 4RL
Sold Nov 2016
£250,000
Everything we know about Flat 16, 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 London Road homes
On habitable rooms, Flat 16 runs well behind the street norm.
Price per m²
£4,155
Street avg £4,010
Floor Area
71 m²
Street avg 68 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.7 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Isleworth Station / Rennels Way — bus stop.
Closest school
0.1 km
West Thames College. 46 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
54.1dB

Night-time· 23:00 – 07:00
43.7dB