75 Castle Road, Isleworth, TW7 6QR
About 75 Castle Road
75 Castle Road is a two-bedroom end-of-terrace house in Isleworth (TW7 6QR). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (April 2019) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in March 2012 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Good. The recommended improvements would lift it to B (score 86), a 2-band jump. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.
Across 2006–2023, sale prices on this property compounded at 6% per year. On a £-per-square-foot basis, the last sale (£784/sq ft) was about 149.4% above the typical sold price in the postcode. At 70 m² it's 24.7% smaller than the typical home in the postcode (93 m² median across 30 EPCs). Most recent transfer: August 2023 at £591,000. One historical planning record sits against the property in 2024.
Know exactly what you're buying at 75 Castle Road
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
- Dining roomYes
Outside
- Private gardenRear
Building
- Period featuresYes
- Extension potentialPossible
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Planning history
- Jan 2024OutlineIn report
Certificate of lawfulness for the proposed erection of a rear roof extension with two front roof windows to the house.
- Documents
- 5 docs on file
- Reference
- P/2023/3728
We flagged 2 things worth checking at 75 Castle Road
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
Sale price has at least doubled since 2006.
£601,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 17 years.
£591,000
Growth on file: 6.0% per year over 17 years.
Sales timeline
3 August 2023Most recent
£591,000
+136.4%over 16 years1 October 2006
£250,000
+13.6%29 June 2006
£220,000
Median price across the last 5 sales in TW7 6QR: £639,000 (2025–2023).
Everything we know about 75 Castle Road, 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 Castle Road homes
Price per m² for 75 Castle Road runs comfortably ahead of the street norm.
Price per m²
£8,443
Street avg £5,097
Floor Area
70 m²
Street avg 95 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.4 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
St John The Baptist — bus stop.
Closest school
0.4 km
Isleworth Town Primary School. 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
54.2dB

Night-time· 23:00 – 07:00
44.2dB