43 Sidmouth Avenue, Isleworth, TW7 4DR
About 43 Sidmouth Avenue
43 Sidmouth Avenue is a three-bedroom mid-terrace house in Isleworth (TW7 4DR). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (April 2022) shows a C (score 72). When first surveyed in October 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 86). Other recorded features include outbuildings.
Most recent transfer: September 2023 at £715,000. Across the public record there are 4 sales, relatively high churn for a single property. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Across 2003–2023, sale prices on this property compounded at 5.6% per year. On a £-per-square-foot basis, the last sale (£678/sq ft) was about 127.7% above the typical sold price in the postcode. One historical planning record sits against the property in 2015.
Know exactly what you're buying at 43 Sidmouth Avenue
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
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- Private gardenYes
- ParkingOff street
- OutbuildingsYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
- Jun 2015ExtensionOutlineIn report
Extension: Single storey · Rear of property
Ground floor rear extension 4.5 metres deep, maximum height of 3.4 metres, 2.975 metres high to the eaves
- Documents
- 5 docs on file
- Reference
- PA/2015/1769
We flagged 2 things worth checking at 43 Sidmouth Avenue
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
43 Sidmouth Avenue has more than doubled in price since the earliest registered sale in 2003.
£737,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 20 years.
£715,000
Growth on file: 5.6% per year over 20 years.
Sales timeline
20 September 2023Most recent
£715,000
+11.7%over 2 years4 December 2020
£640,000
+36.2%over 5 years18 March 2015
£470,000
+93.4%over 11 years15 October 2003
£243,000
Median price across the last 5 sales in TW7 4DR: £575,000 (2024–2017).
Nearby sales in TW7 4DR
Everything we know about 43 Sidmouth Avenue, 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 Sidmouth Avenue homes
43 Sidmouth Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£7,296
Street avg £4,867
Floor Area
98 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
2.9 t/year
Street avg 4.4 t/year
Similar properties nearby
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
0.2 km
West Thames College — bus stop.
Closest school
0.2 km
West Thames College. 48 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
53.4dB
Night-time· 23:00 – 07:00
43.2dB