7 Sidmouth Avenue, Isleworth, TW7 4DW
About 7 Sidmouth Avenue
7 Sidmouth Avenue is an end-of-terrace house in Isleworth (TW7 4DW). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2014) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from September 2014, so improvements made since then won't be reflected.
At 109 m² the property is well over the postcode median (81 m² across 25 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last changed hands 12 years ago, in November 2014. Across 2000–2014, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £626,000 is 15.4% above the 2014 sale price.
Know exactly what you're buying at 7 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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Sept 2024
EPC Rating
Planning history
A a single-storey side and rear extension application was refused at 7 Sidmouth Avenue in 2022.
- Mar 2023ExtensionOutlineIn report
Extension: Single storey · Rear of property
Ground floor rear extension 4.00 metres deep, maximum height 3.54 metres, 3.00 metres high to the eaves
- Documents
- 5 docs on file
- Reference
- PA/2023/0610
- Jun 2022ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erection of a single storey rear and side extension
- Documents
- 10 docs on file
- Reference
- P/2022/1439
We flagged 2 things worth checking at 7 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
Sale price has at least doubled since 2000.
£626,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 14 years.
£542,500
Growth on file: 7.5% per year over 14 years.
Sales timeline
4 November 2014Most recent
£542,500
+178.2%over 14 years13 August 2000
£195,000
Median price across the last 5 sales in TW7 4DW: £575,000 (2024–2022).
Nearby sales in TW7 4DW
Everything we know about 7 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
7 Sidmouth Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£4,977
Street avg £5,957
Floor Area
109 m²
Street avg 96 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.7 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. 47 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
53.7dB
Night-time· 23:00 – 07:00
43.3dB