67 Sidmouth Avenue, Isleworth, TW7 4DR is a freehold semi-detached property built between 1930-1949. The property offers approximately 915 square feet of living space. In this location, properties of similar size usually have three bedrooms.

The estimated current market value of the property is £727,932 , which equates to approximately £796 per square foot. It was last sold on 18 Jan 2001 for £199,950. Since then, the value has increased by £527,982, representing a 264.1% increase, or approximately 10.6% per year.

The current estimated value of £727,932 is:

  • 26.2% higher than the average property price on Sidmouth Avenue
  • 14.3% higher than the average in the TW7 4DR postcode area
  • and 24.5% higher than the average price for Isleworth as a whole

At the most recent EPC inspection on 27 August 2025, the property was recorded as owner-occupied.

View sold house prices in TW7 4DR

Building approximate location

About Property

Type
Terraced House
Built
1930-1949
Interior Size
915 sq ft
Tenure
Freehold
Price (estimate)
£727,932
Price Per sq ft (estimate)
£796
Bedroom Count (estimate)
3 bedrooms

EPC Summary

67 Sidmouth Avenue, Isleworth, Hounslow, Greater London, TW7 4DR has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 27 Aug 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 11 Oct 2014, when the property was rated D. Since then, the rating has improved to C, with the energy efficiency score increasing by 1.5%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, 25 mm loft insulation, changing energy efficiency from good to poor.
  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining solid brick, as built, no insulation (assumed).
  • The lighting was updated from low energy lighting in 31% of fixed outlets to good lighting efficiency, with efficiency improving from average to good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 25 mm loft insulation
Poor
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Average
Lighting
Good lighting efficiency
Good

Compared to TW7 4DR

6 th / 19
Price Rank
14% higher than average
8 th / 13
Size Rank
6% smaller than average
3 rd / 13
Price Per Sq FT Rank
21% higher than average

Compared to other properties in TW7 4DR , this house's estimated value ranks 6th out of 19. Based on price per square foot, it ranks 3rd out of 13 properties. This suggests a relatively high price per square foot, which may reflect quality, location, or recent upgrades. In terms of size, this home ranks 8th out of 13 properties in its postcode area.

Sale History

Today
£727,932
streetscan.co.uk estimate
+264 %
18 Jan 2001
£199,950
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 829 sq ft
sale price: £575,000
sale date: 5 Oct 2021
rooms: 5
size: 990 sq ft
sale price: £617,500
sale date: 31 Mar 2017
rooms: 5
size: 907 sq ft
sale price: £364,950
sale date: 22 Dec 2011
rooms: 6
size: 985 sq ft
sale price: £275,000
sale date: 2 Jul 2009
rooms: 5
size: 840 sq ft
sale price: £222,500
sale date: 15 Aug 2005

Data Sources

The property at 67 Sidmouth Avenue, Isleworth, Hounslow, Greater London, TW7 4DR appears once in the Land Registry records, with the transaction recorded on 18 Jan 2001. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 27 Aug 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.