Over the past 15 years, there have been 23 property sales recorded in the TW7 6GU postcode area. The highest sale price reached £420,000, while the most recent sale was a property sold in October 2025 for £146,000.

The estimated average property value in TW7 6GU currently stands at £251,868, which is approximately 54% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £4,371.

Property prices in TW7 6GU have risen by 0.9% over the past year , with a total increase of 9.6% over the past five years , and a long-term rise of 31.5% over the past decade .

100% of recorded transactions in the area were for flat properties.

Housing in TW7 6GU is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

17, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

🏠 Flat
🛏️ 2bed
📐 495 sq ft
Today
£189,728
streetscan.co.uk estimate
31 Mar 2025
£202,500
More details

Flat 10, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£163,115
streetscan.co.uk estimate
17 Sep 2019
£159,750

Flat 11, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£139,488
streetscan.co.uk estimate
14 Oct 2025
£146,000
28 Feb 2019
£144,000

Flat 12, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£156,212
streetscan.co.uk estimate
28 Nov 2016
£144,000

Flat 13, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£129,811
streetscan.co.uk estimate
9 Jul 2019
£123,750

Flat 17, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£219,731
streetscan.co.uk estimate
8 Oct 2010
£141,000

Flat 18, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£132,246
streetscan.co.uk estimate
12 Nov 2010
£84,000

Flat 19, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£184,405
streetscan.co.uk estimate
1 Feb 2018
£180,000

Flat 20, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£388,373
streetscan.co.uk estimate
15 Dec 2022
£420,000
30 Jul 2015
£345,000

Flat 22, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£328,929
streetscan.co.uk estimate
16 Sep 2024
£345,000

Flat 25, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£192,820
streetscan.co.uk estimate
30 Nov 2015
£170,000
1 Oct 2010
£122,000

Flat 29, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£206,321
streetscan.co.uk estimate
16 Sep 2016
£194,000

Flat 3, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£276,501
streetscan.co.uk estimate
4 Feb 2022
£275,000

Flat 31, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£153,145
streetscan.co.uk estimate
28 Sep 2016
£144,000

Flat 34, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£372,688
streetscan.co.uk estimate
22 Jan 2018
£365,000

Flat 35, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£157,070
streetscan.co.uk estimate
24 Sep 2021
£154,000
10 Feb 2017
£154,000

Flat 5, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£393,887
streetscan.co.uk estimate
17 Aug 2015
£340,000

Flat 6, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£269,808
streetscan.co.uk estimate
28 Mar 2022
£266,000

Flat 8, Hardy House Union Lane, Isleworth, Hounslow, Greater London, TW7 6GU

Today
£396,116
streetscan.co.uk estimate
26 Mar 2015
£323,000

Area Insights

Data Sources

Properties at TW7 6GU appear twenty-three times in the Land Registry records, with the latest transaction recorded on 14 Oct 2025. It also has a single Energy Performance Certificate (EPC) from 5 Apr 2024. 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.