Over the past 30 years, there have been 24 property sales recorded in the TW15 1LB postcode area. The highest sale price reached £735,000, while the most recent sale was for a semi-detached house sold in December 2025 for £485,000.

The estimated average property value in TW15 1LB currently stands at £550,802, which is approximately 21.6% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £5,666.

Property prices in TW15 1LB have risen by 5.9% over the past year , with a total increase of 19.1% over the past five years , and a long-term rise of 48.4% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 79% of transactions , followed by detached and other.

Housing in TW15 1LB is predominantly owner-occupied, with an estimated 92% of homes being lived in by the owners.

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Property Sales

1 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

Today
£11,539
streetscan.co.uk estimate
20 Feb 2025
£12,000

10 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Detached
🛏️ 7bed
📐 1668 sq ft
Today
£744,009
streetscan.co.uk estimate
29 Aug 2024
£735,000
More details

11 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 4bed
📐 936 sq ft
Today
£513,391
streetscan.co.uk estimate
24 Mar 2016
£410,000
More details

12 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 6bed
📐 1087 sq ft
Today
£630,000
streetscan.co.uk estimate
24 May 2024
£590,000
28 Apr 2010
£280,000
More details

13 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 926 sq ft
Today
£474,455
streetscan.co.uk estimate
10 May 2013
£273,000
More details

14 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 1701 sq ft
Today
£689,732
streetscan.co.uk estimate
3 Apr 2013
£382,500
More details

15 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

Today
£500,225
streetscan.co.uk estimate
13 Dec 2010
£265,000

17 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 1163 sq ft
Today
£560,546
streetscan.co.uk estimate
20 Feb 2014
£342,000
27 Oct 1995
£110,000
More details

19 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 4bed
📐 904 sq ft
Today
£500,508
streetscan.co.uk estimate
23 Jun 2021
£430,000
More details

2 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 4bed
📐 893 sq ft
Today
£567,529
streetscan.co.uk estimate
26 Oct 1998
£134,000
More details

20 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

Today
£815,294
streetscan.co.uk estimate
20 Jul 1995
£137,500

21 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 4bed
📐 926 sq ft
Today
£496,791
streetscan.co.uk estimate
25 May 2018
£413,500
More details

22 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Detached
🛏️ 6bed
📐 1959 sq ft
Today
£667,208
streetscan.co.uk estimate
9 Oct 2025
£680,000
20 Mar 2009
£250,000
More details

25 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 958 sq ft
Today
£481,181
streetscan.co.uk estimate
1 Dec 2025
£485,000
More details

27 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 980 sq ft
Today
£538,942
streetscan.co.uk estimate
27 Aug 2020
£455,000
More details

3 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Semi-detached
🛏️ 5bed
📐 883 sq ft
Today
£701,772
streetscan.co.uk estimate
10 Sep 2021
£550,000
2 Aug 2013
£330,000
View +1 more
More details

7 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

Today
£610,313
streetscan.co.uk estimate
5 Jan 2007
£310,000

8 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

🏠 Detached
🛏️ 4bed
📐 947 sq ft
Today
£465,892
streetscan.co.uk estimate
7 Oct 2011
£267,500
More details

9 Southfields Avenue, Ashford, Spelthorne, Surrey, TW15 1LB

Today
£506,411
streetscan.co.uk estimate
25 Aug 2017
£420,000

Area Insights

Data Sources

Properties at TW15 1LB appear twenty-four times in the Land Registry records, with the latest transaction recorded on 1 Dec 2025. It also has fourteen Energy Performance Certificates (EPC) entries, the earliest dating back to 10 Feb 2014. 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.