Over the past 29 years, there have been 56 property sales recorded in the SA4 4LJ postcode area. The highest sale price reached £175,000, while the most recent sale was for a terraced house sold in March 2025 for £140,000.

The estimated average property value in SA4 4LJ currently stands at £167,911, which is approximately 31.1% 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 £2,155.

Property prices in SA4 4LJ have risen by 4.6% over the past year , with a total increase of 35.5% over the past five years, and a long-term rise of 58% over the past decade.

The most common type of property sold in the area is terraced, making up around 63% of transactions , followed by semi-detached.

Housing in SA4 4LJ is predominantly owner-occupied, with an estimated 75% of homes being lived in by the owners.

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Property Sales

10 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 4bed
📐 853 sq ft
Today
£235,785
streetscan.co.uk estimate
21 Mar 2003
£77,000
More details

11 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 4bed
📐 764 sq ft
Today
£126,829
streetscan.co.uk estimate
23 Jul 2021
£104,950
27 Mar 2008
£106,500
View +2 more
More details

13 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 753 sq ft
Today
£137,547
streetscan.co.uk estimate
24 Jul 2015
£84,000
20 Dec 2006
£67,900
View +2 more
More details

15 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 5bed
📐 732 sq ft
Today
£117,370
streetscan.co.uk estimate
30 Aug 2001
£30,750
27 Jul 2001
£32,000
More details

17 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 5bed
📐 764 sq ft
Today
£144,533
streetscan.co.uk estimate
21 Mar 2025
£140,000
18 May 2010
£91,000
View +1 more
More details

19 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 743 sq ft
Today
£141,454
streetscan.co.uk estimate
4 Sep 2019
£98,000
18 Nov 2005
£92,000
View +2 more
More details

2 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

Today
£242,736
streetscan.co.uk estimate
20 Sep 2002
£73,000
20 Sep 1999
£53,000

21 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 753 sq ft
Today
£119,044
streetscan.co.uk estimate
31 Jul 2020
£85,000
8 Jul 2003
£57,999
View +2 more
More details

23 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

Today
£184,611
streetscan.co.uk estimate
20 Apr 2007
£117,000

25 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 732 sq ft
Today
£175,353
streetscan.co.uk estimate
29 Nov 2024
£165,000
21 Jun 2013
£100,000
View +1 more
More details

27 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 743 sq ft
Today
£140,881
streetscan.co.uk estimate
25 Jan 2021
£108,000
22 May 2009
£83,000
View +1 more
More details

29 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 751 sq ft
Today
£146,911
streetscan.co.uk estimate
12 Dec 2019
£103,000
29 Jun 2012
£84,000
View +3 more
More details

3 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 5bed
📐 732 sq ft
Today
£168,323
streetscan.co.uk estimate
8 Jan 2010
£100,000
11 May 2000
£33,000
View +1 more
More details

31 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Terraced
🛏️ 4bed
📐 720 sq ft
Today
£191,199
streetscan.co.uk estimate
20 Oct 2006
£118,000
11 Sep 1996
£39,000
More details

37 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

Today
£227,777
streetscan.co.uk estimate
4 Jul 2003
£83,000

39 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 4bed
📐 866 sq ft
Today
£193,693
streetscan.co.uk estimate
22 Oct 2010
£114,000
26 May 2000
£57,500
More details

4 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 4bed
📐 904 sq ft
Today
£176,722
streetscan.co.uk estimate
15 Apr 2008
£112,000
1 Jun 2001
£45,500
More details

41 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 5bed
📐 861 sq ft
Today
£215,568
streetscan.co.uk estimate
10 Jun 2021
£175,000
24 Jan 2014
£125,000
More details

6 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

Today
£194,149
streetscan.co.uk estimate
4 Dec 2015
£120,000
28 Apr 2014
£115,000
14 Aug 1998
£43,000

7 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

Today
£154,528
streetscan.co.uk estimate
17 Dec 2021
£134,000
12 Aug 2004
£90,000
15 Sep 2000
£35,000

8 Heol Islwyn, Gorseinon, Swansea, SA4 4LJ

🏠 Semi-detached
🛏️ 6bed
📐 1060 sq ft
Today
£263,003
streetscan.co.uk estimate
18 Apr 2011
£148,000
27 Jul 2001
£68,000
More details

Area Insights

Data Sources

Properties at SA4 4LJ appear fifty-six times in the Land Registry records, with the latest transaction recorded on 21 Mar 2025. It also has sixteen Energy Performance Certificates (EPC) entries, the earliest dating back to 9 Jun 2016. 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.