Over the past 30 years, there have been 16 property sales recorded in the SA12 9DN postcode area. The highest sale price reached £187,000, while the most recent sale was for a semi-detached house sold in March 2026 for £187,000.

The estimated average property value in SA12 9DN currently stands at £149,378, which is approximately 23.7% 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 £1,702.

Property prices in SA12 9DN have risen by 4.5% over the past year , with a total increase of 40.7% over the past five years , and a long-term rise of 67.6% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 88% of transactions , followed by terraced.

Housing in SA12 9DN is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

1 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 6bed
📐 926 sq ft
Today
£138,548
streetscan.co.uk estimate
23 Oct 2015
£79,000
More details

11 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

Today
£66,561
streetscan.co.uk estimate
8 Sep 2003
£22,950

13 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 5bed
📐 829 sq ft
Today
£72,288
streetscan.co.uk estimate
14 Oct 2002
£19,125
More details

14 Heol Undeb, Cwmavon, Port Talbot, West Glamorgan, SA12 9DN

Today
£194,289
streetscan.co.uk estimate
5 Jan 1996
£36,000

15 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 6bed
📐 1076 sq ft
Today
£214,198
streetscan.co.uk estimate
6 May 2016
£125,000
2 Jul 2007
£93,000
More details

16 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Terraced
🛏️ 5bed
📐 1082 sq ft
Today
£147,556
streetscan.co.uk estimate
29 Sep 2017
£93,000
29 Aug 2007
£75,000
More details

17 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

Today
£175,564
streetscan.co.uk estimate
6 Jun 2007
£110,000
3 Apr 1998
£36,000

18 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 4bed
📐 893 sq ft
Today
£162,930
streetscan.co.uk estimate
4 Sep 2020
£115,000
More details

19 Heol Undeb, Cwmavon, Port Talbot, West Glamorgan, SA12 9DN

Today
£171,896
streetscan.co.uk estimate
10 Nov 1995
£33,000

21 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 5bed
📐 904 sq ft
Today
£159,789
streetscan.co.uk estimate
9 Nov 2018
£105,000
More details

8 Heol Undeb, Cwmavon, Port Talbot, Neath Port Talbot, SA12 9DN

🏠 Semi-detached
🛏️ 5bed
📐 883 sq ft
Today
£187,000
streetscan.co.uk estimate
4 Mar 2026
£187,000
4 Nov 2021
£150,000
View +1 more
More details

Area Insights

Data Sources

Properties at SA12 9DN appear sixteen times in the Land Registry records, with the latest transaction recorded on 4 Mar 2026. It also has seven Energy Performance Certificates (EPC) entries, the earliest dating back to 15 Sep 2010. 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.