Over the past 29 years, there have been 26 property sales recorded in the SA31 3HS postcode area. The highest sale price reached £470,084, while the most recent sale was for a semi-detached house sold in April 2025 for £230,000.

The estimated average property value in SA31 3HS currently stands at £263,804, which is roughly in line with the city average (within ±8%), suggesting property prices reflect broader market trends.

In terms of size, the average price per square metre is approximately £2,756.

Property prices in SA31 3HS have risen by 4.2% over the past year , with a total increase of 34.6% over the past five years , and a long-term rise of 52.3% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 62% of transactions , followed by detached and other.

Housing in SA31 3HS is predominantly owner-occupied, with an estimated 87% of homes being lived in by the owners.

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Property Sales

18 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 4bed
📐 893 sq ft
Today
£278,688
streetscan.co.uk estimate
10 Jun 2016
£169,000
30 Sep 2005
£170,000
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19 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 5bed
📐 915 sq ft
Today
£244,494
streetscan.co.uk estimate
9 Apr 2025
£230,000
7 Nov 2006
£155,000
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20 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

Today
£203,092
streetscan.co.uk estimate
21 Jul 2006
£127,500

21 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 5bed
📐 872 sq ft
Today
£197,581
streetscan.co.uk estimate
28 Mar 2018
£125,000
More details

22 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 5bed
📐 915 sq ft
Today
£237,747
streetscan.co.uk estimate
7 Apr 2009
£128,000
More details

23 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 6bed
📐 1109 sq ft
Today
£269,466
streetscan.co.uk estimate
1 Aug 2019
£187,500
29 Aug 2012
£155,000
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24 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

Today
£285,165
streetscan.co.uk estimate
13 Aug 2014
£166,000
18 Jul 2008
£172,500

25 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

Today
£258,868
streetscan.co.uk estimate
26 Nov 2002
£80,000

27 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Semi-detached
🛏️ 5bed
📐 775 sq ft
Today
£236,376
streetscan.co.uk estimate
4 Feb 2022
£201,000
More details

6 Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Detached
🛏️ 4bed
📐 947 sq ft
Today
£276,490
streetscan.co.uk estimate
28 Mar 2022
£250,000
31 Jan 2019
£160,000
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Cilddewi House Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

Today
£524,247
streetscan.co.uk estimate
4 Apr 2019
£405,000
29 Nov 2018
£405,000
1 Apr 2015
£470,084
27 May 2008
£270,000
12 Aug 2004
£200,000
15 Mar 2002
£130,000

Green Acre Heol Salem, Johnstown, Carmarthen, Carmarthenshire, SA31 3HS

🏠 Detached
🛏️ 6bed
📐 1130 sq ft
Today
£251,965
streetscan.co.uk estimate
7 Sep 2021
£215,000
More details

Area Insights

Data Sources

Properties at SA31 3HS appear twenty-six times in the Land Registry records, with the latest transaction recorded on 9 Apr 2025. It also has eight Energy Performance Certificates (EPC) entries, the earliest dating back to 17 Jun 2011. 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.