Over the past 29 years, there have been 34 property sales recorded in the SA3 4DU postcode area. The highest sale price reached £430,000, while the most recent sale was for a semi-detached house sold in October 2025 for £300,000.

The estimated average property value in SA3 4DU currently stands at £337,788, which is approximately 41.7% 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 £3,987.

Property prices in SA3 4DU have risen by 7% over the past year , with a total increase of 38.9% over the past five years , and a long-term rise of 66.3% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 94% of transactions , followed by detached.

Housing in SA3 4DU is predominantly owner-occupied, with an estimated 83% of homes being lived in by the owners.

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Property Sales

10 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£262,638
streetscan.co.uk estimate
7 May 2008
£170,000

11 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£285,268
streetscan.co.uk estimate
10 Aug 2001
£76,000

12 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 6bed
📐 823 sq ft
Today
£464,226
streetscan.co.uk estimate
23 Apr 2004
£216,000
20 Jun 2003
£130,000
More details

13 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 6bed
📐 1184 sq ft
Today
£452,945
streetscan.co.uk estimate
1 Nov 2024
£430,000
19 Feb 2016
£250,000
View +1 more
More details

14 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Detached
🛏️ 5bed
📐 969 sq ft
Today
£260,996
streetscan.co.uk estimate
29 Aug 2025
£265,000
2 Oct 1998
£60,000
More details

15 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 829 sq ft
Today
£289,916
streetscan.co.uk estimate
4 Jan 2018
£195,000
More details

16 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 1302 sq ft
Today
£418,249
streetscan.co.uk estimate
20 Dec 2023
£390,000
14 Mar 2018
£280,000
View +2 more
More details

17 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£333,125
streetscan.co.uk estimate
30 Nov 2001
£87,500

18 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 877 sq ft
Today
£210,041
streetscan.co.uk estimate
30 Jan 2009
£133,000
More details

21 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 1098 sq ft
Today
£293,126
streetscan.co.uk estimate
3 Oct 2025
£300,000
2 Oct 2009
£195,000
View +1 more
More details

22 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£408,571
streetscan.co.uk estimate
15 Apr 2002
£110,000
15 Jun 2000
£84,500

3 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 861 sq ft
Today
£285,536
streetscan.co.uk estimate
8 Oct 1999
£67,500
More details

4 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 4bed
📐 829 sq ft
Today
£408,389
streetscan.co.uk estimate
28 Feb 2025
£390,000
1 Nov 2023
£220,000
More details

5 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£405,080
streetscan.co.uk estimate
2 Nov 2005
£237,500
4 Dec 2003
£172,000

6 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 840 sq ft
Today
£359,860
streetscan.co.uk estimate
29 Nov 2013
£212,000
1 Feb 2007
£215,000
More details

7 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 7bed
📐 904 sq ft
Today
£441,491
streetscan.co.uk estimate
15 Nov 2002
£137,500
9 Feb 2000
£75,000
More details

8 Park Avenue, Mumbles, Swansea, SA3 4DU

🏠 Semi-detached
🛏️ 5bed
📐 797 sq ft
Today
£378,886
streetscan.co.uk estimate
7 Mar 2025
£370,000
19 Jun 2015
£180,000
More details

9 Park Avenue, Mumbles, Swansea, SA3 4DU

Today
£373,867
streetscan.co.uk estimate
23 Jul 2004
£195,000
29 Jan 1999
£71,000

Area Insights

Data Sources

Properties at SA3 4DU appear thirty-four times in the Land Registry records, with the latest transaction recorded on 3 Oct 2025. It also has twelve Energy Performance Certificates (EPC) entries, the earliest dating back to 6 Dec 2021. 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.