Use this guide to understand SA3 4DN in Wales. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography. This page includes 3 Land Registry sold-price records matched to the exact postcode.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | SA3 4DN |
| Postcode without spaces | SA34DN |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5747500 |
| Longitude | -3.9978360 |
| British National Grid | 261,652 E, 188,100 N |
| Country | Wales |
| Output Area (2021) | W00004418 |
| LSOA (2021) | W01000825 |
| MSOA (2021) | W02000198 |
| Electoral ward | W05001056 |
| Westminster constituency | W07000097 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
A detailed vector map covering a 500 metre radius around the postcode.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 15 Nov 2024 | 135, MUMBLES ROAD, MUMBLES, SWANSEA | Other | Freehold | £375,000 |
| 12 Aug 2021 | 133, MUMBLES ROAD, MUMBLES, SWANSEA | Other | Freehold | £680,000 |
| 16 Feb 2021 | 137, MUMBLES ROAD, MUMBLES, SWANSEA | Other | Freehold | £410,000 |
Open schools and active GP practices in the SA3 postcode district, ordered by straight-line distance where coordinates are available.
B
2-6 KINGS ROAD, MUMBLES, SWANSEA, SA3 4AJ
B
2-6 KINGS ROAD, MUMBLES, SWANSEA, SA3 4AJ
Welsh establishment
Newton Road, Mumbles, Swansea, SA3 4BE
B
10 WEST CROSS AVENUE, WEST CROSS, SWANSEA, SA3 5UA
Welsh establishment
West Cross Avenue, West Cross, Swansea, SA3 5TS
Welsh establishment
West Cross Avenue, West Cross, Swansea, SA3 5TS
Welsh establishment
Slade Road, Newton, Swansea, SA3 4UE
Welsh establishment
West Cross Lane, West Cross, Swansea, SA3 5LS
Welsh establishment
Off Rushwind Close, West Cross, Swansea, SA3 5RF
Welsh establishment
Huntington Close, Swansea, SA3 5AL
Welsh establishment
Fairwood Road, West Cross, Swansea, SA3 5JP
Welsh establishment
The Glebe, Bishopston, Swansea, SA3 3JP
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Swansea 031C includes SA3 4DN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Public order | 3 |
| Anti-social behaviour | 2 |
| Violence and sexual offences | 1 |
Answers use the geographic scope stated with each dataset above.
SA3 4DN is in Wales.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SA3 4DN postcode.
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Explore other full postcodes in the same postcode sector.