Explore SA3 4LB in Wales on an interactive map. See its location and approximate address-derived boundary, then review the exact-postcode facts and wider-area statistics available below. Editable vector files, printed maps and postcode colouring tools are also available. Census 2021 records 48 residents and 22 households at 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 4LB |
| Postcode without spaces | SA34LB |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1997 |
| Directory version | 2026-06 |
| Latitude | 51.5683900 |
| Longitude | -3.9920010 |
| British National Grid | 262,037 E, 187,382 N |
| Country | Wales |
| Output Area (2021) | W00004413 |
| LSOA (2021) | W01000826 |
| 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.
These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.
| Residents | 48 |
| Households | 22 |
| Female residents | 21 |
| Male residents | 27 |
| Residents per household | 2.2 |
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 |
|---|---|---|---|---|
| 6 Jun 2025 | 24, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £530,000 |
| 5 Apr 2024 | 19, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £475,000 |
| 24 Jun 2021 | 16, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £390,000 |
| 12 Feb 2021 | 24, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £390,000 |
| 16 Jan 2021 | 19, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £340,000 |
| 18 Dec 2020 | 26, LIBBY WAY, MUMBLES, SWANSEA | Detached | Freehold | £360,000 |
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
Slade Road, Newton, Swansea, SA3 4UE
Welsh establishment
West Cross Avenue, West Cross, Swansea, SA3 5TS
Welsh establishment
West Cross Avenue, West Cross, Swansea, SA3 5TS
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
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 4 June 2026
62012 - Business and domestic software development
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Swansea 031D includes SA3 4LB and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 5 |
| Anti-social behaviour | 2 |
| Public order | 2 |
| Drugs | 1 |
Answers use the geographic scope stated with each dataset above.
SA3 4LB is in Wales.
The Census 2021 postcode-level dataset records 48 residents at SA3 4LB. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SA3 4LB postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SA3 4LB postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.