SA3 4BG maps, stats, and open data
SA3 4BG is located in the Mumbles electoral ward, within the unitary authority of Swansea and the Welsh Parliamentary constituency of Gower. The Local Health Board is Swansea Bay University and the police force is South Wales. This postcode has been in use since August 2017.
SA3 4BG maps


Source: OS Open Zoomstack (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode GeoLicence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026; Contains Royal Mail data © Royal Mail copyright and database right 2026; Source: Office for National Statistics licensed under the Open Government Licence v.3.0
SA3 4BG geodata
| Easting | 261347 |
| Northing | 188201 |
| Latitude | 51.575578 |
| Longitude | -4.002274 |
Where is SA3 4BG?
| Country | Wales |
| Postcode District | SA3 |
Politics
| Ward | Mumbles |
|---|
| Constituency | Gower |
|---|
Transport
Nearest bus stops to SA3 4BG
| Newton Road | Oystermouth | 81m |
| Newton Road | Oystermouth | 139m |
| School (Newton Road) | Oystermouth | 158m |
| Underhill Park (Langland Road) | Oystermouth | 206m |
| Oystermouth Square (Mumbles Road) | Mumbles | 242m |
Deprivation
3.2% of Welsh postcodes are less deprived than
SA3 4BG:
Food Standards Agency
Three nearest food hygiene ratings to SA3 4BG (metres)
Marks and Spencers
Love you a latte
Fika
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA3 4BG
| | Last Collection | |
|---|
| Location | Mon-Fri | Sat | Distance |
|---|
| Mumbles P O | 18:30 | 12:30 | 287m |
| Thistleboon | 17:30 | 13:00 | 893m |
| Newton P O | 17:45 | 11:30 | 899m |
SA3 4BG ITL and SA3 4BG LAU
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for SA3 4BG:
| ITL 1 Code | Name |
|---|
| TLL | Wales |
| ITL 2 Code | Name |
|---|
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
|---|
| TLL18 | Swansea |
| LAU 1 Code | Name |
|---|
| W06000011 | Swansea |
SA3 4BG census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SA3 4BG:
| Code | Name |
|---|
| OA | W00004427 | |
|---|
| LSOA | W01000827 | Swansea 031E |
|---|
| MSOA | W02000198 | Swansea 031 |
|---|
Nearest postcodes to SA3 4BG