SA1 3AU maps, stats, and open data
SA1 3AU is located in the Castle electoral ward, within the unitary authority of Swansea and the Welsh Parliamentary constituency of Swansea West. The Local Health Board is Swansea Bay University and the police force is South Wales. This postcode has been in use since October 2017.
SA1 3AU maps
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode Geo
Licence: 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
SA1 3AU geodata
| Easting | 265647 |
| Northing | 192905 |
| Latitude | 51.618891 |
| Longitude | -3.942062 |
Where is SA1 3AU?
| Country | Wales |
| Postcode District | SA1 |
Politics
| Ward | Castle |
|---|---|
| Constituency | Swansea West |
Transport
Nearest bus stops to SA1 3AU
| St Mary`s Church (Princess Way) | Swansea | 37m |
| St Mary's Church (Princess Way) | Swansea | 47m |
| St Mary's Church (Princess Way) | Swansea | 57m |
| St Mary's Church (Princess Way) | Swansea | 68m |
| Castle Square D (Caer Street) | Swansea | 118m |
Nearest railway stations to SA1 3AU
| Swansea Station | 0.7km |
| Llansamlet Station | 6.2km |
Broadband
Broadband access in SA1 3AU (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband limitations in SA1 3AU (2020 data)
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Deprivation
98.1% of Welsh postcodes are less deprived than SA1 3AU:Food Standards Agency
Three nearest food hygiene ratings to SA1 3AU (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA1 3AU
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| St. Marys Sq | 17:30 | 10:30 | 135m |
| Union St Business Box | 18:45 | 295m | |
| Union St | 18:45 | 12:45 | 298m |
SA1 3AU ITL and SA1 3AU 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 SA1 3AU:
| 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 |
SA1 3AU 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 SA1 3AU:
| Code | Name | |
|---|---|---|
| OA | W00003996 | |
| LSOA | W01001955 | Swansea 025F |
| MSOA | W02000192 | Swansea 025 |
Nearest postcodes to SA1 3AU
| SA1 3LW | Princess Way | 58m |
| SA1 3LH | St Mary Street | 84m |
| SA1 3LQ | Princess Way | 89m |
| SA1 1EQ | Wind Street | 98m |
| SA1 3RT | Salubrious Passage | 122m |
| SA1 1DE | Wind Street | 131m |
| SA1 1DG | Green Dragon Lane | 164m |
| SA1 1EF | Wind Street | 186m |
| SA1 1JQ | Worcester Place | 203m |
| SA1 3BB | Oxford Street | 209m |
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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