Use this guide to understand SA1 3JW 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. Census 2021 records 20 residents and 9 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 | SA1 3JW |
| Postcode without spaces | SA13JW |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.6155900 |
| Longitude | -3.9566840 |
| British National Grid | 264,625 E, 192,565 N |
| Country | Wales |
| Output Area (2021) | W00003989 |
| LSOA (2021) | W01000749 |
| MSOA (2021) | W02000193 |
| Electoral ward | W05001041 |
| Westminster constituency | W07000108 |
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 | 20 |
| Households | 9 |
| Female residents | 6 |
| Male residents | 14 |
| Residents per household | 2.2 |
A detailed vector map covering a 500 metre radius around the postcode.
Open schools and active GP practices in the SA1 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Rodney Street, Swansea, SA1 3UA
B
PHILLIPS PARADE, SWANSEA, SA1 4JL
Welsh establishment
Vincent Street, Swansea, SA1 3TY
B
151 ST. HELENS ROAD, SWANSEA, SA1 4DF
B
RUSSELL STREET, SWANSEA, SA1 4HR
B
200 OYSTERMOUTH ROAD, SWANSEA, SA1 3SR
B
NICHOLL ST MEDICAL CENTR, 33 NICHOLL STREET, SWANSEA, SA1 4HF
Welsh establishment
36 St James's Crescent, Uplands, Swansea, SA1 6DR
B
YMCA, 1 THE KINGSWAY, SWANSEA, SA1 5JQ
Welsh establishment
18 Mansel St, Swansea, Swansea (Abertawe), SA1 5SG
Welsh establishment
Terrace Road, Mount Pleasant, Swansea, SA1 6JD
B
37 THE KINGSWAY, SWANSEA, SA1 5LF
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 4 March 2026
90010 - Performing arts
Private Limited Company
Incorporated 28 February 2026
56102 - Unlicensed restaurants and cafes
Private Limited Company
Incorporated 18 December 2025
47110 - Retail sale in non-specialised stores with food, beverages or tobacco predominating
Private Limited Company
Incorporated 14 February 2025
33150 - Repair and maintenance of ships and boats
Private Limited Company
Incorporated 22 September 2024
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 8 September 2024
84250 - Fire service activities
Private Limited Company
Incorporated 11 February 2024
96090 - Other service activities n.e.c.
Private Limited Company
Incorporated 17 June 2019
41100 - Development of building projects
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Swansea 026A includes SA1 3JW and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Public order | 8 |
| Other theft | 2 |
| Vehicle crime | 2 |
| Anti-social behaviour | 1 |
| Bicycle theft | 1 |
| Criminal damage and arson | 1 |
| Violence and sexual offences | 1 |
Answers use the geographic scope stated with each dataset above.
SA1 3JW is in Wales.
The Census 2021 postcode-level dataset records 20 residents at SA1 3JW. This is an exact postcode count.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SA1 3JW postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.