Find SA3 4JB in Wales and explore the information recorded for it. The interactive map shows the postcode’s position and an approximate address-derived outline, with exact-postcode facts and wider neighbourhood statistics clearly identified below. Census 2021 records 53 residents and 25 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 4JB |
| Postcode without spaces | SA34JB |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5694100 |
| Longitude | -3.9899250 |
| British National Grid | 262,184 E, 187,492 N |
| Country | Wales |
| Output Area (2021) | W00004424 |
| 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 | 53 |
| Households | 25 |
| Female residents | 30 |
| Male residents | 23 |
| Residents per household | 2.1 |
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 |
|---|---|---|---|---|
| 16 May 2025 | 18, MICHAELS FIELD, MUMBLES, SWANSEA | Detached | Freehold | £600,000 |
| 15 Jun 2022 | SEASCAPE, MICHAELS FIELD, MUMBLES, SWANSEA | Detached | Freehold | £825,000 |
| 30 Sep 2021 | MARTONIE, MICHAELS FIELD, MUMBLES, SWANSEA | Semi-detached | Freehold | £435,000 |
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
Slade Road, Newton, Swansea, SA3 4UE
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 31 March 2014
78109 - Other activities of employment placement agencies
Private Limited Company
Incorporated 28 March 2014
78200 - Temporary employment agency activities
Private Limited Company
Incorporated 26 November 2013
47190 - Other retail sale in non-specialised stores
PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)
Incorporated 6 September 2012
90030 - Artistic creation
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Swansea 031D includes SA3 4JB 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 4JB is in Wales.
The Census 2021 postcode-level dataset records 53 residents at SA3 4JB. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SA3 4JB postcode.
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Explore other full postcodes in the same postcode sector.