Explore SA3 4NU in Wales through its map and available local datasets. The outline is an approximate boundary derived from address locations, while the information below distinguishes full-postcode records from statistics covering surrounding official areas. Census 2021 records 39 residents and 18 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 4NU |
| Postcode without spaces | SA34NU |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5679100 |
| Longitude | -4.0018650 |
| British National Grid | 261,352 E, 187,347 N |
| Country | Wales |
| Output Area (2021) | W00004422 |
| 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 | 39 |
| Households | 18 |
| Female residents | 22 |
| Male residents | 17 |
| 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 |
|---|---|---|---|---|
| 29 Sep 2023 | 22, BEAUFORT AVENUE, LANGLAND, SWANSEA | Detached | Freehold | £1,180,000 |
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
Welsh establishment
Slade Road, Newton, Swansea, SA3 4UE
B
10 WEST CROSS AVENUE, WEST CROSS, SWANSEA, SA3 5UA
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 31 May 2024
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 3 November 2020
86210 - General medical practice activities
Private Limited Company
Incorporated 13 December 2017
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 3 October 2014
46420 - Wholesale of clothing and footwear
Private Limited Company
Incorporated 12 August 2009
96090 - Other service activities n.e.c.
Private Limited Company
Incorporated 20 May 1986
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 6 June 1935
68209 - Other letting and operating of own or leased real estate
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Swansea 031D includes SA3 4NU 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 4NU is in Wales.
The Census 2021 postcode-level dataset records 39 residents at SA3 4NU. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SA3 4NU postcode.
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Explore other full postcodes in the same postcode sector.