Use this guide to understand SA1 1SD 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 89 residents and 53 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 1SD |
| Postcode without spaces | SA11SD |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | July 2006 |
| Directory version | 2026-06 |
| Latitude | 51.6156300 |
| Longitude | -3.9343980 |
| British National Grid | 266,168 E, 192,529 N |
| Country | Wales |
| Output Area (2021) | W00010253 |
| LSOA (2021) | W01001958 |
| MSOA (2021) | W02000192 |
| Electoral ward | W05001068 |
| 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 | 89 |
| Households | 53 |
| Female residents | 35 |
| Male residents | 54 |
| Residents per household | 1.7 |
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 Jan 2026 | 32, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £160,000 |
| 19 Aug 2025 | 66, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £190,000 |
| 9 May 2025 | 6, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £155,000 |
| 24 Jan 2025 | 65, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £222,500 |
| 21 Mar 2024 | 48, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Terraced | Freehold | £315,000 |
| 4 Jan 2023 | 68, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £225,675 |
| 4 May 2022 | 18, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £150,000 |
| 1 Mar 2022 | 41, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £170,000 |
| 9 Jul 2021 | 59, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Detached | Freehold | £325,000 |
| 30 Jun 2021 | 25, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £167,000 |
| 29 Jun 2021 | 14, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Flat or maisonette | Leasehold | £143,500 |
| 23 Jun 2021 | 57, ST CATHERINES COURT, MARITIME QUARTER, SWANSEA | Terraced | Freehold | £320,000 |
Open schools and active GP practices in the SA1 postcode district, ordered by straight-line distance where coordinates are available.
B
SCHOONER HOUSE, QUAY PARADE, SWANSEA, SA1 1SR
B
BEACON CENTRE FOR HEALTH, LANGDON ROAD, SWANSEA, SA1 8QY
B
SA1 MEDICAL CENTRE, LANGDON ROAD, SWANSEA, SA1 8QY
B
200 OYSTERMOUTH ROAD, SWANSEA, SA1 3SR
B
37 THE KINGSWAY, SWANSEA, SA1 5LF
B
CENTRAL CLINIC, 21 ORCHARD STREET, SWANSEA, SA1 5AT
B
COMMUNITY HEALTH CENTRE, 41 HIGH STREET, SWANSEA, SA1 1LT
Welsh establishment
Grenfell Park Road, St Thoma's, Swansea, SA1 8EY
B
YMCA, 1 THE KINGSWAY, SWANSEA, SA1 5JQ
Welsh establishment
18 Mansel St, Swansea, Swansea (Abertawe), SA1 5SG
B
NICHOLL ST MEDICAL CENTR, 33 NICHOLL STREET, SWANSEA, SA1 4HF
B
151 ST. HELENS ROAD, SWANSEA, SA1 4DF
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 January 2026
52103 - Operation of warehousing and storage facilities for land transport activities
Private Limited Company
Incorporated 19 March 2025
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 25 November 2024
62012 - Business and domestic software development
Private Limited Company
Incorporated 15 August 2024
55209 - Other holiday and other collective accommodation
Private Limited Company
Incorporated 7 February 2022
68320 - Management of real estate on a fee or contract basis
Private Limited Company
Incorporated 4 April 2013
32990 - Other manufacturing n.e.c.
Private Limited Company
Incorporated 14 October 2011
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 28 January 2009
70229 - Management consultancy activities other than financial management
Private Limited Company
Incorporated 5 May 1998
68100 - Buying and selling of own real estate
PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)
Incorporated 13 October 1992
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 025H includes SA1 1SD and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 9 |
| Shoplifting | 4 |
| Vehicle crime | 4 |
| Anti-social behaviour | 3 |
| Public order | 3 |
| Criminal damage and arson | 2 |
| Bicycle theft | 1 |
| Drugs | 1 |
| Other crime | 1 |
| Robbery | 1 |
Answers use the geographic scope stated with each dataset above.
SA1 1SD is in Wales.
The Census 2021 postcode-level dataset records 89 residents at SA1 1SD. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full SA1 1SD postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full SA1 1SD postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.