SA1 4JS maps, stats, and open data
SA1 4JS lies on Catherine Street in Swansea. SA1 4JS is located in the Uplands 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 January 1980.
SA1 4JS maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SA1 4JS geodata
| Easting | 264517 |
| Northing | 192768 |
| Latitude | 51.617389 |
| Longitude | -3.958322 |
Where is SA1 4JS?
| Street | Catherine Street |
| Town/City | Swansea |
| Country | Wales |
| Postcode District | SA1 |
SA1 4JS Elevation
Elevation or altitude of SA1 4JS as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 10m | 33ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
Politics
| Ward | Uplands |
|---|---|
| Constituency | Swansea West |
House Prices
Sales of detached houses in SA1 4JS
28A, CATHERINE STREET, SWANSEA, SA1 4JS 2025 12 JUN £135,000 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to SA1 4JS
| St Helens Road (St Helen`s Road) | Guildhall | 162m |
| Beach Street (Oxford Street) | Swansea | 228m |
| St James Church (Walter Road) | Uplands | 238m |
| Belgrave Court (Walter Road) | Uplands | 265m |
| St Helens Crescent | Guildhall | 267m |
Nearest railway stations to SA1 4JS
| Swansea Station | 1.4km |
Broadband
Broadband access in SA1 4JS (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 | 97.2% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SA1 4JS (2019 data)
Download
| Median download speed | 80.0Mbps |
| Average download speed | 82.5Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 19.2Mbps |
| Average upload speed | 13.1Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SA1 4JS (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% |
SA1 4JS gas and electricity consumption
Estimated total energy consumption in SA1 4JS by fuel type, 2015.
Gas
| Consumption (kWh) | 330,079 |
|---|---|
| Meter count | 34 |
| Mean (kWh/meter) | 9,708 |
| Median (kWh/meter) | 8,124 |
Electricity
| Consumption (kWh) | 85,113 |
|---|---|
| Meter count | 33 |
| Mean (kWh/meter) | 2,579 |
| Median (kWh/meter) | 2,263 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SA1 4JS, for 2015.
- Meter count: The total number of meters in SA1 4JS.
- Mean: The mean average consumption per meter, in kWh.
- Median: The median average consumption per meter, in kWh.
Source: Postcode level electricity estimates: 2015 (experimental)
Licence: Open Government Licence
Deprivation
60.2% of Welsh postcodes are less deprived than SA1 4JS:Food Standards Agency
Three nearest food hygiene ratings to SA1 4JS (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA1 4JS
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| St Helens Road | 17:45 | 11:15 | 186m |
| St Helens Cres | 18:00 | 11:30 | 259m |
| Walter Road P O | 18:30 | 12:00 | 415m |
SA1 4JS ITL and SA1 4JS 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 4JS:
| 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 4JS 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 4JS:
| Code | Name | |
|---|---|---|
| OA | W00004648 | |
| LSOA | W01000871 | Swansea 026B |
| MSOA | W02000193 | Swansea 026 |
Nearest postcodes to SA1 4JS
| SA1 4JT | Catherine Street | 22m |
| SA1 4JL | Phillips Parade | 66m |
| SA1 4JW | Westbury Street | 87m |
| SA1 4JN | Westbury Street | 96m |
| SA1 4JQ | Brynymor Road | 108m |
| SA1 4JH | Brynymor Road | 120m |
| SA1 4JP | Brunswick Street | 133m |
| SA1 4JE | Brynymor Road | 136m |
| SA1 4JJ | Brynymor Road | 142m |
| SA1 4PT | Walter Road | 155m |
- 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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