SA4 6SZ maps, stats, and open data
SA4 6SZ lies on Highfield in Gorseinon, Swansea. SA4 6SZ is located in the Llwchwr electoral ward, within the unitary authority of Swansea and the Welsh Parliamentary constituency of Gower. The Local Health Board is Swansea Bay University and the police force is South Wales. This postcode has been in use since January 1993.
SA4 6SZ maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SA4 6SZ geodata
| Easting | 258487 |
| Northing | 197746 |
| Latitude | 51.660629 |
| Longitude | -4.047356 |
Where is SA4 6SZ?
| Street | Highfield |
| Locality | Gorseinon |
| Town/City | Swansea |
| Country | Wales |
| Postcode District | SA4 |
SA4 6SZ Elevation
Elevation or altitude of SA4 6SZ as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 30m | 98ft |
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 | Llwchwr |
|---|---|
| Constituency | Gower |
House Prices
Sales of detached houses in SA4 6SZ
16, HIGHFIELD, GORSEINON, SWANSEA, SA4 6SZ 2018 31 AUG £179,950 |
27, HIGHFIELD, GORSEINON, SWANSEA, SA4 6SZ 2002 13 SEP £73,500 |
25, HIGHFIELD, GORSEINON, SWANSEA, SA4 6SZ 1999 17 DEC £58,000 |
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 SA4 6SZ
| Maes Dafydd (Highfield) | Gorseinon | 100m |
| Marlborough Road (Belgrave Road) | Gorseinon | 306m |
| Marlborough Road (Belgrave Road) | Gorseinon | 309m |
| College (Belgrave Road) | Gorseinon | 538m |
| College (Belgrave Road) | Gorseinon | 545m |
Nearest railway stations to SA4 6SZ
| Gowerton Station | 1.5km |
| Bynea Station | 3.8km |
| Llangennech Station | 4km |
Broadband
Broadband access in SA4 6SZ (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 | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SA4 6SZ (2019 data)
Download
| Median download speed | 78.3Mbps |
| Average download speed | 93.5Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 10.8Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SA4 6SZ (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% |
SA4 6SZ gas and electricity consumption
Estimated total energy consumption in SA4 6SZ by fuel type, 2015.
Gas
| Consumption (kWh) | 593,232 |
|---|---|
| Meter count | 53 |
| Mean (kWh/meter) | 11,193 |
| Median (kWh/meter) | 10,011 |
Electricity
| Consumption (kWh) | 152,164 |
|---|---|
| Meter count | 48 |
| Mean (kWh/meter) | 3,170 |
| Median (kWh/meter) | 3,144 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SA4 6SZ, for 2015.
- Meter count: The total number of meters in SA4 6SZ.
- 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
2% of Welsh postcodes are less deprived than SA4 6SZ:Food Standards Agency
Three nearest food hygiene ratings to SA4 6SZ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA4 6SZ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Highfield Est | 17:45 | 12:15 | 181m |
| Dyffryn Road / Belgrave Road | 17:45 | 12:30 | 445m |
| Kingsbridge P O | 17:45 | 12:30 | 582m |
SA4 6SZ ITL and SA4 6SZ 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 SA4 6SZ:
| 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 |
SA4 6SZ 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 SA4 6SZ:
| Code | Name | |
|---|---|---|
| OA | W00004214 | |
| LSOA | W01000785 | Swansea 007B |
| MSOA | W02000174 | Swansea 007 |
Nearest postcodes to SA4 6SZ
| SA4 6AW | Crud Yr Awel | 57m |
| SA4 6PX | Hillcrest | 107m |
| SA4 6JF | Maes Dafydd | 110m |
| SA4 6SX | Llys Y Brenin | 113m |
| SA4 6PF | Horizon Way | 139m |
| SA4 6SY | Heol Brynglas | 148m |
| SA4 6PQ | Horizon Way | 157m |
| SA4 6RA | Loughor Road | 198m |
| SA4 6AA | Maes De Braose | 220m |
| SA4 6RN | Maes Y Coed | 221m |
- 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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