SA31 3LZ maps, stats, and open data
SA31 3LZ lies on Llansteffan Road in Johnstown, Carmarthen. SA31 3LZ is located in the Carmarthen Town North and South electoral ward, within the unitary authority of Carmarthenshire and the Welsh Parliamentary constituency of Carmarthen West and South Pembrokeshire. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since January 1980.
SA31 3LZ geodata
| Easting | 240002 |
| Northing | 219515 |
| Latitude | 51.851234 |
| Longitude | -4.324410 |
Where is SA31 3LZ?
| Street | Llansteffan Road |
| Locality | Johnstown |
| Town/City | Carmarthen |
| Country | Wales |
| Postcode District | SA31 |
SA31 3LZ Elevation
Elevation or altitude of SA31 3LZ 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 | Carmarthen Town North And South |
|---|---|
| Constituency | Carmarthen West And South Pembrokeshire |
House Prices
Sales of detached houses in SA31 3LZ
ARROWLANDS, LLANSTEFFAN ROAD, JOHNSTOWN, CARMARTHEN, SA31 3LZ 2014 22 MAY £158,000 |
WENTWORTH, LLANSTEFFAN ROAD, JOHNSTOWN, CARMARTHEN, SA31 3LZ 2005 27 MAY £195,000 |
BRONANT, LLANSTEFFAN ROAD, JOHNSTOWN, CARMARTHEN, SA31 3LZ 1998 8 JUL £54,000 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to SA31 3LZ
| Pondside (Llansteffan Road) | Johnstown | 136m |
| Llansteffan Road | Johnstown | 152m |
| Llansteffan Road | Johnstown | 219m |
| Post Office (Heol Salem) | Johnstown | 233m |
| San Tamara (Glan Tawelan) | Johnstown | 254m |
Nearest railway stations to SA31 3LZ
| Carmarthen Station | 1.3km |
Broadband
Broadband access in SA31 3LZ (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 | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in SA31 3LZ (2019 data)
Download
| Median download speed | 40.0Mbps |
| Average download speed | 46.2Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 10.0Mbps |
| Average upload speed | 10.1Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SA31 3LZ (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% |
SA31 3LZ gas and electricity consumption
Estimated total energy consumption in SA31 3LZ by fuel type, 2015.
Gas
| Consumption (kWh) | 191,336 |
|---|---|
| Meter count | 12 |
| Mean (kWh/meter) | 15,945 |
| Median (kWh/meter) | 13,179 |
Electricity
| Consumption (kWh) | 32,944 |
|---|---|
| Meter count | 10 |
| Mean (kWh/meter) | 3,294 |
| Median (kWh/meter) | 3,499 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SA31 3LZ, for 2015.
- Meter count: The total number of meters in SA31 3LZ.
- 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
23.4% of Welsh postcodes are less deprived than SA31 3LZ:Food Standards Agency
Three nearest food hygiene ratings to SA31 3LZ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA31 3LZ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Johnstown Post Office | 17:15 | 11:30 | 252m |
| Tesco | 17:45 | 11:45 | 562m |
| Parcmaen St | 17:45 | 11:30 | 919m |
SA31 3LZ ITL and SA31 3LZ 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 SA31 3LZ:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL14 | South West Wales |
| LAU 1 Code | Name |
| W06000010 | Carmarthenshire |
SA31 3LZ 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 SA31 3LZ:
| Code | Name | |
|---|---|---|
| OA | W00003442 | |
| LSOA | W01000642 | Carmarthenshire 008B |
| MSOA | W02000149 | Carmarthenshire 008 |
Nearest postcodes to SA31 3LZ
| SA31 3NG | Llansteffan Road | 118m |
| SA31 3HU | Pondside | 174m |
| SA31 3LY | Llansteffan Road | 217m |
| SA31 3HJ | Heol Salem | 234m |
| SA31 3HT | Heol Salem | 255m |
| SA31 3HL | Old St Clears Road | 259m |
| SA31 3LX | Maes Y Dderwen | 259m |
| SA31 3HH | Old St Clears Road | 272m |
| SA31 3NA | Royal Oak Terrace | 284m |
| SA31 3HS | Heol Salem | 327m |
- Contains OS data © Crown copyright and database right (2025)
- Contains Royal Mail data © Royal Mail copyright and Database right (2025)
- Contains National Statistics data © Crown copyright and database right (2025)
- Data produced by Land Registry © Crown copyright (2025)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2025)
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