SA18 1JJ maps, stats, and open data
SA18 1JJ lies on Greenfield Road in Twyn, Ammanford. SA18 1JJ is located in the Garnant electoral ward, within the unitary authority of Carmarthenshire and the Welsh Parliamentary constituency of Carmarthen East and Dinefwr. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since January 1980.
SA18 1JJ maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
SA18 1JJ geodata
| Easting | 268963 |
| Northing | 213527 |
| Latitude | 51.804982 |
| Longitude | -3.901936 |
Where is SA18 1JJ?
| Street | Greenfield Road |
| Locality | Twyn |
| Town/City | Ammanford |
| Country | Wales |
| Postcode District | SA18 |
SA18 1JJ Elevation
Elevation or altitude of SA18 1JJ as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 110m | 361ft |
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 | Garnant |
|---|---|
| Constituency | Carmarthen East And Dinefwr |
House Prices
Sales of detached houses in SA18 1JJ
LLYS Y FRAN, 24, GREENFIELD ROAD, TWYN, AMMANFORD, SA18 1JJ 2026 13 MAR £340,000 |
4, GREENFIELD ROAD, TWYN, AMMANFORD, SA18 1JJ 2025 27 FEB £91,250 |
2023 29 SEP £185,000 |
2018 28 JUN £108,000 |
2003 10 JAN £72,000 |
2000 16 AUG £63,000 |
TWYN Y BOLI, GREENFIELD ROAD, TWYN, AMMANFORD, SA18 1JJ 1996 31 MAY £78,950 |
1995 30 JUN £45,000 |
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 SA18 1JJ
| Twyn Po (Vicarage Road) | Garnant | 101m |
| Twyn Square (Heol Maesuchel) | Tir Syr Walter | 111m |
| Maesybedol (Hendre Road) | Garnant | 184m |
| Ysgol Y Bedol (Grounds) | Garnant | 200m |
| Ysgol-yr-bedol (Folland Road) | Cwmamman | 275m |
Broadband
Broadband access in SA18 1JJ (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 SA18 1JJ (2019 data)
Download
| Median download speed | 16.7Mbps |
| Average download speed | 26.5Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 2.8Mbps |
| Average upload speed | 5.8Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in SA18 1JJ (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% |
SA18 1JJ gas and electricity consumption
Estimated total energy consumption in SA18 1JJ by fuel type, 2015.
Gas
| Consumption (kWh) | 333,218 |
|---|---|
| Meter count | 18 |
| Mean (kWh/meter) | 18,512 |
| Median (kWh/meter) | 16,523 |
Electricity
| Consumption (kWh) | 53,193 |
|---|---|
| Meter count | 19 |
| Mean (kWh/meter) | 2,800 |
| Median (kWh/meter) | 2,706 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in SA18 1JJ, for 2015.
- Meter count: The total number of meters in SA18 1JJ.
- 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
67.5% of Welsh postcodes are less deprived than SA18 1JJ:Food Standards Agency
Three nearest food hygiene ratings to SA18 1JJ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to SA18 1JJ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Twyn P O | 15:30 | 11:00 | 103m |
| Maes Y Hendre | 15:30 | 11:15 | 370m |
| Garnant P O | 17:15 | 11:45 | 463m |
SA18 1JJ ITL and SA18 1JJ 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 SA18 1JJ:
| 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 |
SA18 1JJ 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 SA18 1JJ:
| Code | Name | |
|---|---|---|
| OA | W00003526 | |
| LSOA | W01000656 | Carmarthenshire 010A |
| MSOA | W02000151 | Carmarthenshire 010 |
Nearest postcodes to SA18 1JJ
| SA18 1JQ | Vicarage Road | 84m |
| SA18 1JH | Oakfield Road | 165m |
| SA18 1JL | Highfield Road | 199m |
| SA18 2BL | Hendre Road | 242m |
| SA18 1JN | Lon Y Derwydd | 244m |
| SA18 2BD | Church Row | 270m |
| SA18 2ER | Maes Y Bedol | 281m |
| SA18 1JG | Upper Station Road | 294m |
| SA18 1NE | Jolly Road | 314m |
| SA18 2EP | Maes Y Bedol | 331m |
- 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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