LL57 4YB maps, stats, and open data
LL57 4YB is located in the Arllechwedd electoral ward, within the unitary authority of Gwynedd and the Welsh Parliamentary constituency of Arfon. The Local Health Board is Betsi Cadwaladr University and the police force is North Wales. This postcode has been in use since January 1980.
LL57 4YB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
LL57 4YB geodata
| Easting | 258512 |
| Northing | 366845 |
| Latitude | 53.179839 |
| Longitude | -4.118625 |
Where is LL57 4YB?
| Country | Wales |
| Postcode District | LL57 |
LL57 4YB Elevation
Elevation or altitude of LL57 4YB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 140m | 459ft |
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 | Arllechwedd |
|---|---|
| Constituency | Arfon |
Transport
Nearest bus stops to LL57 4YB
| Rhyd Y Groes (A4244) | Pentir | 753m |
| Rhyd Y Groes (A4244) | Pentir | 769m |
| Rhiwlas (Bro Rhiwen) | Waen-pentir | 1,131m |
| Rhiwlas (Bro Rhiwen) | Waen-pentir | 1,143m |
| Ysgol Rhiwlas (Lon Plas) | Waen-pentir | 1,157m |
Nearest railway stations to LL57 4YB
| Bangor (Gwynedd) Station | 4.9km |
Broadband
Broadband access in LL57 4YB (2020 data)
| Percentage of properties with Next Generation Access | 86.7% |
| Percentage of properties with Superfast Broadband | 6.7% |
| Percentage of properties with Ultrafast Broadband | 6.7% |
| Percentage of properties with Full Fibre Broadband | 6.7% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband limitations in LL57 4YB (2020 data)
| Percentage of properties unable to receive 2Mbps | 26.7% |
| Percentage of properties unable to receive 5Mbps | 40.0% |
| Percentage of properties unable to receive 10Mbps | 73.3% |
| Percentage of properties unable to receive 30Mbps | 93.3% |
LL57 4YB gas and electricity consumption
Estimated total energy consumption in LL57 4YB by fuel type, 2015.
Electricity
| Consumption (kWh) | 34,826 |
|---|---|
| Meter count | 12 |
| Mean (kWh/meter) | 2,902 |
| Median (kWh/meter) | 1,161 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in LL57 4YB, for 2015.
- Meter count: The total number of meters in LL57 4YB.
- 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
39.9% of Welsh postcodes are less deprived than LL57 4YB:Food Standards Agency
Three nearest food hygiene ratings to LL57 4YB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to LL57 4YB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Tregarth Post Office | 17:15 | 09:45 | 2,176m |
| Mynydd Llandegai Post Office | 10:45 | 09:15 | 2,283m |
| Erw Faen Tregarth | 10:30 | 09:30 | 2,367m |
LL57 4YB ITL and LL57 4YB 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 LL57 4YB:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL12 | Gwynedd |
| LAU 1 Code | Name |
| W06000002 | Gwynedd |
LL57 4YB 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 LL57 4YB:
| Code | Name | |
|---|---|---|
| OA | W00000522 | |
| LSOA | W01000103 | Gwynedd 005D |
| MSOA | W02000014 | Gwynedd 005 |
Nearest postcodes to LL57 4YB
| LL57 4YA | 500m | |
| LL57 4UU | 704m | |
| LL57 4HE | 846m | |
| LL57 4HD | Carreg Y Gath | 1003m |
| LL57 4EG | 1055m | |
| LL57 4RP | 1080m | |
| LL57 4UY | 1095m | |
| LL57 4EH | 1124m | |
| LL57 4GA | 1149m | |
| LL57 4EL | Bro Rhiwen | 1150m |
- 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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