LL18 4EF lies on Porth Y Llys in Rhyl. LL18 4EF is located in the Rhyl Trellewelyn electoral ward, within the unitary authority of Denbighshire and the Welsh Parliamentary constituency of Vale of Clwyd. The Local Health Board is Betsi Cadwaladr University and the police force is North Wales. This postcode has been in use since January 1980.


| Easting | 302903 |
| Northing | 381085 |
| Latitude | 53.317759 |
| Longitude | -3.459013 |
| Street | Porth Y Llys |
| Town/City | Rhyl |
| Country | Wales |
| Postcode District | LL18 |
Elevation or altitude of LL18 4EF 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.
| Ward | Rhyl Trellewelyn |
|---|---|
| Constituency | Vale Of Clwyd |
4, PORTH Y LLYS, RHYL, LL18 4EF 2020 2 NOV £145,000 |
6, PORTH Y LLYS, RHYL, LL18 4EF 2009 30 APR £112,000 |
| Lon Ystrad (Ffordd Dyserth) | Bryhedydd Bay | 136m |
| Lon Ystrad (Ffordd Dyserth) | Bryhedydd Bay | 148m |
| Ffordd Elan (Ffordd Dyserth) | Bryhedydd Bay | 212m |
| Rhodfa Maen Gwyn (Pen-y-maes Avenue) | Rhyl | 228m |
| Rhodfa Maen Gwyn (Pen-y-maes Avenue) | Rhyl | 242m |
| Rhyl Station | 2km |
| Prestatyn Station | 4km |
| 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
| 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% |
Estimated total energy consumption in LL18 4EF by fuel type, 2015.
| Consumption (kWh) | 80,764 |
|---|---|
| Meter count | 7 |
| Mean (kWh/meter) | 11,538 |
| Median (kWh/meter) | 12,377 |


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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Marine Drive | 16:45 | 10:30 | 2,087m |
| St Margarets Drive | 17:15 | 11:00 | 2,633m |
| Abbey Street | 17:20 | 11:00 | 3,253m |
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 LL18 4EF:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL13 | Conwy and Denbighshire |
| LAU 1 Code | Name |
| W06000004 | Denbighshire |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for LL18 4EF:
| Code | Name | |
|---|---|---|
| OA | W00001254 | |
| LSOA | W01000234 | Denbighshire 017G |
| MSOA | W02000419 | Denbighshire 017 |
| LL18 4EG | Bryn Llys | 26m |
| LL18 4EH | Pen Y Llys | 79m |
| LL18 4EE | Heol Y Llys | 84m |
| LL18 4FG | Clos Bodrhyddan | 105m |
| LL18 4JB | Clos Teg Fan | 148m |
| LL18 4JD | Rhodfa Maen Gwyn | 153m |
| LL18 4DU | Dyserth Road | 155m |
| LL18 4XB | Rhodfa Plas Coed | 175m |
| LL18 4DT | Dyserth Road | 180m |
| LL18 4JF | Rhodfa Maes Hir | 184m |