LL18 5SN maps, stats, and open data
LL18 5SN lies on Rhuallt Road in Cwm Dyserth, Rhyl. LL18 5SN is located in the Tremeirchion 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.
LL18 5SN maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
LL18 5SN geodata
| Easting | 306573 |
| Northing | 376768 |
| Latitude | 53.279627 |
| Longitude | -3.402668 |
Where is LL18 5SN?
| Street | Rhuallt Road |
| Locality | Cwm Dyserth |
| Town/City | Rhyl |
| Country | Wales |
| Postcode District | LL18 |
LL18 5SN Elevation
Elevation or altitude of LL18 5SN as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 130m | 427ft |
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 | Tremeirchion |
|---|---|
| Constituency | Vale Of Clwyd |
Transport
Nearest bus stops to LL18 5SN
| Blue Lion (Main Road) | Cwm | 644m |
| Council Houses (Cwm Road) | Cwm | 671m |
| Blue Lion (Main Road) | Cwm | 675m |
| Dyserth - Waen Crossroads (Unclassified Road) | Cwm | 1,256m |
| Ty Isaf (B5429) | Cwm | 1,391m |
Broadband
Broadband access in LL18 5SN (2020 data)
| Percentage of properties with Next Generation Access | 90.0% |
| Percentage of properties with Superfast Broadband | 90.0% |
| Percentage of properties with Ultrafast Broadband | 90.0% |
| Percentage of properties with Full Fibre Broadband | 90.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in LL18 5SN (2019 data)
Download
| Median download speed | 9.2Mbps |
| Average download speed | 7.9Mbps |
| Maximum download speed | 10.36Mbps |
Upload
| Median upload speed | 1.1Mbps |
| Average upload speed | 1.1Mbps |
| Maximum upload speed | 1.17Mbps |
Broadband limitations in LL18 5SN (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 | 10.0% |
| Percentage of properties unable to receive 30Mbps | 10.0% |
LL18 5SN gas and electricity consumption
Estimated total energy consumption in LL18 5SN by fuel type, 2015.
Electricity
| Consumption (kWh) | 49,132 |
|---|---|
| Meter count | 7 |
| Mean (kWh/meter) | 7,019 |
| Median (kWh/meter) | 4,846 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in LL18 5SN, for 2015.
- Meter count: The total number of meters in LL18 5SN.
- 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
32.4% of Welsh postcodes are less deprived than LL18 5SN:Food Standards Agency
Three nearest food hygiene ratings to LL18 5SN (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to LL18 5SN
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Cwm Road | 17:15 | 09:00 | 2,335m |
| British School | 16:00 | 08:00 | 2,345m |
| Dyserth Post Office | 17:20 | 11:00 | 2,423m |
LL18 5SN ITL and LL18 5SN 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 LL18 5SN:
| 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 |
LL18 5SN 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 LL18 5SN:
| Code | Name | |
|---|---|---|
| OA | W00001332 | |
| LSOA | W01000248 | Denbighshire 008D |
| MSOA | W02000049 | Denbighshire 008 |
Nearest postcodes to LL18 5SN
| LL18 5SH | Tan Y Fforest | 605m |
| LL18 5SL | Bod Hamer | 660m |
| LL18 5SF | 679m | |
| LL18 5SG | 702m | |
| LL18 5SD | Cwm Road | 970m |
| LL17 0AL | 1202m | |
| LL18 6HU | Marian | 1471m |
| LL17 0TP | 1519m | |
| LL18 6HR | Cwm Road | 1587m |
| LL18 5RT | Waen Road | 1620m |
- 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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