LL18 6DA lies on Carreg Heilin Lane in Dyserth, Rhyl. LL18 6DA is located in the Dyserth 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 | 305711 |
| Northing | 379424 |
| Latitude | 53.303341 |
| Longitude | -3.416381 |
| Street | Carreg Heilin Lane |
| Locality | Dyserth |
| Town/City | Rhyl |
| Country | Wales |
| Postcode District | LL18 |
Elevation or altitude of LL18 6DA as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 50m | 164ft |
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 | Dyserth |
|---|---|
| Constituency | Vale Of Clwyd |
2025 3 JAN £398,250 |
2023 2 MAR £227,500 |
2018 5 DEC £271,000 |
2018 24 SEP £400,000 |
2018 31 AUG £250,000 |
2017 5 OCT £275,000 |
ROSE MARIE, CARREG HEILIN LANE, DYSERTH, RHYL, LL18 6DA 2016 10 JUN £255,000 |
2010 15 SEP £162,500 |
2006 13 APR £302,000 |
2000 25 JAN £79,950 |
| Carreg Heilin (Waterfall Road) | Dyserth | 124m |
| Parc Gwelfor | Meliden | 156m |
| Red Lion Hotel (Waterfall Road) | Dyserth | 165m |
| Glan Ffyddion (Waterfall Road) | Dyserth | 170m |
| Celyn (Waterfall Road) | Diserth | 268m |
| Prestatyn Station | 3.7km |
| Rhyl Station | 5.1km |
| 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
| Median download speed | 79.9Mbps |
| Average download speed | 69.1Mbps |
| Maximum download speed | 80.00Mbps |
| Median upload speed | 20.0Mbps |
| Average upload speed | 16.9Mbps |
| Maximum upload speed | 20.00Mbps |
| 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% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Dyserth Post Office | 17:20 | 11:00 | 376m |
| Cwm Road | 17:15 | 09:00 | 485m |
| Trelawnyn Road | 16:45 | 09:30 | 772m |
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 6DA:
| 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 6DA:
| Code | Name | |
|---|---|---|
| OA | W00001067 | |
| LSOA | W01000201 | Denbighshire 008B |
| MSOA | W02000049 | Denbighshire 008 |
| LL18 6LW | Rhodfa Heilyn | 114m |
| LL18 6ET | Waterfall Road | 191m |
| LL18 6LN | Parc Gwelfor | 221m |
| LL18 6HB | Maes Esgob | 223m |
| LL18 6LS | Rhodfa Conwy | 237m |
| LL18 6EG | Glan Ffyddion | 244m |
| LL18 6AE | Bryn Y Felin | 250m |
| LL18 6DB | Waterfall Road | 257m |
| LL18 6HE | Brynhyfryd | 261m |
| LL18 6AF | Bryn Terrace | 274m |