LL18 4NB maps, stats, and open data
LL18 4NB lies on Trellewelyn Road in Rhyl. LL18 4NB 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.
LL18 4NB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
LL18 4NB geodata
| Easting | 302394 |
| Northing | 380823 |
| Latitude | 53.315328 |
| Longitude | -3.466571 |
Where is LL18 4NB?
| Street | Trellewelyn Road |
| Town/City | Rhyl |
| Country | Wales |
| Postcode District | LL18 |
LL18 4NB Elevation
Elevation or altitude of LL18 4NB 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.
Politics
| Ward | Rhyl Trellewelyn |
|---|---|
| Constituency | Vale Of Clwyd |
House Prices
Sales of detached houses in LL18 4NB
78, TRELLEWELYN ROAD, RHYL, LL18 4NB 1999 31 MAR £37,000 |
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 LL18 4NB
| Foel View Road (Trellewelyn Road) | Mill Bank Road | 75m |
| Trellewelyn Road | Mill Bank Road | 95m |
| Trellewelyn Road | Rhyl | 103m |
| Hen-afon Road (Trellewelyn Road) | Mill Bank Road | 176m |
| Hen-afon Road (Trellewelyn Road) | Rhyl | 179m |
Nearest railway stations to LL18 4NB
| Rhyl Station | 1.5km |
| Prestatyn Station | 4.6km |
Broadband
Broadband access in LL18 4NB (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 LL18 4NB (2019 data)
Download
| Median download speed | 59.7Mbps |
| Average download speed | 46.6Mbps |
| Maximum download speed | 79.98Mbps |
Upload
| Median upload speed | 19.5Mbps |
| Average upload speed | 12.2Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in LL18 4NB (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% |
LL18 4NB gas and electricity consumption
Estimated total energy consumption in LL18 4NB by fuel type, 2015.
Gas
| Consumption (kWh) | 215,324 |
|---|---|
| Meter count | 18 |
| Mean (kWh/meter) | 11,962 |
| Median (kWh/meter) | 10,982 |
Electricity
| Consumption (kWh) | 67,705 |
|---|---|
| Meter count | 16 |
| Mean (kWh/meter) | 4,232 |
| Median (kWh/meter) | 3,261 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in LL18 4NB, for 2015.
- Meter count: The total number of meters in LL18 4NB.
- 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
90.5% of Welsh postcodes are less deprived than LL18 4NB:Food Standards Agency
Three nearest food hygiene ratings to LL18 4NB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to LL18 4NB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Marine Drive | 16:45 | 10:30 | 1,789m |
| St Margarets Drive | 17:15 | 11:00 | 2,314m |
| Abbey Street | 17:20 | 11:00 | 3,260m |
LL18 4NB ITL and LL18 4NB 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 4NB:
| 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 4NB 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 4NB:
| Code | Name | |
|---|---|---|
| OA | W00001261 | |
| LSOA | W01000234 | Denbighshire 017G |
| MSOA | W02000419 | Denbighshire 017 |
Nearest postcodes to LL18 4NB
| LL18 4LT | Trellewelyn Road | 41m |
| LL18 4HS | Thornley Avenue | 48m |
| LL18 4HR | Thornley Avenue | 87m |
| LL18 4NF | Trellewelyn Close | 92m |
| LL18 4NG | Foel View Road | 110m |
| LL18 4NN | Henafon Road | 116m |
| LL18 4EY | Trellewelyn Road | 117m |
| LL18 4LU | Trellewelyn Road | 125m |
| LL18 4ND | Trellewelyn Road | 142m |
| LL18 4NL | Henafon Road | 143m |
- 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)
GetTheData.com is owned and operated by GetTheData Publishing Limited.
Company Number: 11075184 · Registered in England and Wales.
Registered Office: 3rd Floor, 86-90 Paul Street, London, England, EC2A 4NE
By accessing our site you agree to us using cookies, and sharing information about your use of our site, in accordance with our privacy policy.