LL18 5UG Denbighshire
Live postcode, introduced January 1980. Ward: Bodelwyddan.
Streets
- St Asaph Road, Sir Ddinbych - Denbighshire: 15 addresses
- Unnamed street near St Asaph Road, The Roe: 5 addresses
- Unnamed street near St Asaph Road, The Roe: 3 addresses
- Unnamed street near St Asaph Road, Rhuddlan: 2 addresses
- Unnamed street near St Asaph Road, The Roe: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
- The Roe, St Asaph / Llanelwy: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
- Unnamed street near St Asaph Road, The Roe: 1 address
Council tax
What each band costs in Denbighshire in 2026-27: Band D £2,339 a year on average, including the police and community council charges.
| A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|
| £1,559 | £1,819 | £2,079 | £2,339 | £2,859 | £3,379 | £3,898 | £4,678 | £5,458 |
Homes by band in the neighbourhood around this postcode: most are in band B (23% of about 960 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: none.
- Article 4 directions, tree preservation orders and green belt: Wales has no national record of these; the council's planning department holds them.
Flood risk
Rivers, the sea or surface water: of the 33 address points in this postcode, 6 at high risk, 11 at medium risk and 12 at low risk. Each counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: 4 at high risk, 12 at medium risk and 13 at low risk. Surface water and small watercourses alone: 3 at high risk, 1 at medium risk and 5 at low risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. The map allows for flood defences. Address points are every property record (UPRN) in the postcode, each counted if it is in an area or within 5 m of one (the maps stop at building walls); a few are not homes, such as garages, business units or caravan pitches. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: the postcode centre is in flood zone 3. Zone 3 is a 1% (1 in 100) or greater annual chance of flooding from rivers, or 0.5% from the sea, ignoring defences. Welsh zones include an allowance for climate change.
Height above sea level
The postcode's 33 addresses are between 5 m and 8 m above sea level (7 m on average).
Broadband
Superfast 0%, ultrafast 0%, gigabit 0% of premises; 86% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Rhyl 612,000 journeys in 2024–25 | 5.3 km (3.3 miles) |
| Prestatyn 369,000 journeys in 2024–25 | 7.7 km (4.8 miles) | |
| Abergele and Pensarn 105,000 journeys in 2024–25 | 8.7 km (5.4 miles) | |
| Bus stops | 1 stop within 400 m (0.2 miles), 1 within 800 m (0.5 miles); nearest Glyn Derw Farm Pengwern | 60 m |
| Bus or coach station | Rhyl Bus Station Stand A | 5.4 km (3.3 miles) |
| EV charging points | 1 within 1.6 km (1 mile); nearest Osprey Charging Station | 1.4 km (0.9 miles) |
| Airport with scheduled flights | Liverpool John Lennon Airport LPL | 41.1 km (26 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Pen Y Bont Surgery | 1.9 km (1.2 miles) |
| Pharmacies | Rowlands Pharmacy | 1.9 km (1.2 miles) |
| NHS dentists | Ty Nerys (Ga) | 2.6 km (1.6 miles) |
| Hospital | Ysbyty Glan Clwyd | 2.6 km (1.6 miles) |
| Police station | St Asaph police station | 2.2 km (1.4 miles) |
| Cash machines | Natwest | 2.1 km (1.3 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | Unnamed 4.3 ha | 1.4 km (0.9 miles) |
| Play area | Unnamed 500 m² | 1.4 km (0.9 miles) |
| Playing field | Rhyl Rugby Club 3.8 ha | 1.8 km (1.1 miles) |
| Allotments | Unnamed 500 m² | 1.9 km (1.2 miles) |
Landmarks
The nearest historic landmark is Part of Site of Norman Borough, a scheduled monument, 1.3 km (0.8 miles) north. 4 listed buildings are within 1 km (0.6 miles).
| Name | What it is | From the postcode's centre |
|---|---|---|
| Part of Site of Norman Borough | Scheduled monument | 1.3 km (0.8 miles) north |
| Rhuddlan Town Banks | Scheduled monument | 1.4 km (0.9 miles) north |
| Twthill (Further and Additional Areas) | Scheduled monument | 1.5 km (0.9 miles) north |
| Bodrhyddan | Registered park or garden, Grade II* | 2.9 km (1.8 miles) north-east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Criccin Wood | Wood | 1.3 km (0.8 miles) north-east |
| Castle Wood | Wood | 1.5 km (1 mile) north |
| Prince's Gorse | Wood | 1.7 km (1.1 miles) south-west |
| Ffynnon Gwenffrwd | Lake or reservoir | 2.9 km (1.8 miles) south-west |
| Pen-ucha-roe Dingle | Valley | 4.1 km (2.6 miles) south |
| Cefn Meiriadog | Hill | 4.4 km (2.7 miles) south-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 3.3 | 40 | 10 |
| Fine particles (PM2.5) | 4.8 | 20 | 5 |
| Particles (PM10) | 8.1 | 40 | 15 |
All three are within both the UK limits and the WHO guidelines.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 75 dB or more | 4 | 0 |
| 70 to 74 | 8 | 0 |
| 65 to 69 | 5 | 0 |
| 60 to 64 | 4 | 0 |
| 55 to 59 | 2 | 0 |
| Under 55 | 10 | 33 |
23 of the postcode's 33 addresses are modelled at 55 dB or more from road traffic, above the WHO guidelines.
Climate, daylight and earthquakes
Monthly temperatures and rainfall, sunrise and sunset through the year, and earthquakes recorded nearby since 1970 are much the same across the area, so they are worked out once for Denbighshire: see them on the Denbighshire page.
People and work
Who lives here
| Around this postcode | Wales | |
|---|---|---|
| Median age | 50 | 43 |
| Children under 15 | 9% | 17% |
| Aged 65 and over | 26% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 64% | 66% |
| Owned outright | 43% | 38% |
| Shared ownership | 0% | under 1% |
| Social rented | 0% | 17% |
| Private rented | 36% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 56% | 54% |
| Unemployment (of those working or looking for work) | 1% | 6% |
| Retired (of adults) | 22% | 25% |
| Long-term sick or disabled (of adults) | 5% | 6% |
| Work mainly from home (of those in work) | 24% | 26% |
| Travel to work by car or van | 65% | 61% |
| By train, Underground, metro or tram | 1% | under 1% |
| By any public transport, including bus | 3% | 3% |
| On foot or by bicycle | 6% | 8% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 48% | 60% |
| Work 30 km (19 miles) or more away | 23% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 34% | 32% |
| No qualifications | 21% | 20% |
| Apprenticeship as highest qualification | 4% | 6% |
| Main language English or Welsh (aged 3 and over) | 99% | 97% |
| Cannot speak English well or at all | 1% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 7 of 10 on the Welsh Index of Multiple Deprivation 2025, where 1 is the most deprived tenth of Wales's 1,917 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on St Asaph Road.