LL57 4AD Gwynedd
Live postcode, introduced January 1993. Ward: Arllechwedd.
Streets
- Unnamed street near A5, Tal-y-bont: 1 address
- Unnamed street near Tal Gae, Tal-y-bont: 1 address
Council tax
What each band costs in Gwynedd in 2026-27: Band D £2,469 a year on average, including the police and community council charges.
| A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|
| £1,646 | £1,920 | £2,194 | £2,469 | £3,017 | £3,566 | £4,115 | £4,938 | £5,760 |
Homes by band in the neighbourhood around this postcode: most are in band D (38% of about 690 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: 1.
- Article 4 directions, tree preservation orders and green belt: Wales has no national record of these; the council's planning department holds them.
Listed buildings
Flood risk
None of the 2 address points in this postcode is in an area at high, medium or low risk of flooding from rivers, the sea or surface water on Natural Resources Wales's map. Outside those areas the chance is under 0.1% (1 in 1,000) a year.
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: no postcode centre is in flood zone 2 or 3. Welsh zones include an allowance for climate change.
Height above sea level
The postcode's addresses are about 52 m above sea level.
Broadband
Superfast 0%, ultrafast 0%, gigabit 0% of premises; 100% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Bangor (Gwynedd) 720,000 journeys in 2024–25 | 3.7 km (2.3 miles) |
| Llanfairpwll 39,000 journeys in 2024–25 | 8 km (5 miles) | |
| Llanfairfechan 38,000 journeys in 2024–25 | 9.6 km (6 miles) | |
| Bus stops | None within 800 m (0.5 miles) | |
| Bus or coach station | Bangor Bus Station Stand A | 3.6 km (2.3 miles) |
| EV charging points | MFG Charging Station | 3.9 km (2.4 miles) |
| Airport with scheduled flights | Liverpool John Lennon Airport LPL | 84.2 km (52 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Canolfan Feddygol Yr Hen | 2.9 km (1.8 miles) |
| Pharmacies | Boots | 2.9 km (1.8 miles) |
| NHS dentists | Bethesda Dental Clinic | 2.9 km (1.8 miles) |
| Hospital | Ysbyty Gwynedd | 4.5 km (2.8 miles) |
| Police station | Bangor Police Station | 3.7 km (2.3 miles) |
| Cash machines | Cashpoint® 268 High Street Lloyds Bank | 3.5 km (2.2 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | Unnamed 530 m² | 1.4 km (0.9 miles) |
| Play area | Unnamed 1,650 m² | 1.1 km (0.7 miles) |
| Playing field | Unnamed 5.3 ha | 860 m (0.5 miles) |
| Allotments | Moelyci Allotments 2.0 ha | 1.7 km (1.1 miles) |
Landmarks
The nearest historic landmark is Lon-Isaf Gate, a listed building (Grade II*), 170 m north-west. 30 listed buildings are within 1 km (0.6 miles), 1 of them Grade I and 1 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Lon-Isaf Gate | Listed building, Grade II* | 170 m north-west |
| Penrhyn Slate Quarry Railroad | Scheduled monument | 400 m (0.2 miles) north |
| Cochwillan | Listed building, Grade I | 430 m (0.3 miles) north-east |
| Parc Gelli Hut Group and Ancient Fields | Scheduled monument | 890 m (0.6 miles) south |
| The Slate Landscape of Northwest Wales - Penrhyn Slate Quarry and Bethesda, and the Ogwen Valley to Port Penrhyn | World Heritage Site | 1 km (0.6 miles) south-east |
| Carnedd Howel Round Cairn | Scheduled monument | 1 km (0.6 miles) west |
| Penrhyn Castle | Registered park or garden, Grade II* | 2.7 km (1.7 miles) north |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Coed Cochwillan | Wood | 220 m east |
| Llyn Cororion | Lake or reservoir | 710 m (0.4 miles) south-west |
| Wet Covert | Wood | 1 km (0.6 miles) west |
| Tan-y-Garth | Hill | 2.8 km (1.7 miles) south-west |
| Abercegin | Wetland | 3.6 km (2.2 miles) north |
| Twll Pant Hiriol | Hollow | 3.9 km (2.4 miles) east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 2.4 | 40 | 10 |
| Fine particles (PM2.5) | 4.5 | 20 | 5 |
| Particles (PM10) | 7.5 | 40 | 15 |
All three are within both the UK limits and the WHO guidelines.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| Under 55 | 2 | 2 |
None of the postcode's 2 addresses is modelled at 55 dB or more from road traffic or railways.
People and work
Who lives here
| Around this postcode | Wales | |
|---|---|---|
| Median age | 46 | 43 |
| Children under 15 | 15% | 17% |
| Aged 65 and over | 24% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 56% | 66% |
| Owned outright | 33% | 38% |
| Shared ownership | 0% | under 1% |
| Social rented | 8% | 17% |
| Private rented | 36% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 47% | 54% |
| Unemployment (of those working or looking for work) | 7% | 6% |
| Retired (of adults) | 26% | 25% |
| Long-term sick or disabled (of adults) | 4% | 6% |
| Work mainly from home (of those in work) | 31% | 26% |
| Travel to work by car or van | 56% | 61% |
| By train, Underground, metro or tram | under 1% | under 1% |
| By any public transport, including bus | 2% | 3% |
| On foot or by bicycle | 9% | 8% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 57% | 60% |
| Work 30 km (19 miles) or more away | 12% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 45% | 32% |
| No qualifications | 14% | 20% |
| Apprenticeship as highest qualification | 9% | 6% |
| Main language English or Welsh (aged 3 and over) | 90% | 97% |
| Cannot speak English well or at all | 3% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 6 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 Unnamed street near A5.