LL57 4BG postcode in Gwynedd, Wales

LL57 4BG is a postcode in Gwynedd, in the Arllechwedd ward. It is in the Bangor Aberconwy parliamentary constituency and the North Wales police force area, and has been in use since January 1980.

Gigabit broadband 65% of homes and businesses at LL57 4BG can get it Across Gwynedd: 71% Typical price £210,000 Homes sold in LL57 4, last 12 months. ▲ 9.1% on the year before Council tax around here Band D the most common band in the neighbourhood, 38% of homes Nearest station Bangor (Gwynedd) 2.7 km in a straight line

Where LL57 4BG is, and what is near it

Map of LL57 4BG and what is near it Map of LL57 4BG: its centre point, with the 227 other postcodes in the LL57 4 sector, 2 railway stations (2 beyond the edge, shown by arrows), 3 GP practices (3 beyond the edge, shown by arrows) and 1 bus stop. North is up; the scale bar is 500 m. LL57 4AA: also in LL57 4LL57 4AB: also in LL57 4LL57 4AD: also in LL57 4LL57 4AE: also in LL57 4LL57 4AG: also in LL57 4LL57 4FR: also in LL57 4LL57 4HU: also in LL57 4LL57 4HY: also in LL57 4LL57 4LB: also in LL57 4LL57 4LD: also in LL57 4LL57 4LE: also in LL57 4LL57 4LG: also in LL57 4LL57 4LH: also in LL57 4LL57 4NA: also in LL57 4LL57 4NB: also in LL57 4LL57 4SS: also in LL57 4LL57 4UB: also in LL57 4LL57 4UD: also in LL57 4LL57 4UE: also in LL57 4LL57 4UF: also in LL57 4LL57 4UN: also in LL57 4LL57 4UP: also in LL57 4LL57 4UR: also in LL57 4LL57 4UW: also in LL57 4 2 GP practices, 2.8–2.9 kmLlanfairpwll station 7.0 kmTre-garth a Mynydd Llandygái LL57 4BG Map of LL57 4BG and what is near it Map of LL57 4BG: its centre point, with the 227 other postcodes in the LL57 4 sector, 2 railway stations (2 beyond the edge, shown by arrows), 3 GP practices (3 beyond the edge, shown by arrows) and 1 bus stop. North is up; the scale bar is 500 m. 2 places, 2.7–3.2 kmLlanfairpwll station 7.0 kmTre-garth a Mynydd Llandygái LL57 4BG
  • LL57 4BG
  • Other postcodes in LL57 4: press one for its page
  • 2 railway stations
  • 3 GP practices
  • 1 bus stop
  • Further out, with the distance

Points are centre points, not buildings, and nothing drawn is a boundary. Names in italics are council wards: we hold no town or village names here. Open this area on OpenStreetMap (latitude 53.2062, longitude -4.1065)

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; stations and bus stops: Department for Transport; GP practices: NHS England; street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Who looks after LL57 4BG?

ONS places a whole postcode in one council, one ward and one constituency, from a single point. A few postcodes cross a boundary, so an address at the edge can belong to the one next door. Your council tax bill or your poll card settles it for your address.

Council, police force area and constituency: ONS Postcode Directory, August 2026. The MP: UK Parliament, read 14 October 2026.

What broadband can you get at LL57 4BG?

65% of the homes and businesses at LL57 4BG can get superfast broadband (30 Mbit/s or more) from a line, and 65% gigabit, Ofcom says.

Share of homes and businesses that can get it

Gigabit (1,000 Mbit/s)

LL57 4BG 65% Gwynedd 71%

Superfast (30 Mbit/s or more)

LL57 4BG 65% Gwynedd 94%
Check one address, and mobile coverage, on Ofcom's checker Compare broadband at another postcode

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

When are the bins collected at LL57 4BG?

BinDayBuddy has not read Gwynedd Council's days for LL57 4BG today. It reads them from the council's own system when you ask.

Check the bin days for LL57 4BG on BinDayBuddy

Source: BinDayBuddy, built from councils' own collection systems and public data. BinDayBuddy is run by Towpath Digital, which also runs this site. How we use it

What do homes sell for near LL57 4BG?

Homes in LL57 4 sold for a typical £210,000 in the 12 months to August 2026, across 59 sales, up 9.1% on the 12 months before, HM Land Registry's figures show.

£210,000 typical price, the 12 months to August 2026
£192,500 12 months to August 2025
▲ up 9.1% on the 12 months before
  • Detached £242,500 17 sales
  • Semi-detached £240,000 20 sales
  • Terraced £170,000 20 sales
  • Flat or maisonette 2 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Across the whole LL57 district: a typical £188,750 from 200 sales.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Homes sold in LL57 4BG

HM Land Registry records no standard sales of homes in LL57 4BG from January 2024 to August 2026. The prices above are for the homes around it.

Sales at market value to a private buyer; the latest months are not complete. Own or live in a home listed here and would rather it were not? Ask us to take it off.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Food hygiene ratings at LL57 4BG

The Food Standards Agency lists 6 food businesses at LL57 4BG. Each opens the agency's own page for it, with what the council's inspector found.

Ratings run from 5, very good, to 0, urgent improvement necessary. A rating comes from the business's last inspection, and can change at the next.

Food hygiene ratings, from the Food Standards Agency

Source: Food Standards Agency, food hygiene ratings as published on 22 October 2026. Open Government Licence v3.0. How we use it

What council tax band are homes near LL57 4BG?

The Valuation Office Agency counts about 690 homes in the neighbourhood around LL57 4BG. The largest share of them, 38%, are in council tax band D. More were built before 1900 than in any other period (51%). A home's own band is set for that home: check it on GOV.UK.

Council tax bands, and a year's council tax

Council tax bands of the homes around LL57 4BG

Band D in Gwynedd for 2026‑27: £2,469. For the bands the homes here are in, a year's council tax runs from £1,646 (band A) to £4,115 (band G); band D, the most common, is £2,469.

BandHomes around hereA year
Band Aabout 30 (4%)£1,646
Band Babout 40 (6%)£1,920
Band Cabout 160 (23%)£2,194
Band Dabout 260 (38%)£2,469
Band Eabout 110 (16%)£3,017
Band Fabout 70 (10%)£3,566
Band Gabout 20 (3%)£4,115
Band Hwithheld£4,938

When the homes were built

  1. 51% Before 1900
  2. 3% 1900 to 1918
  3. 4% 1919 to 1939
  4. 9% 1945 to 1964
  5. 16% 1965 to 1982
  6. 1% 1983 to 1999
  7. 1% 2000 to 2009
  8. 10% 2010 to 2019
  9. 4% 2020 or later

Averages for Gwynedd before discounts, not any one home's bill.

Council tax: Welsh Government (StatsWales), Composition of average band D council tax by billing authority, published 24 March 2026, Open Government Licence v3.0. How we use it

Counts for the neighbourhood the centre of LL57 4BG is in (ONS area W01000050), rounded by the VOA.

Check one home's band on GOV.UK

Source: Valuation Office Agency, Council Tax: stock of properties, at 31 March 2026, Open Government Licence v3.0. How we use it

Where is the nearest station to LL57 4BG?

The nearest railway station to the centre of LL57 4BG is Bangor (Gwynedd) Rail Station, 2.7 km away in a straight line.

  • Bangor (Gwynedd) Rail Station Railway station 2.7 kmCycle
  • Llanfairpwll Rail Station Railway station 7.0 kmDrive

Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.

1 bus stop within 400 metres, the nearest Llys-y-gwynt, 326 m away.

More stations near LL57 4BG, and how we find them

Source: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it

Which GP surgeries are near LL57 4BG?

The nearest GP practices to the centre of LL57 4BG, in a straight line. Each sets the area it takes patients from.

Find a GP on the NHS website

Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026, Open Government Licence v3.0. How we use it

Where can I charge an electric car near LL57 4BG?

0 within 1 km 3 within 3 km

The nearest charging points to the centre of LL57 4BG, as OpenStreetMap had them on 20 October 2026:

  • A charging point Charging point · No details mapped 2.7 kmCycle
  • A charging point Charging point · No details mapped 2.9 kmCycle
  • Osprey Charging point · No details mapped 3.0 kmCycle

OpenStreetMap is mapped by volunteers. It does not have every charger, and not every one it has gives its speed or plugs. Check a charger's own app before you set off.

See more chargers on Open Charge Map

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

Which dentists are near LL57 4BG?

The nearest to the centre of LL57 4BG, in a straight line.

  • Bulkeley Dental Practice 2.5 kmCycle
  • Ty Glyder 2.7 kmCycle
  • Elmhurst Dental Surgery 3.1 kmCycle

Source: NHS Wales, through the NHS Organisation Data Service, Open Government Licence v3.0. How we use it

Which pharmacies are near LL57 4BG?

The nearest NHS pharmacies to the centre of LL57 4BG, in a straight line. A few work online or by post only: check before you go.

Hours can change on bank holidays. For urgent help when a pharmacy is closed, call NHS 111.

Source: NHS Wales, through the NHS Organisation Data Service, Open Government Licence v3.0. How we use it

Which vets are near LL57 4BG?

The nearest vets to the centre of LL57 4BG on OpenStreetMap, in a straight line. Each opens its entry on the map, with its opening hours and website where they are mapped.

OpenStreetMap may not have every vet. Out of hours, ring your own vet’s number first: the Royal College of Veterinary Surgeons says vets in practice must arrange round-the-clock emergency first aid and pain relief, themselves or through another service.

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

How much crime is there near LL57 4BG?

Police.uk records 9 crimes and reports of anti-social behaviour within a mile of the centre of LL57 4BG in August 2026, the latest month it has published.

Violence and sexual offences3 reports
Anti-social behaviour2 reports
Criminal damage and arson2 reports
Other theft1 report
Drugs1 report

Police.uk places each report at a nearby point, so this is an area, not a street.

Your local policing team on Police.uk How we work this out: crime by postcode, with the last 12 months

Source: data.police.uk, from its download of 30 September 2026, Open Government Licence v3.0. How we use it

The official record for LL57 4BG

Ward
Arllechwedd
Community
Llandygai
Country
Wales
Rural or urban
Smaller rural, further from a major town or city
In use since
January 1980

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Where to check what we do not hold

Schools and flood risk in Wales: our sources for them cover England only.

We list hospitals and care homes in England only. In Wales, hospitals are inspected by Healthcare Inspectorate Wales and care homes by Care Inspectorate Wales.

Around LL57 4BG

Go wider

Every postcode in the same sector, district or postcode area.

LL57 4 sector LL57 district LL postcode area

Questions about a postcode

Nearby postcodes

The nearest postcodes in use, measured in a straight line between centre points.

LL57 4AB690 mLL57 4AA750 mLL57 4LD840 mLL57 4UD880 mLL57 3YB910 mLL57 4FR930 m
All of LL57

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode. How we use it

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