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LL57 4UL

Arllechwedd · Gwynedd · Wales

Updated September 2026

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Location overview

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Post town
Bangor
Ward
Arllechwedd
Local authority
Gwynedd
Constituency
Bangor Aberconwy
Postcode district
LL57
Postcode sector
LL57 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL57 4UH 43 m
LL57 4UG 214 m
LL57 4DU 386 m
LL57 4UF 398 m
LL57 4DT 630 m
Complete postcode fields and official codes
Postcode
LL57 4UL
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
LL
Postcode district
LL57
Postcode sector
LL57 4
Latitude
53.198309
Longitude
-4.130456
British National Grid easting
257,783
British National Grid northing
368,921

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Electoral ward
Arllechwedd · W05001510
Parish or community
W04000095
Westminster constituency
Bangor Aberconwy · W07000083
Output area
W00000521
Lower layer super output area
Gwynedd 005D · W01000103
Middle layer super output area
Gwynedd 005 · W02000014

Postcode source versions

Explore LL57

Property

View all property records
2 recorded sales at this postcode
Address Date Price
2, Brynypwll, Bangor, LL57 4UL 22 October 2004 £175,000
2, Brynypwll, Bangor, LL57 4UL 24 August 2001 £81,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
19
Primary
0
Secondary
0

  1. Ysgol Ein Harglwyddes

    Welsh establishment

    2.6 km

  2. Ysgol Friars

    Welsh establishment

    2.6 km

  3. Ysgol Tryfan

    Welsh establishment

    2.7 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
26
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 18
  • Other crime 2
  • Public order 2
  • Anti social behaviour 2
  • Other theft 1

Census 2021

Population and age profile

Postcode residents
6

3 female, 3 male

Postcode households
4
Residents per household
1.5
LL57 4 residents
5,821

Age bands in LL57 4

Wider postcode sector
Age 0 to 14
16.1%

958 residents

Age 15 to 24
14%

833 residents

Age 25 to 44
25.3%

1,504 residents

Age 45 to 64
26.6%

1,583 residents

Age 65 and over
17.9%

1,067 residents

This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider LL57 4 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

5

within 5 km

  • UPCC AT YSBYTY GWYNEDD

    UPCC AT YSBYTY GWYNEDO, PENRHOSGARNEDD, BANGOR, LL57 2PW

    ODS code W00191

    2.3 km

  • BODNANT SURGERY

    MENAI AVENUE, BANGOR, LL57 2HH

    ODS code W94010

    3.3 km

  • BRON DERW MEDICAL CENTRE

    GLYNNE ROAD, BANGOR, LL57 1AH

    ODS code W94034

    3.6 km

  • GLANFA

    ORME ROAD, BANGOR, LL57 1AY

    ODS code W94040

    3.7 km

  • CANOLFAN FEDDYGOL YR HEN

    STATION ROAD, BETHESDA, BANGOR, LL57 3NE

    ODS code W94028

    4.6 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Capel Caerhun

    BCT · Caerhun

    0.3 miles

  • Capel Caerhun

    BCT · Caerhun

    0.3 miles

  • Pont Ty-gwyn

    BCT · Glasinfryn

    0.6 miles

  • Pont Ty-gwyn

    BCT · Glasinfryn

    0.6 miles

  • Felin Hen

    BCT · Tregarth

    0.8 miles

Evidence in context

Schools

19 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Ein Harglwyddes is the nearest published school at 1.6 miles.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

26 published events cover 12 months, averaging 2.167 events per published month. The largest recorded category is Violence and sexual offences with 18 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.