LL57 4FT

Arllechwedd · Gwynedd · Wales

Updated September 2026

Compare this postcode

Location overview

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Local authority
Gwynedd
Constituency
Bangor Aberconwy
Postcode district
LL57
Postcode sector
LL57 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL57 4FR 0 m
LL57 4SS 267 m
LL57 4YH 429 m
LL57 4LD 506 m
LL57 4HR 569 m
Complete postcode fields and official codes
Postcode
LL57 4FT
Status
Current
Introduced
1 January 2026
Terminated
Not published
Postcode area
LL
Postcode district
LL57
Postcode sector
LL57 4
Latitude
53.214276
Longitude
-4.109771
British National Grid easting
259,217
British National Grid northing
370,656

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Parish or community
W04000073
Westminster constituency
Bangor Aberconwy · W07000083
Output area
W00000255
Lower layer super output area
Gwynedd 003A · W01000050
Middle layer super output area
Gwynedd 003 · W02000012

Postcode source versions

Explore LL57

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
19
Primary
0
Secondary
0
  1. Ysgol Llandygai

    Welsh establishment

    753 m
  2. Ysgol Glancegin

    Welsh establishment

    1.4 km
  3. Bangor Independent School

    Welsh establishment

    1.8 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
351
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 137
  • Anti social behaviour 67
  • Public order 42
  • Criminal damage and arson 29
  • Drugs 23

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
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

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.

GP practices

5

within 5 km

  • BRON DERW MEDICAL CENTRE

    GLYNNE ROAD, BANGOR, LL57 1AH

    ODS code W94034

    1.9 km

  • GLANFA

    ORME ROAD, BANGOR, LL57 1AY

    ODS code W94040

    2.0 km

  • BODNANT SURGERY

    MENAI AVENUE, BANGOR, LL57 2HH

    ODS code W94010

    2.5 km

  • UPCC AT YSBYTY GWYNEDD

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

    ODS code W00191

    3.4 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

  • Llandegai Industrial Estate

    BCT · Llandygai

    0.3 miles
  • Llandygai Vicarage

    BCT · Llandygai

    0.3 miles
  • Llandygai Vicarage

    BCT · Llandygai

    0.3 miles
  • Penrhyn Castle

    BCT · Llandygai

    0.4 miles
  • Llandygai Industrial Estate

    BCT · Llandygai

    0.4 miles

Evidence in context

Schools

19 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Llandygai is the nearest published school at 753 m.

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

Recorded crime

351 published events cover 12 months, averaging 29.25 events per published month. The largest recorded category is Violence and sexual offences with 137 events.

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