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LL57 4FW

Dewi · Gwynedd · Wales

Updated September 2026

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Location overview

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

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL57 4SP 50 m
LL57 4SX 59 m
LL57 4SW 70 m
LL57 4TD 88 m
LL57 4TT 107 m
Complete postcode fields and official codes
Postcode
LL57 4FW
Status
Current
Introduced
1 May 2026
Terminated
Not published
Postcode area
LL
Postcode district
LL57
Postcode sector
LL57 4
Latitude
53.215273
Longitude
-4.144059
British National Grid easting
256,931
British National Grid northing
370,835

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Electoral ward
Dewi · W05001527
Parish or community
W04000046
Westminster constituency
Bangor Aberconwy · W07000083
Output area
W00000331
Lower layer super output area
Gwynedd 002A · W01000064
Middle layer super output area
Gwynedd 002 · W02000011

Postcode source versions

Explore LL57

Use the wider postcode district to compare the same evidence across more locations.

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
18
Primary
0
Secondary
0

  1. Ysgol Friars

    Welsh establishment

    619 m

  2. Ysgol Tryfan

    Welsh establishment

    668 m

  3. Ysgol Cae Top

    Welsh establishment

    765 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,365
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 485
  • Shoplifting 228
  • Anti social behaviour 189
  • Public order 117
  • Criminal damage and arson 96

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

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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

NHS ODS

GP practices

4

within 5 km

  • UPCC AT YSBYTY GWYNEDD

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

    ODS code W00191

    1.3 km

  • BODNANT SURGERY

    MENAI AVENUE, BANGOR, LL57 2HH

    ODS code W94010

    1.4 km

  • BRON DERW MEDICAL CENTRE

    GLYNNE ROAD, BANGOR, LL57 1AH

    ODS code W94034

    2.2 km

  • GLANFA

    ORME ROAD, BANGOR, LL57 1AY

    ODS code W94040

    2.3 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Bryn Llwyd

    BCT · Coed Mawr

    0.1 miles

  • Bryn Llwyd

    BCT · Bryn Llwyd

    0.1 miles

  • Coed Mawr Roundabout

    BCT · Coed Mawr

    0.1 miles

  • Trehwfa

    BCT · Coed Mawr

    0.1 miles

  • Home Bargains

    BCT · Glan-Adda

    0.1 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

18 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Friars is the nearest published school at 619 m.

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

Recorded crime

Published police records

1,365 published events cover 12 months, averaging 113.75 events per published month. The largest recorded category is Violence and sexual offences with 485 events.

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