LL57 3YT

Arllechwedd · Gwynedd · Wales

Updated September 2026

Compare this postcode

Location overview

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Post town
Bangor
Local authority
Gwynedd
Constituency
Bangor Aberconwy
Postcode district
LL57
Postcode sector
LL57 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL57 3UZ 59 m
LL57 3YS 69 m
LL57 3YU 74 m
LL57 3UT 102 m
LL57 3UU 127 m
Complete postcode fields and official codes
Postcode
LL57 3YT
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
LL
Postcode district
LL57
Postcode sector
LL57 3
Latitude
53.214005
Longitude
-4.092024
British National Grid easting
260,401
British National Grid northing
370,591

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Parish or community
W04000082
Westminster constituency
Bangor Aberconwy · W07000083
Output area
W00000256
Lower layer super output area
Gwynedd 003A · W01000050
Middle layer super output area
Gwynedd 003 · W02000012

Postcode source versions

Explore LL57

34 recorded sales at this postcode
Address Date Price
38, Bro Emrys, Talybont, Bangor, LL57 3YT 8 March 2024 £230,000
60, Bro Emrys, Talybont, Bangor, LL57 3YT 14 August 2023 £245,000
62, Bro Emrys, Talybont, Bangor, LL57 3YT 6 March 2023 £258,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
17
Primary
0
Secondary
0
  1. Ysgol Llandygai

    Welsh establishment

    574 m
  2. Ysgol Glancegin

    Welsh establishment

    2.1 km
  3. Ysgol Tregarth

    Welsh establishment

    2.7 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
82
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 25
  • Public order 17
  • Anti social behaviour 15
  • Drugs 5
  • Other theft 5

Census 2021

Population and age profile

Postcode residents
95

44 female, 51 male

Postcode households
37
Residents per household
2.6
LL57 3 residents
5,563

Age bands in LL57 3

Wider postcode sector
Age 0 to 14
17.8%

989 residents

Age 15 to 24
11.3%

627 residents

Age 25 to 44
25%

1,390 residents

Age 45 to 64
28.2%

1,570 residents

Age 65 and over
17.8%

989 residents

This postcode contained 1.7% of the sector's usual residents on Census Day. The age profile describes the wider LL57 3 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+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
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

  • BRON DERW MEDICAL CENTRE

    GLYNNE ROAD, BANGOR, LL57 1AH

    ODS code W94034

    2.6 km

  • GLANFA

    ORME ROAD, BANGOR, LL57 1AY

    ODS code W94040

    2.7 km

  • BODNANT SURGERY

    MENAI AVENUE, BANGOR, LL57 2HH

    ODS code W94010

    3.5 km

  • CANOLFAN FEDDYGOL YR HEN

    STATION ROAD, BETHESDA, BANGOR, LL57 3NE

    ODS code W94028

    4.0 km

  • UPCC AT YSBYTY GWYNEDD

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

    ODS code W00191

    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

  • Talybont

    BCT · Tal-y-bont

    0.1 miles
  • Talybont

    BCT · Tal-y-bont

    0.1 miles
  • Castell Penrhyn

    BCT · Tal-y-bont

    0.2 miles
  • Castell Penrhyn

    BCT · Tal-y-bont

    0.2 miles
  • Eglwys St Cross

    BCT · Tal-y-bont

    0.4 miles

Evidence in context

Property market

The five-year median is £251,500 from 4 recorded sales in LL57 3YT. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Gwynedd is £206,665 in June 2026, up 5.7% year on year.

Schools

17 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Llandygai is the nearest published school at 574 m.

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

Recorded crime

82 published events cover 12 months, averaging 6.833 events per published month. The largest recorded category is Violence and sexual offences with 25 events.

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