LL59 5BJ

Seiriol · Isle of Anglesey · Wales

Updated September 2026

Compare this postcode

Location overview

Drag to pan. Use + or - to zoom. Open larger map
Ward
Seiriol
Local authority
Isle of Anglesey
Constituency
Ynys Môn
Postcode district
LL59
Postcode sector
LL59 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL59 5RB 411 m
LL59 5SB 549 m
LL59 5RA 608 m
LL59 5UH 718 m
LL59 5UL 721 m
Complete postcode fields and official codes
Postcode
LL59 5BJ
Status
Current
Introduced
1 June 2024
Terminated
Not published
Postcode area
LL
Postcode district
LL59
Postcode sector
LL59 5
Latitude
53.244162
Longitude
-4.162845
British National Grid easting
255,774
British National Grid northing
374,086

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Isle of Anglesey · W06000001
Electoral ward
Seiriol · W05001501
Parish or community
W04000869
Westminster constituency
Ynys Môn · W07000112
Output area
W00000063
Lower layer super output area
Isle of Anglesey 005B · W01000013
Middle layer super output area
Isle of Anglesey 005 · W02000005

Postcode source versions

Explore LL59

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
16
Primary
0
Secondary
0
  1. Ysgol Gynradd Llandegfan

    Welsh establishment

    1.1 km
  2. Ysgol Gynradd y Borth

    Welsh establishment

    2.0 km
  3. Ysgol David Hughes

    Welsh establishment

    2.0 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
68
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 43
  • Other theft 7
  • Public order 5
  • Criminal damage and arson 4
  • Vehicle crime 3

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
LL59 5 residents
5,220

Age bands in LL59 5

Wider postcode sector
Age 0 to 14
14.4%

754 residents

Age 15 to 24
9.7%

509 residents

Age 25 to 44
21%

1,096 residents

Age 45 to 64
28.4%

1,486 residents

Age 65 and over
26.4%

1,382 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.

Fixed broadband coverage

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

Superfast, 30 Mbit/s+
75%
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

4

within 5 km

  • BODNANT SURGERY

    MENAI AVENUE, BANGOR, LL57 2HH

    ODS code W94010

    2.4 km

  • GLANFA

    ORME ROAD, BANGOR, LL57 1AY

    ODS code W94040

    3.1 km

  • BRON DERW MEDICAL CENTRE

    GLYNNE ROAD, BANGOR, LL57 1AH

    ODS code W94034

    3.2 km

  • UPCC AT YSBYTY GWYNEDD

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

    ODS code W00191

    3.9 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 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Felin Engan

    BCT · Menai Bridge

    0.5 miles
  • Felin Engan

    BCT · Menai Bridge

    0.5 miles
  • Llandegfan War Memorial

    BCT · Llandegfan

    0.5 miles
  • Llandegfan War Memorial

    BCT · Llandegfan

    0.5 miles
  • St Tegfan`s Church

    BCT · Hen Bentref Llandegfan

    0.5 miles

Evidence in context

Schools

16 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Llandegfan is the nearest published school at 0.7 miles.

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

Recorded crime

68 published events cover 12 months, averaging 5.667 events per published month. The largest recorded category is Violence and sexual offences with 43 events.

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