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LL55 3AW

Bethel a'r Felinheli · Gwynedd · Wales

Updated September 2026

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Location overview

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Post town
Caernarfon
Ward
Bethel a'r Felinheli
Local authority
Gwynedd
Constituency
Dwyfor Meirionnydd
Postcode district
LL55
Postcode sector
LL55 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL57 4EB 520 m
LL57 4EF 853 m
LL55 3AP 970 m
LL57 4EE 1.1 km
LL57 4ED 1.1 km
Complete postcode fields and official codes
Postcode
LL55 3AW
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
LL
Postcode district
LL55
Postcode sector
LL55 3
Latitude
53.175803
Longitude
-4.156560
British National Grid easting
255,964
British National Grid northing
366,470

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Electoral ward
Bethel a'r Felinheli · W05001512
Parish or community
W04000070
Westminster constituency
Dwyfor Meirionnydd · W07000096
Output area
W00000269
Lower layer super output area
Gwynedd 004B · W01000053
Middle layer super output area
Gwynedd 004 · W02000013

Postcode source versions

Explore LL55

Property

View all property records
2 recorded sales at this postcode
Address Date Price
2, Ty Mawr Cottages, Llanddeiniolen, Caernarfon, LL55 3AW 30 July 2021 £6,500
Ynys Llecharian, Llanddeiniolen, Caernarfon, LL55 3AW 2 December 2016 £255,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
12
Primary
0
Secondary
0

  1. Ysgol Gynradd Rhiwlas

    Welsh establishment

    1.6 km

  2. Ysgol Gymuned Penisarwaun

    Welsh establishment

    2.6 km

  3. Ysgol Gynradd Y Felinheli

    Welsh establishment

    3.2 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
4
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Burglary 1
  • Anti social behaviour 1
  • Criminal damage and arson 1
  • Violence and sexual offences 1

Census 2021

Population and age profile

Postcode residents
9

4 female, 5 male

Postcode households
4
Residents per household
2.3
LL55 3 residents
2,998

Age bands in LL55 3

Wider postcode sector
Age 0 to 14
16.2%

495 residents

Age 15 to 24
11.6%

355 residents

Age 25 to 44
22.4%

682 residents

Age 45 to 64
30%

914 residents

Age 65 and over
19.8%

602 residents

This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider LL55 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+
0%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
25%
Next Generation Access
0%
Decent broadband available from fixed wireless
50%

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

2

within 5 km

  • UPCC AT YSBYTY GWYNEDD

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

    ODS code W00191

    3.7 km

  • FELINHELI&PORTHAETHWY SU

    ROWEN, Y FELINHELI, LL56 4RX

    ODS code W94027

    4.1 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

  • Groeslon Ty Mawr

    BCT · Llanddeiniolen

    0.3 miles

  • Groeslon Ty Mawr

    BCT · Llanddeiniolen

    0.3 miles

  • Ty Mawr

    BCT · Llanddeiniolen

    0.3 miles

  • Ynys Iago

    BCT · Groeslon

    0.3 miles

  • Ynys Iago

    BCT · Pentir

    0.3 miles

Evidence in context

Schools

12 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Rhiwlas is the nearest published school at 1.0 miles.

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

Recorded crime

4 published events cover 12 months, averaging 0.333 events per published month. The largest recorded category is Burglary with 1 events.

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