LL21 0NU

Uwch Aled · Conwy · Wales

Updated September 2026

Compare this postcode

Location overview

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Local authority
Conwy
Constituency
Bangor Aberconwy
Postcode district
LL21
Postcode sector
LL21 0

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL21 0NS 155 m
LL21 9NY 406 m
LL21 0NR 644 m
LL21 0PL 736 m
LL21 0NY 737 m
Complete postcode fields and official codes
Postcode
LL21 0NU
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
LL
Postcode district
LL21
Postcode sector
LL21 0
Latitude
52.991632
Longitude
-3.472386
British National Grid easting
301,266
British National Grid northing
344,824

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Conwy · W06000003
Electoral ward
Uwch Aled · W05001431
Parish or community
W04000127
Westminster constituency
Bangor Aberconwy · W07000083
Output area
W00001016
Lower layer super output area
Conwy 014D · W01000190
Middle layer super output area
Conwy 014 · W02000040

Postcode source versions

Explore LL21

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
1
Primary
0
Secondary
0
  1. Ysgol Betws Gwerful Goch

    Welsh establishment

    2.7 km

Census 2021

Population and age profile

Postcode residents
3

1 female, 2 male

Postcode households
2
Residents per household
1.5
LL21 0 residents
2,852

Age bands in LL21 0

Wider postcode sector
Age 0 to 14
16.1%

379 residents

Age 15 to 24
8.9%

209 residents

Age 25 to 44
20.2%

477 residents

Age 45 to 64
30.5%

720 residents

Age 65 and over
24.4%

575 residents

This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider LL21 0 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+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
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.

Nearby transport

  • The Goat Inn

    BCT · Maerdy

    0.3 miles
  • The Goat Inn

    BCT · Maerdy

    0.3 miles
  • Dinmael

    BCT · Dinmael

    0.5 miles
  • Dinmael

    BCT · Dinmael

    0.5 miles
  • Ty-nant Farm

    BCT · Tynant

    1.4 miles

Evidence in context

Schools

1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Betws Gwerful Goch is the nearest published school at 1.7 miles.

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