LL21 9LT

Llanfair Dyffryn Clwyd Gwyddelwern · Denbighshire · Wales

Updated September 2026

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Location overview

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Post town
Corwen
Local authority
Denbighshire
Constituency
Clwyd East
Postcode district
LL21
Postcode sector
LL21 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
LL21 9LP 51 m
LL21 9LU 116 m
LL21 9LW 152 m
LL21 9LY 330 m
LL21 9LL 362 m
Complete postcode fields and official codes
Postcode
LL21 9LT
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
LL
Postcode district
LL21
Postcode sector
LL21 9
Latitude
53.017541
Longitude
-3.270612
British National Grid easting
314,860
British National Grid northing
347,447

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Denbighshire · W06000004
Parish or community
W04000144
Westminster constituency
Clwyd East · W07000094
Output area
W00001102
Lower layer super output area
Denbighshire 015C · W01000207
Middle layer super output area
Denbighshire 015 · W02000056

Postcode source versions

Explore LL21

2 recorded sales at this postcode
Address Date Price
1, Min Y Rhos, Bryneglwys, Corwen, LL21 9LT 18 January 2013 £70,000
3, Min Y Rhos, Bryneglwys, Corwen, LL21 9LT 31 October 2003 £83,250

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
0
Primary
0
Secondary
0

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
26
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 10
  • Anti social behaviour 8
  • Public order 4
  • Burglary 1
  • Other crime 1

Census 2021

Population and age profile

Postcode residents
8

3 female, 5 male

Postcode households
6
Residents per household
1.3
LL21 9 residents
3,536

Age bands in LL21 9

Wider postcode sector
Age 0 to 14
15.8%

579 residents

Age 15 to 24
8.5%

313 residents

Age 25 to 44
19.5%

716 residents

Age 45 to 64
29.6%

1,085 residents

Age 65 and over
26.5%

970 residents

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider LL21 9 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.

Nearby transport

  • New Inn

    BCT · Bryneglwys

    0.0 miles
  • Bryneglwys War Memorial

    BCT · Bryneglwys

    0.2 miles
  • Pennant-isaf

    BCT · Pen-llain-wen

    2.5 miles
  • Bro Meudwy

    BCT · Rhyd-y-meudwy

    2.6 miles
  • Glyndyfrdwy (Llangollen Railway)

    MET · Glyndyfrdwy

    2.8 miles

Evidence in context

Schools

0 open schools are in scope, including 0 primary and 0 secondary schools.

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

Recorded crime

26 published events cover 12 months, averaging 2.167 events per published month. The largest recorded category is Violence and sexual offences with 10 events.

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