Schools
3 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Bro Elwern is the nearest published school at 1.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
LL21 9BY
Edeirnion · Denbighshire · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Corwen
- Ward
- Edeirnion
- Local authority
- Denbighshire
- Constituency
- Dwyfor Meirionnydd
- Postcode district
- LL21
- Postcode sector
- LL21 9
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL21 9BY
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL21
- Postcode sector
- LL21 9
- Latitude
- 53.000337
- Longitude
- -3.358191
- British National Grid easting
- 308,949
- British National Grid northing
- 345,641
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Denbighshire · W06000004
- Electoral ward
- Edeirnion · W05001337
- Parish or community
- W04000147
- Westminster constituency
- Dwyfor Meirionnydd · W07000096
- Output area
- W00001031
- Lower layer super output area
- Denbighshire 016A · W01000192
- Middle layer super output area
- Denbighshire 016 · W02000057
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore LL21
Property
3 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Cae Einion, Corwen, LL21 9BY | 6 January 2015 | £499,999 |
| Foel Bach, Corwen, LL21 9BY | 9 August 2013 | £395,000 |
| Foel Bach, Corwen, LL21 9BY | 24 September 2002 | £270,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 3
- Primary
- 0
- Secondary
- 0
- 1.7 km
Ysgol Bro Elwern
Welsh establishment
- 1.9 km
Ysgol Caer Drewyn
Welsh establishment
- 3.1 km
Ysgol Gynradd Carrog
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 14
- Postcode households
- 5
- Residents per household
- 2.8
- LL21 9 residents
- 3,536
8 female, 6 male
Age bands in LL21 9
Wider postcode sector- Age 0 to 14
- 15.8%
- Age 15 to 24
- 8.5%
- Age 25 to 44
- 19.5%
- Age 45 to 64
- 29.6%
- Age 65 and over
- 26.5%
579 residents
313 residents
716 residents
1,085 residents
970 residents
This postcode contained 0.4% 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+
- 0%
- 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
1
within 5 km
THE HEALTH CENTRE
CORWEN FAMILY PRACTICE, GREEN LANE, CORWEN, LL21 0DN
ODS code W91047
2.3 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
- 1.0 miles
Pen y Llan
BCT · Gwyddelwern
- 1.1 miles
Maesafallen
BCT · Corwen
- 1.1 miles
Maesafallen
BCT · Clawdd Poncen
- 1.1 miles
Ysgol Bro Elwern Primary School
BCT · Gwyddelwern
- 1.1 miles
St Bueno's
BCT · Gwyddelwern