Property market
The five-year median is £370,000 from 1 recorded sale in LL21 0NB. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Denbighshire is £198,995 in June 2026, up 3.6% year on year.
LL21 0NB
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 0
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL21 0NB
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL21
- Postcode sector
- LL21 0
- Latitude
- 52.937033
- Longitude
- -3.425370
- British National Grid easting
- 304,301
- British National Grid northing
- 338,687
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Denbighshire · W06000004
- Electoral ward
- Edeirnion · W05001337
- Parish or community
- W04000160
- Westminster constituency
- Dwyfor Meirionnydd · W07000096
- Output area
- W00001095
- Lower layer super output area
- Denbighshire 016B · W01000205
- 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
12 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Tyn Y Wern, Cynwyd, Corwen, LL21 0NB | 22 February 2022 | £370,000 |
| Capel Y Bont, Cynwyd, Corwen, LL21 0NB | 13 December 2017 | £175,000 |
| Llanerch, Cynwyd, Corwen, LL21 0NB | 22 April 2015 | £330,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 1.9 km
The Branas School
Welsh establishment
Census 2021
Population and age profile
- Postcode residents
- 23
- Postcode households
- 8
- Residents per household
- 2.9
- LL21 0 residents
- 2,852
12 female, 11 male
Age bands in LL21 0
Wider postcode sector- Age 0 to 14
- 16.1%
- Age 15 to 24
- 8.9%
- Age 25 to 44
- 20.2%
- Age 45 to 64
- 30.5%
- Age 65 and over
- 24.4%
379 residents
209 residents
477 residents
720 residents
575 residents
This postcode contained 0.8% 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+
- 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.
Nearby transport
- 0.1 miles
Pont yr Hendwr
BCT · Llandrillo
- 0.1 miles
Pont yr Hendwr
BCT · Llandrillo
- 1.1 miles
Llandrillo War Memorial
BCT · Llandrillo
- 1.1 miles
Llandrillo War Memorial
BCT · Llandrillo
- 1.1 miles
Dudley Arms
BCT · Llandrillo
Evidence in context
Schools
1 open schools are in scope, including 0 primary and 0 secondary schools. The Branas School is the nearest published school at 1.2 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.