Property market
The five-year median is £168,000 from 7 recorded sales in LL21 0TH. 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 0TH
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 0TH
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL21
- Postcode sector
- LL21 0
- Latitude
- 52.921836
- Longitude
- -3.436146
- British National Grid easting
- 303,543
- British National Grid northing
- 337,011
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
52 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Llwyn Onn, Berwyn Street, Llandrillo, Corwen, LL21 0TH | 9 December 2025 | £168,000 |
| Erw Wern, 1, Llandrillo, Corwen, LL21 0TH | 15 August 2024 | £355,000 |
| Glanant, Berwyn Street, Llandrillo, Corwen, LL21 0TH | 2 August 2024 | £189,500 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 1
- Primary
- 0
- Secondary
- 0
- 1.4 km
The Branas School
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 30
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 20
- Burglary 3
- Criminal damage and arson 3
- Anti social behaviour 2
- Other theft 1
Census 2021
Population and age profile
- Postcode residents
- 61
- Postcode households
- 31
- Residents per household
- 2.0
- LL21 0 residents
- 2,852
30 female, 31 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 2.1% 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+
- 80%
- Ultrafast, 300 Mbit/s+
- 80%
- Gigabit-capable
- 80%
- 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
Llandrillo War Memorial
BCT · Llandrillo
- 0.1 miles
Llandrillo War Memorial
BCT · Llandrillo
- 0.1 miles
Dudley Arms
BCT · Llandrillo
- 0.1 miles
Dudley Arms
BCT · Llandrillo
- 0.1 miles
Capel Hermon
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 0.9 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
30 published events cover 12 months, averaging 2.5 events per published month. The largest recorded category is Violence and sexual offences with 20 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.