UK Property Check · Printed on 8 November 2026ukpropertycheck.co.uk/postcode/ll21
LL21Corwen, Denbighshire, Wales
House prices in LL21, Corwen
Homes in LL21 sold for a median of £215,000 between September 2024 and August 2026, from 115 standard sales.
That puts it in the middle third of the 32 LL postcode districts with at least 100 sales.
Prices by property type
| Type | Sales | Median price | Middle half |
|---|---|---|---|
| Detached | 65 | £305,000 | £230,000 to £375,000 |
| Semi-detached | 20 | £185,000 | £159,000 to £231,000 |
| Terraced | 30 | £141,500 | £95,000 to £167,000 |
LL21 has too few sales linked to an energy certificate for its own price per m². Across the LL postcode area, whose median sale price is within 20% of LL21's, it was £2,609 per m² from 503 linked sales.
Most homes sold here were detached houses, at 57% of sales.
Compare an asking price
- Check a home for its floor area
- How much to offer, then how to put the offer in writing
- Work out Land Transaction Tax
Prices over time
The median rose 51%, from £141,000 in 2016 to £213,500 in 2025, more than the 48% rise for a typical district in Wales.
Sales picked up in 2025: 62 standard sales in LL21, 17% more than the 53 in 2024.
Postcode districts in the Denbighshire council area
Median sale price of the 7 districts with at least 100 standard sales, September 2024 to August 2026, dearest first, each named by its post town. LL21 is the third cheapest.
- LL15 Ruthin£270,000
- LL17 St Asaph£255,000
- LL20 Llangollen£239,000
- LL16 Denbigh£224,000
- LL21 Corwen, this district£215,000
- LL19 Prestatyn£190,000
- LL18 Rhyl£185,000
Energy ratings of homes for sale
| Rating | Homes | Share |
|---|---|---|
| A | 3 | |
| B | 5 | |
| C | 39 | |
| D | 44 | |
| E | 41 | |
| F | 37 | |
| G | 8 |
Only 27% of homes put up for sale were rated C or better, against 52% across England and Wales. D was the most common rating: see what a D rating means.
When the homes were built
| Built | Homes | Share |
|---|---|---|
| 97 | ||
| 17 | ||
| 10 | ||
| 12 | ||
| 8 | ||
| 6 | ||
| 19 | ||
| 8 |
64% of homes put up for sale were built before 1930, against 24% across England and Wales. For older homes RICS suggests a Level 3 survey: see which survey you need.
With 55% built before 1900, ask early whether a home is listed or in a conservation area, which limits the work you can do: see buying a listed building and buying in a conservation area.
Recent sales
The 10 latest sales ran from £190,000 for a semi-detached house on Maes Yr Hafod to £325,250 for a detached house on King Street.
The latest standard sales recorded in LL21. Sales take 2 weeks to 2 months to appear (how to find out what a house sold for). Select an address to check that home, or a postcode for every sale there.
- Dedwyddfa King StreetSold for £325,250
- Ty NantSold for £290,000
- 5 Maes Yr HafodSold for £190,000
- Maesmor LodgeSold for £460,000
- PennantSold for £375,000
- Cae GwynSold for £315,000
- Tyn-y- FforddSold for £465,000
- 7 Y Felin GoedSold for £295,000
- Bryn EithinSold for £325,000
- 2 Twm PathSold for £215,000
Living in LL21
Crime
44 crimes per 1,000 residents in the year to August 2026
Lower than 79 in 100 postcode districts. England and Wales: 84. The middle half of postcode districts are between 47 and 93.
The rate counts every crime recorded in an area against the people who live there, so shops, stations and nightlife push it up.
Gigabit broadband
Across its postcodes, an average of 65% of homes can get it
Lower than 82 in 100 postcode districts. England and Wales: 89%. The middle half of postcode districts are between 73% and 94%.
Radon
Every postcode is in a 1 km square that includes a radon Affected Area
Higher than 83 in 100 postcode districts.
In a radon Affected Area, UKHSA recommends a radon test. A UKradon report gives the result for an exact address.
Council tax
Band D is £2,339 a year in Denbighshire for 2026 to 2027
Lower than 71 in 100 council areas. Wales: £2,283. The middle half of council areas are between £2,323 and £2,526.
Band D includes every charge on the bill, such as the police and any community council.
The free check gives these for a single home, with the nearest schools and road and rail noise (how we work them out).
Crime: data.police.uk, with Census 2021 population from the Office for National Statistics. Broadband: Ofcom Connected Nations, January 2026. Radon: the British Geological Survey and UKHSA. Council tax: the Welsh Government. Contains public sector information licensed under the Open Government Licence v3.0.
Coal mining
None of the 368 live postcodes in LL21 is in the Mining Remediation Authority's coal mining reporting area, although 39% of postcodes in Wales are.
About these figures
The figures come from 115 standard sales in LL21, the latest on 21 August 2026 (what counts as a standard sale).
Updated 15 October 2026 with sales recorded to August 2026. Next update due in late November 2026.
Contains HM Land Registry data © Crown copyright and database right 2026. Energy certificate data from the Ministry of Housing, Communities and Local Government. Both are licensed under the Open Government Licence v3.0.