| Postcode | LL21 0AS | 
|---|---|
| Post Town | Corwen | 
| Nearest station | Chirk (22 km) | 
| Bus stops | Station House (W) Bryn Llewelyn (NE) Bryn Llewelyn (SW) Hafan Deg (E) Penybryn (W) Penybryn (E) | 
| Roads in this postcode | |
| Number of UPRNs | 8 View | 
| Known addresses | Flat, 6 - 8 Railway Terrace, Corwen 1 Railway Terrace, Corwen 2 Railway Terrace, Corwen 3 Railway Terrace, Corwen | 
| Main property type | Terraced | 
| Businesses | 
| Latitude | 52.98089 | |
|---|---|---|
| Longitude | -3.377883 | |
| Easting | 307586 | |
| Northing | 343505 | |
| Grid reference | SJ075435 | |
| UTM reference | 30U 474628 5870211 | |
| what3words | kilowatt.lunging.umpires | |
| FixPhrase | crop lung strategy virtual | |
| Plus code | 9C4RXJJC+9R | |
| Altitude | 148 metres (486 feet) | |
| Sunrise (today) | 7:10 | |
| Sunset (today) | 16:46 | |
| Distance away | ||
| Distance to sea | 34.1 KMs (21.2 miles) | 
| Parish | Corwen | W04000147 | 
|---|---|---|
| Ward | Edeirnion | W05001337 | 
| Unitary Authority | Denbighshire | W06000004 | 
| County | Clwyd | W11000001 | 
| Constituency (2024) | Dwyfor Meirionnydd | W07000096 | 
| MP | Liz Saville Roberts | Plaid Cymru | 
| Police force | North Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Conwy and Denbighshire | |
| NUTS/ITL 2 | North Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 8 | |
|---|---|---|
| Households (2011) | 3 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Further from a major town or city | |
| Rural/urban (2011) | Rural village in a sparse setting | |
| Built up area (2024) | Corwen | W45000787 | 
| Census output area (2021) | W00001030 | |
| Census output area (2011) | 8C2 | |
| Lower layer super output area (2021) | Denbighshire 015A | W01000193 | 
| Lower layer super output area (2011) | Denbighshire 015A | W01000193 | 
| Middle layer super output area (2021) | Corwen, Llanelidan & Efenechdyd | W02000056 | 
| Middle layer super output area (2011) | Corwen, Llanelidan & Efenechdyd | W02000056 | 
| Travel to work area | Rhyl | W22000031 | 
| Average property price in Llandudno | £205,971 | 
|---|---|
| Annual change | 1.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 2 Railway Terrace, Corwen | Terraced (freehold) | May 2024 | £89,000 | 
| Terraced (freehold) | Oct 2021 | £91,500 | |
| Terraced (freehold) | Jul 2003 | £37,000 | |
| Terraced (freehold) | Aug 1999 | £32,000 | |
| Terraced (freehold) | Jan 1996 | £26,500 | |
| Flat, 6 - 8 Railway Terrace, Corwen | Other (freehold) | Nov 2015 | £70,000 | 
| 3 Railway Terrace, Corwen | Terraced (freehold) | Nov 2007 | £83,000 | 
| Terraced (freehold) | Sep 2003 | £55,000 | |
| Terraced (freehold) | Mar 2003 | £37,500 | |
| Terraced (freehold) | Feb 2002 | £35,000 | |
| 1 Railway Terrace, Corwen | Terraced (freehold) | Jan 2000 | £23,000 |