| Postcode | LL21 9YF | 
|---|---|
| Post Town | Corwen | 
| Nearest station | Chirk (22 km) | 
| Bus stops | Ty`n-y-llidiart Ind Est (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 14 View | 
| Known addresses | 
                          No addresses found
                       | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 52.989433 | |
|---|---|---|
| Longitude | -3.381492 | |
| Easting | 307362 | |
| Northing | 344460 | |
| Grid reference | SJ073444 | |
| UTM reference | 30U 474391 5871163 | |
| what3words | including.postcard.dodges | |
| FixPhrase | crop lung subsiding unengaged | |
| Plus code | 9C4RXJQ9+QC | |
| Altitude | 166 metres (545 feet) | |
| Sunrise (today) | 7:10 | |
| Sunset (today) | 16:46 | |
| Distance away | ||
| Distance to sea | 33.6 KMs (20.8 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 | June 1997 | 
|---|---|
| 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) | 20 | |
|---|---|---|
| Households (2011) | 8 | |
| 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) | Clawdd Poncen | W45000785 | 
| Census output area (2021) | W00001027 | |
| 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% |