| Postcode | LL17 0TY | 
|---|---|
| Post Town | St. Asaph | 
| Nearest station | Prestatyn (7 km) | 
| Bus stops | No nearby bus stops | 
| Number of UPRNs | 90 View | 
| Known addresses | Hendre Bach, Rhuallt Penisa'r Mynydd House, Rhuallt The Croft, Rhuallt | 
| Main property type | Other | 
| Businesses | 
| Latitude | 53.282844 | |
|---|---|---|
| Longitude | -3.356019 | |
| Easting | 309690 | |
| Northing | 377066 | |
| Grid reference | SJ096770 | |
| UTM reference | 30U 476263 5903794 | |
| what3words | convinces.pines.signs | |
| FixPhrase | crouton lung strode valley | |
| Plus code | 9C5R7JMV+4H | |
| Altitude | 163 metres (534 feet) | |
| Sunrise (today) | 7:11 | |
| Sunset (today) | 16:45 | |
| Distance away | ||
| Distance to sea | 6.6 KMs (4.1 miles) | 
| Parish | Cwm | W04000148 | 
|---|---|---|
| Ward | Tremeirchion | W05001360 | 
| Unitary Authority | Denbighshire | W06000004 | 
| County | Clwyd | W11000001 | 
| Constituency (2024) | Clwyd East | W07000094 | 
| MP | Becky Gittins | Labour | 
| 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) | 12 | |
|---|---|---|
| Households (2011) | 5 | |
| 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 hamlet and isolated dwellings | |
| Census output area (2021) | W00001332 | |
| Census output area (2011) | 1A2 | |
| Lower layer super output area (2021) | Denbighshire 008D | W01000248 | 
| Lower layer super output area (2011) | Denbighshire 008D | W01000248 | 
| Middle layer super output area (2021) | Dyserth & Tremeirchion | W02000049 | 
| Middle layer super output area (2011) | Dyserth & Tremeirchion | W02000049 | 
| Travel to work area | Rhyl | W22000031 | 
| Average property price in Llandudno | £205,971 | 
|---|---|
| Annual change | 1.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| The Croft, Rhuallt | Other (freehold) | Oct 2024 | £365,000 | 
| Hendre Bach, Rhuallt | Other (freehold) | Jan 2019 | £520,000 | 
| Penisa'r Mynydd House, Rhuallt | Detached (freehold) | Oct 2002 | £175,000 |