| Area Type | Urban city and town in a sparse setting |
| Area Details | Tan Yr Allt, Holyhead, LL65 2RG |
| Population | 16 |
| Average Income | £25,700.00 (Range for UK is from £20,000 to £86,100) |
| Nearest Station | Holyhead |
| Distance To Station | 0.911321 Km |
| Households | 7 |
| Affluence Level | 366 (It is a range with 1-most deprived, 1909-least deprived) |
| Travel To Work Area | Bangor and Holyhead |
| Police Force | North Wales |
| Water Company | Dwr Cymru Welsh Water |
| Parish | Holyhead |
| Ward | Tref Cybi |
| Local Authority | Isle of Anglesey |
| Constituency | Ynys Môn |
| County | Gwynedd |
| Region | Wales |
| Country | Wales |