| Area Type | Urban city and town |
| Area Details | Rhos Y Dderwen, Blackwood, NP12 1HB |
| Population | 116 |
| Average Income | £35,000.00 (Range for UK is from £20,000 to £86,100) |
| Nearest Station | Pengam |
| Distance To Station | 1.77929 Km |
| Households | 41 |
| Affluence Level | 1731 (It is a range with 1-most deprived, 1909-least deprived) |
| Travel To Work Area | Cardiff |
| Police Force | Gwent |
| Water Company | Dwr Cymru Welsh Water |
| Parish | Blackwood |
| Ward | Blackwood |
| Local Authority | Caerphilly |
| Constituency | Islwyn |
| County | Gwent |
| Region | Wales |
| Country | Wales |