| Area Type | Urban major conurbation |
| Area Details | Duke Street, London, SW1Y 6DB |
| Population | 5 |
| Average Income | £59,000.00 (Range for UK is from £20,000 to £86,100) |
| London Zone | 1 |
| Nearest Station | Green Park |
| Distance To Station | 0.338235 Km |
| Households | 3 |
| Affluence Level | 24862 (It is a range with 1-most deprived, 32844-least deprived) |
| Travel To Work Area | London |
| Police Force | Metropolitan Police |
| Water Company | Thames Water |
| Parish | Westminster, unparished area |
| Ward | St. James's |
| Local Authority | Westminster |
| Constituency | Cities of London and Westminster |
| County | Greater London |
| Region | London |
| Country | England |