DDL Global Urban Boundaries
Urban agglomeration polygons with stable identifiers, published globally.
Schema
| Name | Type | Units | Description |
|---|---|---|---|
id | string | — | DDL urban agglomeration identifier. Stable across releases. |
name | string | — | Urban agglomeration name. |
population | int64 | people | Estimated population of the urban agglomeration. |
alpha3 | string | — | ISO 3166-1 alpha-3 country code. |
area | float64 | m² | Geometry area in square meters. |
geometry | geometry | — | Urban boundary polygon. Coordinate system: EPSG:4326. |
Further reading
Methodology paper Coming soon