Local Authority District Boundaries for Great Britain, December 2009

Digital vector boundaries for Local Authority Districts in Great Britain as of December 2009. The dataset contains multiple boundary versions, including full resolution, generalised (20m), super generalised (200m), and ultra generalised (500m) versions, each clipped to the coastline. It is provided by the Office for National Statistics and contains both Ordnance Survey and ONS Intellectual Property Rights.

Use Cases

• Create thematic maps of Great Britain based on Local Authority Districts using the provided vector boundaries.
• Perform spatial analysis on administrative units from 2009 using the super generalised (200m) boundaries for faster processing.
• Integrate historical administrative boundaries into a Geographic Information System (GIS) for longitudinal studies.
• Visualize the extent of local government districts in Great Britain, clipped to the Mean High Water mark.

Strengths

• Offers five distinct boundary resolutions, with file sizes ranging from 367 KB (ultra generalised) to 49 MB (full resolution clipped).
• Provides specific temporal coverage for administrative boundaries as of December 2009.
• Includes direct REST service URLs for programmatic access and download via ArcGIS services.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Data reflects a specific snapshot from 2009 and may not represent current administrative boundaries.

Provenance

Source

Office for National Statistics

Time Range

December 2009

Freshness

Last updated 2026-07-08 13:32:53.652473; freshness should be verified.

Geography

Great Britain