National Assembly for Wales Electoral Regions Boundaries, December 2015

Wales electoral region boundaries from December 2015, provided by the Office for National Statistics. The dataset contains digital vector boundaries in five resolutions, from full extent to ultra generalised. It was last updated on the platform in July 2026.

Use Cases

• Mapping electoral constituencies based on the provided vector boundaries.
• Analyzing regional administrative extents based on the coastline clipping options.
• Creating simplified visualizations using the generalised boundary versions (20m, 200m, 500m).
• Integrating boundary data with other geospatial datasets via the provided ArcGIS REST services.

Strengths

• Offers five distinct boundary resolutions, with file sizes ranging from 23 KB to 3 MB.
• Contains intellectual property from both Ordnance Survey and the Office for National Statistics.
• Provides multiple access methods including direct download and ArcGIS REST 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.

Provenance

Source

Office for National Statistics

Collection Method

Digital vector boundaries likely sourced from Ordnance Survey and administrative records.

Time Range

December 2015

Freshness

Last updated 2026-07-08 13:32:31.979254; freshness should be verified.

Geography

Wales