National Assembly for Wales Electoral Regions, 2016 Boundaries

December 2016 digital vector boundaries for the National Assembly for Wales Electoral Regions. The dataset contains multiple resolutions, including full resolution, generalised (20m), and super generalised (200m) versions clipped to the coastline. It is provided by the Office for National Statistics and contains Ordnance Survey and ONS intellectual property rights.

Use Cases

• Mapping electoral regions for visual analysis based on the provided vector boundaries.
• Conducting spatial analysis of Welsh administrative units based on the generalised boundary files.
• Integrating electoral boundaries with other geospatial data for regional studies based on the coastline-clipped features.

Strengths

• Provides multiple boundary resolutions, including full, 20m generalised, and 200m super generalised versions.
• Contains specific file size information for each resolution type, such as 350 KB for the 20m generalised version.
• Includes direct REST service URLs for ArcGIS INSPIRE View and Feature Download 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

Time Range

As at 31 December 2016

Freshness

Last updated 2026-07-08 13:32:51.499501; freshness should be verified.

Geography

Wales