National Assembly for Wales Constituency Boundaries, December 2015

Digital vector boundaries for the National Assembly for Wales Constituencies as of December 2015. The dataset contains five boundary versions, including full-resolution and multiple generalised versions clipped to the coastline. Office for National Statistics provides this data under OGL-UK-3.0 license.

Use Cases

• Mapping electoral constituencies based on the provided vector boundaries.
• Analyzing boundary changes over time based on the December 2015 snapshot.
• Creating simplified maps for visualization based on the generalised (20m, 200m, 500m) boundary versions.
• Integrating constituency data with other geospatial layers based on the clipped coastline feature.

Strengths

• Provides five distinct boundary versions, including full resolution and four levels of generalisation.
• Specific file sizes are listed for each boundary version, ranging from 34 KB to 4 MB.
• Contains both Ordnance Survey and ONS Intellectual Property Rights, indicating authoritative sources.

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 may reflect geographic bias inherent to uk_data, focusing solely on Wales.

Provenance

Source

Office for National Statistics

Time Range

December 2015

Freshness

Last updated 2026-07-08 13:32:51.463192; freshness should be verified.

Geography

Wales