National Assembly for Wales Constituency Boundaries as of December 2016

Digital vector boundaries for National Assembly for Wales constituencies, effective 31 December 2016. The dataset contains four boundary versions: full resolution (extent of the realm and clipped to coastline), generalised (20m), and super generalised (200m). It is provided by the Office for National Statistics and contains Ordnance Survey and ONS intellectual property rights.

Use Cases

• Mapping constituency boundaries for visual analysis based on the provided vector data.
• Conducting spatial analysis of electoral districts based on the full and clipped coastline boundaries.
• Creating simplified maps for publication based on the generalised (20m) and super generalised (200m) boundary versions.
• Integrating electoral boundaries with other geospatial datasets for Wales based on the provided vector formats.

Strengths

• Provides four distinct boundary versions for different use cases, including full resolution and generalised options.
• Specific snapshot date of 31 December 2016 provides a clear temporal reference.
• Includes direct download links to ArcGIS REST services for programmatic access.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last updated 2026-07-08 13:32:56.058008; freshness should be verified.

Provenance

Source

Office for National Statistics

Collection Method

Likely digitized from official electoral boundary definitions.

Time Range

Snapshot as of 31 December 2016.

Freshness

Snapshot as of 31 December 2016.

Geography

Wales