UK Parliamentary Constituency Boundaries as of December 2021

United Kingdom digital vector boundaries for Westminster Parliamentary Constituencies as at December 2021. The data contains both Ordnance Survey and ONS Intellectual Property Rights and is provided in multiple formats including GeoPackage, GeoJSON, and ESRI File Geodatabase. The dataset was last updated on the platform on 2023-03-21.

Use Cases

• Mapping electoral constituencies for visualization based on the provided vector boundaries.
• Analyzing constituency shapes and sizes for political research based on the generalised (20m) boundaries.
• Joining constituency boundary data with demographic or election results based on the geographic identifiers likely present.
• Creating base maps for regional planning or public service allocation based on the coastline-clipped boundaries.

Strengths

• Provides boundaries for a specific, recent date (December 2021).
• Available in multiple geospatial formats (9 listed, including GeoJSON and GeoPackage).
• Boundaries are generalised to 20m and clipped to the coastline, which may simplify analysis.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last updated 2023-03-21 11:06:39.112000; freshness should be verified against more recent boundary changes.
• Row count is unknown, which may limit suitability assessment for large-scale joins.

Provenance

Source

Government Digital Service

Collection Method

Likely digitized and maintained by national mapping and statistical agencies (Ordnance Survey and ONS).

Time Range

December 2021

Freshness

Snapshot from December 2021; platform metadata updated 2023-03-21.

Geography

United Kingdom