Westminster Parliamentary Constituency Boundaries for Great Britain, December 2015

December 2015 digital vector boundaries for Westminster Parliamentary Constituencies in Great Britain. The dataset contains multiple resolution versions, from full resolution to ultra generalised (500m), clipped to the coastline. Contains both Ordnance Survey and Office for National Statistics Intellectual Property Rights.

Use Cases

• Create electoral maps based on the 2015 constituency boundaries.
• Perform spatial joins of socio-economic data to constituencies using the provided vector boundaries.
• Generate simplified, low-detail maps for web applications using the ultra generalised (500m) version.
• Analyze coastal versus inland constituency extents using the full resolution 'extent of the realm' and 'clipped to coastline' versions.

Strengths

• Provides five distinct boundary versions with file sizes ranging from 488 KB to 56 MB, catering to different detail needs.
• Contains boundaries as of a specific date: 31 December 2015.
• Includes direct REST service URLs for programmatic access and INSPIRE compliance.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data may reflect geographic bias inherent to uk_data, focusing solely on Great Britain.
• Freshness should be verified; the snapshot is from 2015 and may not reflect current constituencies.

Provenance

Source

Office for National Statistics

Time Range

As at 31 December 2015

Freshness

Last updated 2026-07-08 13:33:29.302216; snapshot is from 31 December 2015.

Geography

Great Britain