Westminster Parliamentary Constituency Boundaries in Great Britain, December 2016

Great Britain's digital vector boundaries for Westminster Parliamentary Constituencies as of December 2016. The dataset contains multiple boundary resolutions, including full extent and 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 constituency boundaries based on the provided vector data.
• Performing spatial analysis of constituency areas based on the coastline-clipped versions.
• Creating simplified visualizations for web maps based on the generalised (20m, 200m, 500m) boundary files.

Strengths

• Offers five distinct boundary resolutions, with file sizes ranging from 500 KB to 55 MB.
• Contains both Ordnance Survey and ONS Intellectual Property Rights, indicating authoritative sourcing.
• Provides direct REST API URLs for an ArcGIS INSPIRE View Service and Feature Download Service.

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.
• Last updated 2026-07-08 13:32:58.448326; freshness should be verified.

Provenance

Source

Office for National Statistics

Collection Method

Likely digitized from official electoral boundary definitions.

Time Range

December 2016

Freshness

Data reflects boundaries as of December 2016. Metadata last updated on 2026-07-08.

Geography

Great Britain