Westminster Parliamentary Constituency to European Electoral Region Lookup, December 2020

A lookup file mapping UK Westminster Parliamentary Constituencies to European Electoral Regions as of 31 December 2020. The dataset includes five text fields with defined lengths, such as constituency and region codes and names. It is provided by the Government Digital Service and was last updated on the platform in April 2024.

Use Cases

• Join constituency-level statistics to European Electoral Regions based on the PCON20CD and EER20CD codes.
• Analyze the geographic composition of European Electoral Regions based on the constituent Westminster Parliamentary Constituencies.
• Create visualizations of UK political boundaries for the specified time period using the provided geospatial file formats.

Strengths

• Provides a precise snapshot as of 31 December 2020, a significant date for UK-EU relations.
• Field lengths are explicitly defined (e.g., 9 characters for PCON20CD), suggesting structured data.
• Available in multiple geospatial formats (KML, GEOJSON) alongside CSV, facilitating different analysis workflows.

Limitations

• Row count is unknown, which may limit suitability assessment for large-scale joins.
• Column-level documentation is absent; field semantics must be inferred after download.
• Data reflects a specific historical point (December 2020) and may not reflect subsequent boundary changes.

Provenance

Source

Government Digital Service

Collection Method

Likely an official administrative boundary lookup produced by the UK government.

Time Range

As at 31st December 2020

Freshness

Last updated 2024-04-30 04:36:20.740000; freshness should be verified

Geography

United Kingdom