Westminster Parliamentary Constituency Boundaries for Great Britain, December 2015

December 2015 digital vector boundaries for Westminster Parliamentary Constituencies in Great Britain, provided by the Office for National Statistics. The dataset contains multiple boundary versions, including full-resolution and several generalised versions clipped to the coastline. It contains both Ordnance Survey and ONS Intellectual Property Rights.

Use Cases

• Mapping electoral constituencies for visual analysis based on the provided vector boundaries.
• Aggregating socio-economic data to constituency areas for political research based on the geographic units.
• Creating simplified (generalised) maps for web or mobile applications based on the 20m, 200m, and 500m resolution files.
• Analyzing changes in constituency boundaries over time by comparing this 2015 snapshot with other years.

Strengths

• Provides five distinct boundary versions, including full-resolution and generalised files for different use cases.
• Includes specific file sizes for each version, ranging from 488 KB to 56 MB, indicating manageable download options.
• Contains intellectual property rights from both Ordnance Survey and the Office for National Statistics, suggesting authoritative source data.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data is specific to a single snapshot date (December 2015) and may not reflect current boundaries.
• Row count is unknown, which may limit suitability assessment for large-scale analytical projects.

Provenance

Source

Office for National Statistics

Collection Method

Digital vector boundaries derived from authoritative sources, likely including Ordnance Survey data.

Time Range

As at 31 December 2015.

Freshness

Last updated 2026-07-08 13:33:11.736131; freshness should be verified.

Geography

Great Britain (England, Scotland, Wales).