Combined Authorities in England: Ultra Generalised Clipped Boundaries as of June 2016

Five versions of digital vector boundaries for Combined Authorities in England, as of 17 June 2016. The dataset contains full-resolution, generalised (20m), super generalised (200m), and ultra generalised (500m) boundaries, with file sizes ranging from 18 KB to 1.3 MB. It is published by the Office for National Statistics and contains Ordnance Survey and ONS intellectual property.

Use Cases

• Create simplified thematic maps based on ultra generalised (500m) boundaries for web visualization.
• Perform spatial joins with other datasets using the full-resolution boundaries clipped to the coastline.
• Analyze the geographic extent of combined authorities using the full-resolution boundaries that include offshore islands.

Strengths

• Provides five distinct boundary resolutions, from 1.3 MB full-resolution files to an 18 KB ultra generalised version.
• Contains specific snapshot date of 17 June 2016 for temporal consistency.
• Includes both Ordnance Survey and ONS intellectual property, indicating authoritative source data.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data is from a single snapshot in 2016; boundaries may not reflect subsequent administrative changes.
• Row count is unknown, which may limit suitability assessment for large-scale analysis.

Provenance

Source

Office for National Statistics

Collection Method

Digital vector boundaries derived from authoritative sources.

Time Range

Snapshot as of 17 June 2016.

Freshness

Last updated 2026-07-08 13:33:13.068433; freshness should be verified.

Geography

England