Great Britain Country Boundaries at December 2015, Ultra Generalised

Ultra generalised (500m) digital vector boundaries for countries in Great Britain as of 31 December 2015. The dataset contains multiple boundary resolutions, from full resolution (24-29 MB) to ultra generalised (168 KB), clipped to the Mean High Water coastline. Contains Ordnance Survey and Office for National Statistics intellectual property rights.

Use Cases

• Create simplified national-level maps based on the ultra generalised (500m) boundaries.
• Perform spatial joins or analyses at a country scale within Great Britain using the generalised boundaries.
• Visualize administrative regions in web mapping applications where small file sizes are advantageous.

Strengths

• Provides five specific boundary resolutions, with file sizes ranging from 168 KB to 29 MB.
• Snapshots are temporally precise, representing boundaries as of 31 December 2015.
• Contains intellectual property from authoritative sources: Ordnance Survey and the Office for National Statistics.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data is from 2015 and may not reflect subsequent boundary changes; freshness should be verified.

Provenance

Source

Office for National Statistics

Collection Method

Digital vector boundaries derived from Ordnance Survey data.

Time Range

As of 31 December 2015

Freshness

Last updated 2026-07-08 13:33:20.176388; freshness should be verified

Geography

Great Britain