UK Country Boundaries at December 2025, Generalised to 20m

Countries (December 2025) Boundaries UK BGC provides digital vector boundaries for countries within the United Kingdom. The dataset is produced by the Office for National Statistics and Ordnance Survey and contains boundaries generalised to 20 meters, clipped to the Mean High Water coastline. It was last updated on the platform on 2026-05-13.

Use Cases

• Create thematic maps of UK countries based on the provided vector boundaries.
• Perform spatial joins with other UK datasets using the country boundaries as a reference layer.
• Analyze coastal administrative geography using boundaries clipped to the Mean High Water mark.
• Visualize UK country-level data in dashboards or reports using the generalised 20m scale boundaries.

Strengths

• Boundaries are based on official sources from Ordnance Survey and the Office for National Statistics.
• Data represents a specific snapshot as at December 2025.
• Boundaries are generalised to 20 meters and clipped to the coastline, which is suitable for small-scale mapping.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for large-scale analysis.

Provenance

Source

Office for National Statistics and Ordnance Survey.

Time Range

As at December 2025.

Freshness

Last updated 2026-05-13 18:04:01.136198; freshness should be verified.

Geography

United Kingdom (countries).