Countries (December 2025) Boundaries UK BUC: Ultra Generalised UK Country Borders

Digital vector boundaries for Countries in the United Kingdom as of December 2025. The file contains Ordnance Survey and ONS Intellectual Property Rights. Boundaries are ultra generalised (500m) and clipped to the coastline (Mean High Water mark).

Use Cases

• Create thematic maps of UK countries based on the provided ultra-generalised boundaries.
• Perform spatial joins with other UK datasets using the country-level geographic identifiers.
• Generate simplified base maps for web or print publications using the 500m generalised coastline-clipped shapes.

Strengths

• Boundaries are current as of a specific date: December 2025.
• Contains intellectual property from authoritative UK sources: Ordnance Survey and ONS.
• Boundaries are ultra generalised (500m) for efficient processing and visualisation.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Office for National Statistics

Time Range

As at December 2025

Freshness

Last updated 2026-05-13 18:03:59.949092; freshness should be verified.

Geography

United Kingdom