UK Local Authority Districts: Super Generalised Boundaries

December 2025 digital vector boundaries for Local Authority Districts (LADs) across the United Kingdom. The dataset provides super generalised (200m) boundaries, clipped to the Mean High Water coastline mark. It contains intellectual property from both Ordnance Survey and the Office for National Statistics.

Use Cases

• Mapping electoral constituencies based on the official Local Authority District boundaries.
• Aggregating socio-economic statistics to the LAD level for regional analysis.
• Performing spatial joins with other UK datasets using the provided boundary geometry.
• Creating simplified base maps for national or regional dashboards using the 200m generalised scale.

Strengths

• Contains official boundaries from the authoritative UK Office for National Statistics.
• Provides a consistent, coastline-clipped boundary set for the entire United Kingdom.
• Offers multiple access methods including REST Feature and WFS services for programmatic use.

Limitations

• Sources conflict on the reference date, with one platform citing December 2024 and others citing December 2025.
• Column names and detailed attribute schema are not provided in the available metadata.
• The dataset's specific license terms are not explicitly stated, only the intellectual property holders.

Provenance

Source

Office for National Statistics (ONS) and Ordnance Survey.

Collection Method

Official digital vector boundaries produced by UK national mapping and statistics agencies.

Time Range

As at December 2025 (with a conflicting source stating December 2024).

Freshness

Last updated on platform: 2026-04-29.

Geography

United Kingdom (Local Authority Districts).