Combined Authorities Boundaries in England, March 2017

Five vector boundary files for Combined Authorities in England, as of March 2017, with resolutions ranging from full to ultra-generalized. The data contains Ordnance Survey and ONS Intellectual Property Rights and is provided by the Office for National Statistics via an ArcGIS REST service.

Use Cases

• Map administrative jurisdictions based on the provided vector boundaries.
• Analyze coastal boundary definitions based on the Mean High Water and Mean Low Water marks described.
• Compare boundary detail for performance trade-offs using the five available resolution levels (full to 500m generalized).

Strengths

• Provides five distinct boundary resolutions, with file sizes specified from 1.5 MB to 22 KB.
• Contains intellectual property from authoritative sources Ordnance Survey and ONS.
• Offers multiple access methods including direct download and an ArcGIS REST Feature Service.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data is from March 2017; freshness should be verified for current applications.

Provenance

Source

Office for National Statistics

Collection Method

Digital vector boundaries from Ordnance Survey and ONS.

Time Range

March 2017

Freshness

Last updated 2026-07-08 13:32:16.251509; freshness should be verified.

Geography

England