Middle Layer Super Output Areas (December 2011) Super Generalised Clipped Boundaries in En

December 2011 digital vector boundaries for Middle Layer Super Output Areas in England and Wales, provided by the Office for National Statistics. The dataset contains four boundary versions, including full resolution and super generalised (200m) files clipped to the coastline. It includes Ordnance Survey and ONS intellectual property rights and is available via multiple ArcGIS REST services.

Use Cases

• Create census data visualizations based on the provided super generalised (200m) boundaries.
• Perform geographic analysis of England and Wales using the full resolution boundaries clipped to the coastline.
• Integrate administrative boundaries into GIS systems for regional planning based on the 2011 MSOA definitions.
• Compare different boundary generalisations (20m vs 200m) for cartographic or computational efficiency.

Strengths

• Provides four distinct boundary versions, including a 2 MB super generalised (200m) file for lightweight applications.
• Boundaries are specific to a known date: 31 December 2011.
• Includes direct access URLs to ArcGIS REST services for programmatic use.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Data may reflect geographic/temporal bias inherent to uk_data as it is a 2011 snapshot.

Provenance

Source

Office for National Statistics

Collection Method

Likely digitized and generalized from official Ordnance Survey and census sources.

Time Range

As at 31 December 2011

Freshness

Last updated 2026-07-08 13:33:22.368823; freshness should be verified.

Geography

England and Wales