Lower Layer Super Output Areas: Population Weighted Centroids for England and Wales, 2001

Population weighted centroids for Lower Layer Super Output Areas in England and Wales as of 31 December 2001. The dataset is provided by the Office for National Statistics and contains both Ordnance Survey and ONS Intellectual Property Rights. It is accessible via ArcGIS REST services for INSPIRE View and Feature Download.

Use Cases

• Calculate average distances to services based on population-weighted centroids.
• Perform spatial joins with other census data using the provided geographic centroids.
• Map population distribution patterns for England and Wales in 2001.
• Analyze changes in population density over time when compared with later centroid datasets.

Strengths

• Centroids are population-weighted, providing a more accurate spatial representation than geometric centers.
• Data is tied to a specific administrative boundary snapshot (31 December 2001).
• Contains intellectual property rights from two authoritative UK sources: Ordnance Survey and ONS.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data is from a single snapshot in 2001, limiting analysis of temporal trends without companion datasets.
• Row count is unknown, which may limit suitability assessment for large-scale projects.

Provenance

Source

Office for National Statistics

Time Range

2001-12-31

Freshness

Last updated 2026-07-08 13:33:05.980860; freshness should be verified.

Geography

England and Wales