LSOA to Electoral Ward to LAD Best Fit Lookup for England and Wales (2020)

A best-fit lookup table mapping 2011 Lower Layer Super Output Areas (LSOAs) to 2020 Electoral Wards and Local Authority Districts in England and Wales. The dataset is provided by the Government Digital Service and was last updated on 2022-07-23. It includes fields for area codes and names, with a file size of 7 MB.

Use Cases

• Aggregating small-area statistics to ward or district level based on the LSOA-to-ward mapping.
• Joining demographic or economic data from different sources using the provided geographic codes.
• Analyzing changes in administrative boundaries over time, as suggested by notes on postponed electoral changes.
• Creating visualizations or maps of England and Wales using consistent 2020 ward and district boundaries.

Strengths

• File size is explicitly stated as 7 MB, indicating a manageable download.
• Includes both codes and names for three geographic levels (LSOA, Ward, LAD).
• Specific update notes detail boundary changes for Garforth & Swillington and Temple Newsam wards.
• Available in multiple formats, including GeoPackage, CSV, and GeoJSON.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Row count is unknown, which may limit suitability assessment.
• Last updated 2022-07-23 15:36:43.342000; freshness should be verified for current applications.

Provenance

Source

Government Digital Service

Collection Method

Likely compiled from official UK geographic registers.

Time Range

Lookup reflects boundaries as at 31 December 2020, mapping to 2011 LSOAs.

Freshness

Last updated 2022-07-23 15:36:43.342000

Geography

England and Wales