UK Electoral Ward to Local Authority District Lookup for December 2020

United Kingdom lookup file mapping electoral wards and divisions to their corresponding local authority districts as of 31 December 2020. The dataset includes codes and names for both administrative levels and was published by the Government Digital Service. It was last updated on the platform in July 2022.

Use Cases

• Aggregating ward-level statistics to local authority districts based on the WD20CD to LAD20CD mapping.
• Validating or standardizing UK geographic identifiers in other datasets using the provided codes and names.
• Creating visualizations of UK administrative boundaries by joining this lookup to spatial boundary files.

Strengths

• Provides a specific snapshot of administrative boundaries as of 31 December 2020.
• Includes both codes (WD20CD, LAD20CD) and names (WD20NM, LAD20NM) for unambiguous linking.
• File size is explicitly stated as 1MB, indicating a manageable download.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Last updated 2022-07-22 12:30:26.208000; freshness should be verified for current applications.
• Column-level documentation is absent; field semantics must be inferred after download.

Provenance

Source

Government Digital Service

Collection Method

Likely an official administrative publication from the UK's Open Geography portal.

Time Range

Snapshot as of 31 December 2020.

Freshness

Data reflects boundaries as of 31 December 2020; platform record updated July 2022.

Geography

United Kingdom