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Output Area (2021) to Ward (2025) to LAD (May 2025) Best Fit Lookup in EW (V3)

Publisher
Office for National Statistics
Updated
23 December 2025
Topic
Not set
Licence
Not set

Summary

This file is a best fit lookup between output areas (December 2021), electoral wards/divisions and local authority districts in England and Wales as at 1st May_2025. (File Size - 11 MB)

Field Names - OA21CD, WD25CD, WD25NM, WD25NMW, LAD25CD, LAD25NM, LAD25NMWField Types - Text, Text, Text, Text, Text, Text, TextField Lengths - 9, 9, 53, 45, 9, 35, 24Name change for E07000083 - Tewkesbury to North Gloucestershire revoked This file published on 24****th July 2025 is updated on 12****th December 2025 to correct ward allocation of OA21 E00107679 being reassigned to Ward (WD25) (E05011642) instead of E05011648. The erroneous allocation was due to boundary refinement work conducted by Ordnance Survey.

This is an update product! Please check your version and download the updated product. See details on our dedicated notices page.

For further questions or specific requirements, please contact the ONS Geography mailbox ONS.Geography@ons.gov.uk

Data links

Link Format Preview Updated
KML KML 23/12/2025
GeoJSON GEOJSON 23/12/2025
Shapefile ZIP 23/12/2025
CSV CSV Preview 23/12/2025
ArcGIS GeoService ARCGIS GEOSERVICES REST API 23/12/2025
ArcGIS Hub Dataset HTML 23/12/2025

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Additional information

Source Metadata
XML, HTML
Harvest GUID
https://www.arcgis.com/home/item.html?id=fcd0beaeeb404940a24339065037fd53&sublayer=0

Contact

Enquiries

ons.geography@ons.gov.uk

Freedom of information (FOI) requests

FOI.Team@ons.gov.uk