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Ward to Westminster Parliamentary Constituency to LAD to CTYUA (May 2025) Lookup in the UK

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

Summary

This file is a lookup between electoral wards/divisions, Westminster parliamentary constituencies, local authority districts and county/unitary authorities in the United Kingdom as at 1st May 2025. (File Size - 2.9 MB)

Field Names - WD25CD, WD25NM, WD25NMW, PCON24CD, PCON24NM, PCON24NMW, LAD25CD, LAD25NM, LAD25NMW, CTYUA25CD, CTYUA25NM, CTYUA25NMW, SPLIT_WARDField Types - Text, Text, Text, Text, Text, Text, Text, Text, Text, Text, Text, Text, Text,Field Lengths - 9, 54, 33, 9, 40, 32, 9, 36, 24, 9, 36, 24, 3

Data links

Link Format Preview Updated
ArcGIS Hub Dataset HTML – 9/12/2025
GeoJSON GEOJSON – 23/9/2025
KML KML – 23/9/2025
Shapefile ZIP – 23/9/2025
CSV CSV Preview 23/9/2025
ArcGIS GeoService ARCGIS GEOSERVICES REST API – 23/9/2025

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Additional information

Source Metadata
XML, HTML
Harvest GUID
https://www.arcgis.com/home/item.html?id=ac27c7721e664440adcc9e862505c8bc&sublayer=0

Contact

Enquiries

info@ons.gov.uk

Freedom of information (FOI) requests

FOI.Team@ons.gov.uk