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Postcode to OA (2021) to LSOA to MSOA to LAD (May 2026) Best Fit Lookup in the UK

Publisher
Office for National Statistics
Updated
27 August 2026
Topic
Not set
Licence
Not set

Summary

A best-fit lookup between postcodes, 2021 Census Output Areas (OA), Lower Layer Super Output Areas (LSOA), Middle Layer Super Output Areas (MSOA) and local authority districts (LAD). Postcodes are as at February 2024 in the UK and are best-fitted by plotting the location of the postcode's mean address into the areas of the output geographies. (File size 22 MB).

Field Names - PCD7, PCD8, PCDS, DOINTR, DOTERM, USERTYPE, OA21CD, LSOA21CD, MSOA21CD, LADCD, LSOA21NM, MSOA21NM, LADNM, LADNMW

Field Types - All Text

Field Lengths - 7, 8, 8, 8, 8, 1, 9, 9, 9, 9, 55, 65, 45, 45

Data links

Link Format Preview Updated
ArcGIS Hub Dataset HTML 27/8/2026

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Additional information

Source Metadata
XML, HTML
Harvest GUID
https://www.arcgis.com/home/item.html?id=2713c3a627454ff88add814226264d77

Contact

Enquiries

ons.geography@ons.gov.uk

Freedom of information (FOI) requests

FOI.Team@ons.gov.uk