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Postcode to OA (2021) to LSOA to MSOA to LAD with 2011 Classifications (May 2026) Best Fit Lookup in the UK

Publisher
Office for National Statistics
Updated
3 June 2026
Topic
Not set
Licence
Not set

Summary

A best-fit lookup between postcodes, 2021 Census Output Areas (OA), Workplace Zones (WZ), Lower Layer Super Output Areas (LSOA), Middle Layer Super Output Areas (MSOA) and current local authority districts (LAD) along with OA, WZ, and LAD classifications as at May 2023 in the UK. Postcodes are best-fitted by plotting the location of the postcode's mean address into the areas of the output geographies. (File size 44MB).

Field Names - PCD7, PCD8, PCDS, DOINTR, DOTERM, USERTYPE, OSEAST1M, OSNRTH1M, OA21CD, OAC11CD, OAC11NM, WZ11CD, WZC11CD, WZC11NM, LSOA21CD, LSOA21NM, MSOA21CD, MSOA21NM, SOAC11CD, SOAC11NM, LADCD, LADNM, LADNMW, LACCD, LACNM

Field Types - All Text

Field Lengths - 7, 8, 8, 6, 6, 1, 6, 7, 9, 3, 48, 9, 2, 60, 9, 63, 9, 35, 9, 36, 35, 3, 48

Data links

Link Format Preview Updated
ArcGIS Hub Dataset HTML – 3/6/2026

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Additional information

Source Metadata
XML, HTML
Harvest GUID
https://www.arcgis.com/home/item.html?id=285e66d4ee264c83bc2d0d393431235f

Contact

Enquiries

info@ons.gov.uk

Freedom of information (FOI) requests

FOI.Team@ons.gov.uk