MSOA (2021) to Counties and Unitary Authority (2023) Best Fit Lookup in EW

• Published by: Office for National Statistics
• Last updated: 26 May 2025
• Topic: Not added
• Licence: None

Summary

This file is a best fit lookup between 2021 middle layer super output areas and counties and unitary authorities in England and Wales as at 1st April 2023.  (File size - 1.2 MB)

Field Names - MSOA21CD, MSOA21NM, MSOA21NMW, CTYUA23CD, CTYUA23NM, CTYUA23NMW

Field Types - Text, Text, Text, Text, Text, Text

Field Lengths - 9, 39, 28, 9, 35, 24

For more information and an overview of best-fitting follow this link - 

https://geoportal.statistics.gov.uk/datasets/f0aac7ccbfd04cda9eb03e353c613faa/about

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Link to the data	Format	File added	Data preview
ArcGIS Hub Dataset	HTML	26 May 2025	Not available
KML	KML	24 November 2024	Not available
Shapefile	ZIP	24 November 2024	Not available
GeoJSON	GEOJSON	08 February 2024	Not available
CSV	CSV	08 February 2024	Preview
ArcGIS GeoService	ARCGIS GEOSERVICES REST API	20 September 2023	Not available

Additional information

View additional metadata

• Harvest GUID: https://www.arcgis.com/home/item.html?id=15abc3e5a1d8478a981d9cc512e8fb35&sublayer=0
• Source Metadata: XML
• Source Metadata: HTML

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