This file is a best fit lookup between 2021 middle layer super output areas, electoral wards/divisions and local authority districts in England and Wales as at 4th May 2023. (File Size - 1.78 MB)
Field Names - MSOA21CD, MSOA21NM, MSOA21NMW, WD23D, WD23NM, WD23NMW, LAD23CD, LAD23NM, LAD23NMW
Field Types - Text, Text, Text, Text, Text, Text, Text, Text, Text
Field Lengths - 9, 39, 28, 9, 53, 45, 9, 35, 24
This file published on 16th May 2023 is updated on 12th December 2025 to correct ward allocation of:
MSOA21 E02004415 being reassigned to Ward (WD23) (E05011636) instead of E05011627.
The erroneous allocation was due to boundary refinement work conducted by Ordnance Survey.
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