Counties and Unitary Authorities (December 2021) Boundaries EN BUC

This file contains the digital vector boundaries for Counties and Unitary Authorities, in England, as at December 2021. The boundaries available are: (BUC) Ultra generalised (500m) - clipped to the coastline (Mean High Water mark). Contains both Ordnance Survey and ONS Intellectual Property Rights.

Data and Resources

Additional Info

Field Value
Source https://open-geography-portalx-ons.hub.arcgis.com/datasets/ons::counties-and-unitary-authorities-december-2021-boundaries-en-buc
Last Updated November 4, 2025, 11:10 (UTC)
Created September 20, 2023, 22:11 (UTC)