BoundaryLine contains all levels of electoral and administrative boundaries for Great Britain, including districts, wards, civil parishes (or communities), parliamentary, assembly and European constituencies.


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Offers a compilation of 54 datasets detailing Great Britain’s administrative and voting boundaries. Data is sourced from Ordnance Survey, the UK's national mapping agency.


  • Files are split into separate tables at different levels of geography for ease of use.
  • Regional coverage for names and gazetteers is provided in vector format.

Coverage details

  • Coverage: United Kingdom
  • Release Schedule: Bi-Annually
  • Unit of Sale: Nation (UK)