This page provides access to data files showing past local government and Scottish Parliament boundaries for use in a geographical information system (GIS).
Data files of current UK Parliament constituencies are available in Ordnance Survey's Boundary-Line™ product. Boundary-Line™ is part of Ordnance Survey's OS Open Data™ products which are available free of charge.
Boundary - Data Files
Formation Electoral Arrangements Wards 1995-1999
3rd Review Wards - 1999-2007
4th Review Wards 2007-2017
Scottish Parliament Constituencies 1999 - 2011
Scottish Parliament Regions 1999 - 2011