Historical Reviews
Historical Reviews of UK Parliament Constituencies
5th Review of UK Parliament Constituencies
These constituencies were in use from 2005 to 2024.
4th Review of UK Parliament constituencies
These constituencies were in use from 1997 to 2005.
3rd Review of UK Parliament Constituencies
These constituencies were in use from 1983 to 1997
2nd Review of UK Parliamentary Constituencies
These constituencies were in use from 1974 to 1983
1st Review of UK Parliamentary Constituencies
These constituencies were in use from 1955 to 1974
Initial Review of UK Parliament constituencies
These constituencies were in use from 1950 to 1955
European Parliament
Reviews of European Assemby or Parliament boundaries between 1978 and 1996.
We also undertook reviews of Scottish Parliament boundaries but under the terms of s.8 of the Scotland Act 2016, responsibility for reviews of them passed to Boundaries Scotland (formerly the Local Government Boundary Commission for Scotland) with effect from May 2017. Further information on these reviews can be accessed via our archived website or from the Boundaries Scotland website.