Boundary changes may reduce access to MPs in UK’s poorest areas, research finds

New map based on electoral roll not actual populations, meaning some MPs will be supporting 50% more people than others

• Find your new constituency - and see how it would have voted in 2019

Some of Britain's most deprived communities could find it harder to get parliamentary representation based on how UK constituencies have been redrawn, according to fresh research backed by anti-poverty campaigners.

The latest boundary review was meant to equalise constituencies, redrawing the outline of MPs' seats on the basis of the electoral roll, but did not take the actual populations into account.