Datablog

Boundary changes: the first map of England's new constituencies

How would England have looked if the 2010 election had been fought with the new constituencies? Would your MP still have a seat? The Boundary Commission for England refused to give us this map - so we've made it ourselves using the raw data showing which wards would sit in which new constituency. What do you think?
Explore the data for yourself
Lewis Baston's guide to the top 50 constituencies
Constituency map created by Alasdair Rae, Sheffield University
Download this as a KML file - please credit Guardian Datastore
Created using Google Fusion Tables

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LEFT: the 2010 results with the new boundaries • RIGHT: the 2010 results, existing boundaries


Code thanks to @coneee

Based on a crude analysis of the composition of the new constituencies, using the 2010 election results in old ones. Assumes uniform vote across old constituencies