Make the difference in Greater London

Choose one of the following marginals...

Watford

1.78% Swing needed to overturn Dean Russell

Labour in second place

Vote in Watford

St. Albans

5.36% Swing needed to overturn Anne Main

Lib dems in second place

Vote in St. Albans

Uxbridge and Ruislip South

5.39% Swing needed to overturn Boris Johnson

Labour in second place

Vote in Uxbridge and Ruislip South

* The swing needed is the percentage of the voters in this area that, if they changed their vote from the sitting MP to the second place MP would overturn the sitting MP. The lower the number the easier it is to overturn the current MP.