Frequently Asked Questions — Kingston and Surbiton Constituency

Who won the Kingston and Surbiton constituency election in 2015?

Conservative gained Kingston and Surbiton constituency at the 7 May 2015 General Election, taking the seat from Liberal Democrats. Conservative won with a majority of 2,834 votes (4.8%). Turnout was 72.9%.

What was the swing in Kingston and Surbiton at the 2015 election?

The swing in Kingston and Surbiton was 11.0% from LD to CON — a modest shift towards CON. Swing is calculated using the Butler two-party formula: the average of the change in winner's vote share and the fall in the runner-up's vote share compared to the previous election here.

What does swing mean in UK elections?

Swing measures how much support has shifted between two parties compared to a previous election. The Butler swing formula — used in British election reporting since the 1950s — takes the average of the gain in the winner's vote share and the loss in the runner-up's. A 5% swing is considered large at ward level; anything above 10% is exceptional. The swing figure for Kingston and Surbiton in 2015 is shown in the statistics above.