Frequently Asked Questions — Milton Keynes South Constituency

Who won the Milton Keynes South constituency election in 2005?

Labour gained Milton Keynes South constituency at the 5 May 2005 General Election, taking the seat from Conservative. Labour won with a majority of 4,010 votes (8.2%). Turnout was 59.2%.

What was the swing in Milton Keynes South at the 2005 election?

The swing in Milton Keynes South was 9.5% from CON to LAB — a significant shift towards LAB. 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 Milton Keynes South in 2005 is shown in the statistics above.