Frequently Asked Questions — Chatham and Aylesford Constituency

Who won the Chatham and Aylesford constituency election in 2005?

Labour gained Chatham and Aylesford constituency at the 5 May 2005 General Election, taking the seat from Conservative. Labour won with a majority of 2,332 votes (5.5%). Turnout was 59.7%.

What was the swing in Chatham and Aylesford at the 2005 election?

The swing in Chatham and Aylesford was 24.2% from CON to LAB — a modest 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 Chatham and Aylesford in 2005 is shown in the statistics above.