Frequently Asked Questions — Middlesbrough South and East Cleveland Constituency

Who won the Middlesbrough South and East Cleveland constituency election in 2010?

Labour gained Middlesbrough South and East Cleveland constituency at the 6 May 2010 General Election, taking the seat from Conservative. Labour won with a majority of 1,677 votes (3.6%). Turnout was 63.6%.

What was the swing in Middlesbrough South and East Cleveland at the 2010 election?

The swing in Middlesbrough South and East Cleveland was 14.0% 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 Middlesbrough South and East Cleveland in 2010 is shown in the statistics above.