Who won the Chorley constituency election in 2015?

Labour gained Chorley constituency at the 7 May 2015 General Election, taking the seat from Speaker. Labour won with a majority of 4,530 votes (8.8%). Turnout was 69.3%.

What was the swing in Chorley at the 2015 election?

The swing in Chorley was 56.2% from SPK 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 Chorley in 2015 is shown in the statistics above.

LAB GAIN from SPK: Chorley — 2015 General Election Result

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LAB GAIN from SPK: Chorley — 2015 General Election Result | WIN326 — VPNews Elections

Labour gained Chorley constituency from Speaker on 7 May 2015. The Labour majority was 4,530 votes (8.8%). Turnout was 69.3%. The swing was 56.2% from SPK to LAB.

Previous Results — Chorley Constituency

Election	Winner	Majority	Turnout	Swing
12 December 2019 general	SPKGAIN	17,392	51.7%	+61.3%
8 June 2017 general	LABGAIN	7,512	72.8%	+61.3%
6 May 2010 general	LABGAIN

Frequently Asked Questions — Chorley Constituency

Who won the Chorley constituency election in 2015?: Labour gained Chorley constituency at the 7 May 2015 General Election, taking the seat from Speaker. Labour won with a majority of 4,530 votes (8.8%). Turnout was 69.3%.
What was the swing in Chorley at the 2015 election?: The swing in Chorley was 56.2% from SPK 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 Chorley in 2015 is shown in the statistics above.