Who won the Darlington constituency election in 2015?

Labour gained Darlington constituency at the 7 May 2015 General Election, taking the seat from Conservative. Labour won with a majority of 3,158 votes (7.7%). Turnout was 62.5%.

What was the swing in Darlington at the 2015 election?

The swing in Darlington was 7.6% 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 Darlington in 2015 is shown in the statistics above.

LAB GAIN from CON: Darlington — 2015 General Election Result

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LAB GAIN from CON: Darlington — 2015 General Election Result | WIN326 — VPNews Elections

Labour gained Darlington constituency from Conservative on 7 May 2015. The Labour majority was 3,158 votes (7.7%). Turnout was 62.5%. The swing was 7.6% from CON to LAB.

Previous Results — Darlington Constituency

Election	Winner	Majority	Turnout	Swing
12 December 2019 general	CONGAIN	3,294	65.5%	+7.5%
8 June 2017 general	LABGAIN	3,280	67.6%	+7.5%

Frequently Asked Questions — Darlington Constituency

Who won the Darlington constituency election in 2015?: Labour gained Darlington constituency at the 7 May 2015 General Election, taking the seat from Conservative. Labour won with a majority of 3,158 votes (7.7%). Turnout was 62.5%.
What was the swing in Darlington at the 2015 election?: The swing in Darlington was 7.6% 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 Darlington in 2015 is shown in the statistics above.