Who won the Lagan Valley constituency election in 2024?

Alliance Party gained Lagan Valley constituency at the 4 July 2024 General Election, taking the seat from Democratic Unionist Party. Alliance Party won with a majority of 2,959 votes (6.0%). Turnout was 59.7%.

What was the swing in Lagan Valley at the 2024 election?

The swing in Lagan Valley was 10.2% from DUP to ALL — a modest shift towards ALL. 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 Lagan Valley in 2024 is shown in the statistics above.

ALL GAIN from DUP: Lagan Valley — 2024 General Election Result

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ALL GAIN from DUP: Lagan Valley — 2024 General Election Result | WIN326 — VPNews Elections

Alliance Party gained Lagan Valley constituency from Democratic Unionist Party on 4 July 2024. The Alliance Party majority was 2,959 votes (6.0%). Turnout was 59.7%. The swing was 10.2% from DUP to ALL.

Previous Results — Lagan Valley Constituency

Election	Winner	Majority	Turnout	Swing
12 December 2019 general	DUPGAIN	6,499	60.0%	+10.2%
8 June 2017 general	DUPGAIN	19,229	62.1%	+27.2%

Frequently Asked Questions — Lagan Valley Constituency

Who won the Lagan Valley constituency election in 2024?: Alliance Party gained Lagan Valley constituency at the 4 July 2024 General Election, taking the seat from Democratic Unionist Party. Alliance Party won with a majority of 2,959 votes (6.0%). Turnout was 59.7%.
What was the swing in Lagan Valley at the 2024 election?: The swing in Lagan Valley was 10.2% from DUP to ALL — a modest shift towards ALL. 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 Lagan Valley in 2024 is shown in the statistics above.