Frequently Asked Questions — Fermanagh and South Tyrone Constituency

Who won the Fermanagh and South Tyrone constituency election in 2015?

Ulster Unionist Party gained Fermanagh and South Tyrone constituency at the 7 May 2015 General Election, taking the seat from Sinn Féin. Ulster Unionist Party won with a majority of 530 votes (1.0%). Turnout was 72.5%.

What was the swing in Fermanagh and South Tyrone at the 2015 election?

The swing in Fermanagh and South Tyrone was 5.0% from SF to UUP — a significant shift towards UUP. 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 Fermanagh and South Tyrone in 2015 is shown in the statistics above.