Election for the constituency of Lagan Valley on 6 May 2010

An election to the 55th Parliament of the United Kingdom for the constituency area of Lagan Valley, held as part of the general election on 6 May 2010.

DUP hold by Jeffrey Donaldson with a majority of 10,486 - 28.7% - on a turnout of 56.0%.

An electorate of 65,257, having a valid vote count of 36,540 and an invalid vote count of 138.

Candidates

Name Party Vote Vote share Vote change
DONALDSON, Jeffrey DUP 18,199 49.8% -8.5%
TRIMBLE, Daphne Ind 7,713 21.1% -
LUNN, Trevor APNI 4,174 11.4% -
HARBINSON, Keith TUV 3,154 8.6% -
HEADING, Brian SDLP 1,835 5.0% 1.5%
BUTLER, Paul SF 1,465 4.0% -0.3%

The writ for this election was issued on 12 April 2010.

Result declared at 00:58 on 7 May 2010. Declarations times do not form part of election declarations and should be regarded as indicative rather than official.

Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.

This constituency of Lagan Valley was established by the 2010-2024 boundary set for Northern Ireland. This election was the first held under that boundary set. Any holds, gains and vote change percentages as a result of this election are based on notional results, which estimate the outcome of the previous election had it been contested on the new boundaries.