SDLP Defence

Below are lists of SDLP marginal seats showing which constituencies won in the latest elections can be most easily lost.

SDLP Defence 2025

Below is the SDLP defence list consisting of SDLP held marginal seats for the 2025 general election. These marginal constituencies are ordered from the smallest to the largest swing to be defeated by the largest opposition party.

View SDLP target seats for the next general election.

(order by percentage majority)

RankConstituencyRegionMajoritySwing to Defeat
1.Belfast SouthNorthern Ireland15,40116.26%
2.FoyleNorthern Ireland17,11018.15%

View SDLP target seats for the next general election.

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