Riding profile

South Antrim

UK constituency — Northern Ireland · Mixed · northern ireland

The question

South Antrim: will UUP lose this seat to UK_UUP?

Editorial read

South Antrim, a mixed constituency in Northern Ireland, elected a member with the UK_UUP Party in the previous cycle, with a 18-point margin. The Vote-Scope model projects the UK_UUP Party ahead at 7% vote share, against 1% for the Green Party, and the probability of a close race is negligible.

Sitting member

Robin Swann

Sits with UUP

Since
2024-07-04
Parliament
59th

Current forecast

UK_UUP

Safe

Probability
100%
Mean margin (pts)
16.6
P(close race)
0%

Projected vote share

Projection by party

  • Other 7.0%
  • Green 1.3%

In context

How this riding stacks up

Other Green Conservative Labour
HereSouth Antrim 7.0%1.3%0.2%0.2%
National averageUnited Kingdom 4.8% +2.3 11.8% −10.6 18.9% −18.7 21.7% −21.5

Nationwide averages computed across the 650 riding-level projections (unweighted mean).

Previous election · UK 2024

Won by
UK_UUP
Margin
17.5 pts
Margin shift vs current projection
-0.9 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Robin Swann Elected UUP 16,311 38.0
Paul Girvan DUP 8,799 20.5
Declan Kearney Sinn Féin 8,034 18.7
John Blair Alliance 4,574 10.7
Mel Lucas TUV 2,693 6.3
Roisin Lynch SDLP 1,589 3.7
Lesley Veronica Green 541 1.3
Siobhan McErlean Aontú 367 0.9

Demographics

Who lives here

Data source : ONS mid-2022 population + Jan 2026 labour market

Last model run
Cycle
uk_2029