Riding profile

Southampton Itchen

UK constituency — England · Urban · south east

The question

Southampton Itchen: who wins this toss-up?

Editorial read

Southampton Itchen, an urban constituency in England, elected a member with Labour in the previous cycle, with a 16-point margin. The Vote-Scope model projects Reform UK ahead at 29% vote share, against 27% for Labour, and the race could swing.

Sitting member

Darren Paffey

Sits with Labour

Since
2024-07-04
Parliament
59th

Current forecast

Reform UK

Toss-up

Probability
100%
Mean margin (pts)
3.6
P(close race)
100%

Projected vote share

Projection by party

  • Reform UK 29.1%
  • Labour 26.9%
  • Conservative 21.3%
  • Green 12.3%
  • Lib Dems 8.2%
  • Other 2.0%

In context

How this riding stacks up

Reform UK Labour Conservative Green
HereSouthampton Itchen 29.1%26.9%21.3%12.3%
National averageUnited Kingdom 25.3% +3.7 21.7% +5.2 18.9% +2.4 11.8% +0.5

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

Previous election · UK 2024

Won by
Labour
Margin
16.0 pts
Margin shift vs current projection
-12.4 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Darren Paffey Elected Labour 15,782 41.5
Sidney Yankson Conservative 9,677 25.4
Alex Culley Reform UK 6,853 18.0
Neil Kelly Green 2,793 7.3
James Batho Lib Dems 2,684 7.0
Declan Clune Other 264 0.7

Demographics

Who lives here

Population
111,709
Median age
35
Employment rate
72.1%

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

Last model run
Cycle
uk_2029