Riding profile

Cardiff West

UK constituency — Wales · Urban · wales

The question

Cardiff West: who wins this toss-up?

Editorial read

Cardiff West, an urban constituency in Wales, elected a member with Labour in the previous cycle, with a 16-point margin. The Vote-Scope model projects Plaid Cymru ahead at 24% vote share, against 21% for Labour, and the race could swing.

Sitting member

Mr Alex Barros-Curtis

Sits with Labour

Since
2024-07-04
Parliament
59th

Current forecast

Plaid Cymru

Toss-up

Probability
100%
Mean margin (pts)
4.4
P(close race)
71%

Projected vote share

Projection by party

  • Plaid Cymru 24.0%
  • Labour 20.6%
  • Reform UK 19.3%
  • Green 15.1%
  • Conservative 11.5%
  • Lib Dems 5.3%
  • Other 3.9%

In context

How this riding stacks up

Plaid Cymru Labour Reform UK Green
HereCardiff West 24.0%20.6%19.3%15.1%
National averageUnited Kingdom 1.0% +22.9 21.7% −1.0 25.3% −6.0 11.8% +3.3

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

Previous election · UK 2024

Won by
Labour
Margin
15.7 pts
Margin shift vs current projection
-11.3 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Alex Barros-Curtis Elected Labour 16,442 36.7
Kiera Marshall Plaid Cymru 9,423 21.1
James Hamblin Conservative 6,835 15.3
Peter Hopkins Reform UK 5,626 12.6
Jess Ryan Green 3,157 7.0
Manda Rigby Lib Dems 1,921 4.3
Neil McEvoy Other 1,041 2.3
John Urquhart Other 241 0.5
Sean Wesley Other 71 0.2

Demographics

Who lives here

Population
104,802
Median age
38
Employment rate
65.7%

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

Last model run
Cycle
uk_2029