Riding profile

Aberafan Maesteg

UK constituency — Wales · Mixed · wales

The question

Aberafan Maesteg: will Labour lose this seat to Reform UK?

Editorial read

Aberafan Maesteg, a mixed constituency in Wales, elected a member with Labour in the previous cycle, with a 29-point margin. The Vote-Scope model projects Reform UK ahead at 29% vote share, against 23% for Labour, and the probability of a close race is negligible.

Sitting member

Stephen Kinnock

Sits with Labour

Since
2015-05-07
Parliament
59th

Current forecast

Reform UK

Safe

Probability
100%
Mean margin (pts)
7.5
P(close race)
1%

Projected vote share

Projection by party

  • Reform UK 29.4%
  • Labour 23.4%
  • Plaid Cymru 21.6%
  • Green 10.9%
  • Conservative 7.7%
  • Lib Dems 4.3%
  • Other 2.5%

In context

How this riding stacks up

Reform UK Labour Plaid Cymru Green
HereAberafan Maesteg 29.4%23.4%21.6%10.9%
National averageUnited Kingdom 25.3% +4.0 21.7% +1.8 1.0% +20.5 11.8% −0.9

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

Previous election · UK 2024

Won by
Labour
Margin
29.0 pts
Margin shift vs current projection
-21.5 pts

Detailed result · UK 2024

Candidates and votes

Candidate Party Votes % Occupation
Stephen Kinnock Elected Labour 17,838 49.9
Mark Griffiths Reform UK 7,484 20.9
Colin Deere Plaid Cymru 4,719 13.2
Abigail Mainon Conservative 2,903 8.1
Nigel Hill Green 1,094 3.1
Justin Griffiths Lib Dems 916 2.6
Captain Beany Other 618 1.7
Rhiannon Morrissey Other 183 0.5

Demographics

Who lives here

Population
92,319
Median age
42
Employment rate
72.1%

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

Last model run
Cycle
uk_2029